Sky Instruments
Antares 1.25" Color Filters, Set of 4 (FS2) $54.99
Set of 4 1.25" color filters (#11,#21,#80A,ND25), to enhance planetary imaging. Description Every refractive system, (lenses, correctors, eyepieces, etc.) produce Chromatic Focal Shift: The different colors focus on different planes. By isolating one color more detail will become apparent. Always use a contrasting color to what you are observing. Set of 4 popular 1.25" filters: #11 - Yellow-Green #21 - Orange #80A - Light Blue #ND25 - Neutral Density Filter (25%)
Sky Instruments
Antares 1.25" Neutral Density Filter 13% (... $29.95
When observing the moon or planets, a lot of the time there is just too much light! A-Star Telescope carries the Antares 13% and 25% (ND) neutral density polarizing filters to cut the brightness down to size. Available also for 2" eyepieces. Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancing lunar-planetary observing. Can be used stacked with colour filters. The ND13 transmits 13% and threads into all 1.25" accessories. NOT FOR SOLAR VIEWING
Sky Instruments
Antares 1.25" Neutral Density Filter 25% (... $29.95
When observing the moon or planets, a lot of the time there is just too much light! A-Star Telescope carries the Antares 13% and 25% (ND) neutral density polarizing filters to cut the brightness down to size. Available also for 2" eyepieces. Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancing lunar-planetary observing. Can be used stacked with colour filters. The ND25 transmits 25% and threads into all 1.25" accessories. NOT FOR SOLAR VIEWING.  
Sky Instruments
Antares 2" Neutral Density Filter 13% (2ND13) $39.95
When observing the moon or planets, a lot of the time there is just too much light! All-Star Telescope carries the Antares 13% neutral density (ND) polarizing filter for two inch eyepieces to cut the brightness down to size.   Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancing lunar-planetary observing. Can be used stacked with color filters. The 2ND13 transmits 13% and threads into all 2" accessories. NOT FOR SOLAR VIEWING.  
Sky Instruments
Antares 2" Neutral Density Filter, 25% Tra... $39.95
Neutral density filters can reduce brightness across the visual spectrum without losing resolution, enhancing lunar-planetary observing. Can be used stacked with colour filters. The 2ND25 transmits 25% and threads into all 2" accessories. 
Sky Instruments
Antares 2" Set Of 4 Colour Filters (2FS2) $84.95
Colour filters enhance planetary imaging. Every refractive system, (lenses, correctors, eyepieces etc.) produce Chromatic Focal Shift: The different colours focus on different planes. By isolating one colour more detail will become apparent. Always use a contrasting colour to what you are observing; brightness is not an issue with planets. Set(4) 2" Filters 2-#11,21,80A,ND25
Sky Instruments
Antares T-Adapter For Schmidt-Cassegrains ... $41.00
TAL threads directly onto the back of your Schmidt-Cassegrain and outputs M42 T-thread with a 55mm extension. Description This sturdy metal T-Adapter is the accessory of choice if you’d like to attach an SLR or DSLR camera to the rear cell threads of a Schmidt-Cassegrain telescope for prime focus photography. T-Threads accept camera brand specific T-Ring (sold separately) Both a T-Adapter and T-Ring are required to mount a 35mm SLR camera to your instrument.    
Antlia
Antlia 1.25" H-Beta and OIII Visual and Ph... $149.99
Antlia HB-OIII filter is engineered specifically for night visual nebulae observation at a high contrast and Deep-sky astrophotography. Its transmission is 90% or greater at critical wavelengths (OIII 500.7nm, OIII 495.9nm, and H-Beta 486.1nm). You’ll notice much higher contrast boost to observe Planetary Nebula, Supernova Remnant, Emission Nebula, Diffuse Nebula, and extremely faint nebulae by Antlia HB-OIII filter. When it is used for Astro Deep-sky imaging, it enhances the details of the OIII and H-Beta emission lines with astronomical cameras and DSLRs. Description Antlia HB-OIII filter was coated with almost total suppression of optical density (OD)4 on unwanted wavelength and...
Antlia
Antlia 2" Filter Slider (B-2INCH) $42.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description Antlia drawer system is composed of three parts, mainbody base with an optical depth of 20mm, telescope adapter and camera adapter, three parts are connected and fixed by screws. All parts of the Antlia filter...
Antlia
Antlia 36mm Filter Holder/Adapter (B4836) $13.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description The 36mm filter adapter allows you to use 36mm round unmounted filters with the 2" Antlia Filter Slider. Antlia drawer system is composed of three parts, mainbody base with an optical depth of 20mm, telescope...
Antlia
Antlia 3nm Narrowband H-Alpha (Ha) Pro 1.2... $344.95
Antlia H-alpha Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia H-alpha 3nm Pro filters are designed to deliver 88% transmission at the 656.3nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong Center Wavelength (CWL)-shift. We guarantee T>88% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia 3nm Narrowband H-Alpha (Ha) Pro 2" ... $550.95
Antlia H-alpha Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia H-alpha 3nm Pro filters are designed to deliver 88% transmission at the 656.3nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong Center Wavelength (CWL)-shift. We guarantee T>88% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia 3nm Narrowband H-Alpha (Ha) Pro 31m... $369.95
Antlia H-alpha Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia H-alpha 3nm Pro filters are designed to deliver 88% transmission at the 656.3nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong Center Wavelength (CWL)-shift. We guarantee T>88% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia 3nm Narrowband H-Alpha (Ha) Pro 36m... $422.95
Antlia H-alpha Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia H-alpha 3nm Pro filters are designed to deliver 88% transmission at the 656.3nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong Center Wavelength (CWL)-shift. We guarantee T>88% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia 3nm Narrowband H-Alpha (Ha) Pro 50m... $669.95
Antlia H-alpha Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia H-alpha 3nm Pro filters are designed to deliver 88% transmission at the 656.3nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong Center Wavelength (CWL)-shift. We guarantee T>88% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia 3nm Narrowband Sulfur II (SII) Pro ... $344.95
Antlia SII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia SII 3nm Pro filter is designed to deliver 88% transmission at the 671.6nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong (Center Wavelength (CWL)-shift. We guarantee T>88% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia 3nm Narrowband Sulfur II (SII) Pro ... $550.95
Antlia SII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia SII 3nm Pro filter is designed to deliver 88% transmission at the 671.6nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong (Center Wavelength (CWL)-shift. We guarantee T>88% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia 3nm Narrowband Sulfur II (SII) Pro ... $369.95
Antlia SII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia SII 3nm Pro filter is designed to deliver 88% transmission at the 671.6nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong (Center Wavelength (CWL)-shift. We guarantee T>88% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia 3nm Narrowband Sulfur II (SII) Pro ... $422.95
Antlia SII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia SII 3nm Pro filter is designed to deliver 88% transmission at the 671.6nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong (Center Wavelength (CWL)-shift. We guarantee T>88% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia 3nm Narrowband Sulfur II (SII) Pro ... $669.95
Antlia SII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia SII 3nm Pro filter is designed to deliver 88% transmission at the 671.6nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong (Center Wavelength (CWL)-shift. We guarantee T>88% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia ALP-Dual Band 5nm Golden Filter (AL... $474.95
The Antlia ALP-T dual band Golden 5nm filter is a dual line-pass filter which was designed to be used primarily with one-shot colour (OSC) cameras such as DSLR's or astronomical OSC cameras. It can also be used as a narrowband filter for monochrome cameras to save imaging time. Description The advanced multi-coatings on our ALP-T ultra dual band filter effectively isolates the red Ha and the blue-green OIII lines light from emission nebulae, with almost total suppression of optical density (OD)4.5 on unwanted wavelengths from light pollution, moonlight, and airglow. The result is that our ALP-T dual band 5nm filter...
Antlia
Antlia LRGB V-series 1.25" Mounted (LRGB-V... $375.00
The Antlia LRGB-V Pro series filters are designed for monochrome cameras that use both CCD and CMOS sensors. Suitable sensors include KAF/KAI sensors, Sony IMX sensors, GSENSE and other sensor manufacturers. The LRGB-V Pro set is designed to approximately equalize the RGB response from the flux of red-sensitive CCD detectors. Description The result is that you achieve 1:1:1 equalized RGB exposures with the benefit of simplified post processing and reduced imaging time. New LRGB-V Pro series filters feature a carefully designed spectral gap between the green and red channels to minimize the effect of light pollution and to provide high...
Antlia
Antlia LRGB V-series 2" Mounted (LRGB-V-SE... $590.00
The Antlia LRGB-V Pro series filters are designed for monochrome cameras that use both CCD and CMOS sensors. Suitable sensors include KAF/KAI sensors, Sony IMX sensors, GSENSE and other sensor manufacturers. The LRGB-V Pro set is designed to approximately equalize the RGB response from the flux of red-sensitive CCD detectors. Description The result is that you achieve 1:1:1 equalized RGB exposures with the benefit of simplified post processing and reduced imaging time. New LRGB-V Pro series filters feature a carefully designed spectral gap between the green and red channels to minimize the effect of light pollution and to provide high...
Antlia
Antlia LRGB V-series 36mm Unmounted (LRGB-... $450.00
The Antlia LRGB-V Pro series filters are designed for monochrome cameras that use both CCD and CMOS sensors. Suitable sensors include KAF/KAI sensors, Sony IMX sensors, GSENSE and other sensor manufacturers. The LRGB-V Pro set is designed to approximately equalize the RGB response from the flux of red-sensitive CCD detectors. Description The result is that you achieve 1:1:1 equalized RGB exposures with the benefit of simplified post processing and reduced imaging time. New LRGB-V Pro series filters feature a carefully designed spectral gap between the green and red channels to minimize the effect of light pollution and to provide high...
Antlia
Antlia M42x0.75 Camera-Sided Adapter (C-42) $16.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description The Antlia M42 x 0.75 camera adapter allows you to connect the Antlia Filter Drawer to cameras or accessories with an M42 x 0.75 thread. The adapter adds an optical thickness of 0.5mm. Antlia drawer...
Antlia
Antlia M42x0.75 Telescope-Sided Adapter (T... $16.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description The Antlia M42 x 0.75 telescope adapter allows you to connect the Antlia Filter Drawer to telescopes or accessories with an M42 x 0.75 thread. The adapter adds an optical thickness of 0.5mm. Antlia drawer...
Antlia
Antlia M48x0.75 Camera-Sided Adapter (C-48) $16.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description The Antlia M48 x 0.75 camera adapter allows you to connect the Antlia Filter Drawer to cameras or accessories with an M48 x 0.75 thread. The adapter adds an optical thickness of 0.5mm. Antlia drawer...
Antlia
Antlia M48x0.75 Telescope-Sided Adapter (T... $16.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description The Antlia M48 x 0.75 telescope adapter allows you to connect the Antlia Filter Drawer to telescopes or accessories with an M48 x 0.75 thread. The adapter adds an optical thickness of 0.5mm. Antlia drawer...
Antlia
Antlia M54x0.75 Camera-Sided Adapter (C-54) $16.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description The Antlia M54 x 0.75 camera adapter allows you to connect the Antlia Filter Drawer to cameras or accessories with an M54 x 0.75 thread. The adapter adds an optical thickness of 0.5mm. Antlia drawer...
Antlia
Antlia M54x0.75 Telescope-Sided Adapter (T... $16.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description The Antlia M54 x 0.75 telescope adapter allows you to connect the Antlia Filter Drawer to telescopes or accessories with an M54 x 0.75 thread. The adapter adds an optical thickness of 0.5mm. Antlia drawer...
Antlia
Antlia M68x1 Camera-Sided Adapter (C-68) $49.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description The Antlia M68 x 1 camera adapter allows you to connect the Antlia Filter Drawer to cameras or accessories with an M68 x 1 thread. The adapter adds an optical thickness of 3.5mm. Antlia drawer...
Antlia
Antlia M68x1 Telescope-Sided Adapter (T-68) $39.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description The Antlia M68 x 1 telescope adapter allows you to connect the Antlia Filter Drawer to telescopes or accessories with an M68 x 1 thread. The adapter adds an optical thickness of 9.5mm. Antlia drawer...
Antlia
Antlia Main Body/Base Filter Drawer (B-001) $59.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description Antlia drawer system is composed of three parts, mainbody base with an optical depth of 20mm, telescope adapter and camera adapter, three parts are connected and fixed by screws. All parts of the Antlia filter...
Antlia
Antlia OIII 3nm Pro 1.25" Mounted (OIII-3N... $384.95
Antlia OIII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nmbandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia OIII 3nm Pro filters are designed to deliver 85% transmission at the 500.7nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong Center Wavelength (CWL) shift. We guarantee T>85% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia OIII 3nm Pro 2" Mounted (OIII-3NM-P... $599.95
Antlia OIII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nmbandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia OIII 3nm Pro filters are designed to deliver 85% transmission at the 500.7nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong Center Wavelength (CWL) shift. We guarantee T>85% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia OIII 3nm Pro 31mm Unmounted (OIII-3... $409.95
Antlia OIII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nmbandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia OIII 3nm Pro filters are designed to deliver 85% transmission at the 500.7nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong Center Wavelength (CWL) shift. We guarantee T>85% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia OIII 3nm Pro 36mm Unmounted (OIII-3... $459.95
Antlia OIII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nmbandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia OIII 3nm Pro filters are designed to deliver 85% transmission at the 500.7nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong Center Wavelength (CWL) shift. We guarantee T>85% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia OIII 3nm Pro 50mm Unmounted (OIII-3... $739.95
Antlia OIII Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nmbandpass. As the bandwidth becomes narrower, the 3nm Pro narrowband filters enhance contrast of emission targets by lowering the unwanted background signal. Antlia OIII 3nm Pro filters are designed to deliver 85% transmission at the 500.7nm line which provides you with the maximum signal and well defined nebulae structures. Description Conventional broader narrowband filters cause a heavy loss in transmission due to the strong Center Wavelength (CWL) shift. We guarantee T>85% within 1nm range of the center bandwidth, which means that the 3nm Pro narrowband filter can...
Antlia
Antlia SCT Camera-Sided Adapter (C-SCT) $16.95
The filter drawer system is a very convenient and inexpensive alternative to the filter wheel for simple changing of filters and connection of camera and telescope. In the drawer system, the main body are abbreviated with (B) for base, the adapters are abbreviated with (T) for telescope side and (C) for camera side.  Note: each component of the Antlia Filter Drawer System is sold separately. Description The adapter allows the connection of the B001 base module to camera-side adapters with internal 2" SC thread. Antlia drawer system is composed of three parts, mainbody base with an optical depth of 20mm, telescope...
SharpStar
Askar M54 Off-Axis Guider (M54OAG) $249.99
Askar introduced M54 off-axis guider for astronomy enthusiasts to achieve better guiding effect. The prism of Askar M54 OAG is 10×10mm, which can not only collect more light, but also make it easier to capture the targeted star and realize automatic guiding. Description Askar M54 OAG is designed with multiple threads, like M42, M48 and M54, which can basically satisfy the needs of accessory attachment. These novice-friendly adapters are easy to switch and replace. Askar M54 OAG functions well with a full-frame camera, better facilitating the imaging process of astrophotographers. The Askar M54 OAG is CNC machined, and the surface...
Baader Planetarium
Baader Planetarium 2" Clear Focusing Filte... $59.95
Description Overview Baader Premium grade impermeable RGB-C Clearglass Filters. The Baader clear glass filters are used to focus a camera when using very narrow band line filters (due to same mechanical thickness). Alternative function: e.g. our Protective Canon EOS T-Ring uses a clear glass filter for dust protection NO halos, NO reflections, NO ghosting Non-aging sealed coating edges Specifications MANUFACTURER Baader Planetarium SKU (#) 2458416 EAN CODE 4047825021410 WEIGHT (KG) 0.065 TRANSMISSION RANGE full Spectrum FILTER THICKNESS (WITHOUT CELL) 2 mm AR-COATING dielectrically coated, planeoptically polished FILTER SIZE 2 inch FILTER USAGE Focusing/dust protection FILTER MOUNTED Mounted (LPFC 6mm) SINGLE...
Baader Planetarium
Baader Planetarium 8"X12" AstroSolar Safet... $99.95
The patented Baader AstroSolar® Safety Film 5.0 is produced for visual and photographic solar observation at high magnification (with additional optics). AstroSolar® Safety Film is best suited for precision work with all astronomical telescopes and binoculars – just as well as for all photographic camera- and tele-lenses Description When using AstroSolar® Safety Film 5.0 – mounted in front of your optics – you can image the Sun and safely look through the viewfinder of your camera – or you can directly look into the Sun with telescopes and binoculars at any suitable magnification. What is even more important - with...
Baader Planetarium
Baader Planetarium AstroSolar Binocular an... $64.95
After 15 years of offering AstroSolar film sheets as DIY-product, this system of Baader Solar Filters™ is designed to retain the true optical quality of the diffraction limited AstroSolar Safety Film. Description Baader Solar Filters provide a professional and secure solution to observe and image the Sun using AstroSolar® Safety Film OD 5.0. Many ready made filters do stretch the filter material like a drumhead in order to make it look like a piece of glass – this absolutely does destroy the image quality, rendering the film useless for high magnification work. AstroSolar must be mounted entirely stress free in...
Special Order
Baader Planetarium
Baader Planetarium AstroSolar Spotting Sco... $119.95
After 15 years of offering AstroSolar film sheets as DIY-product, this system of Baader Solar Filters™ is designed to retain the true optical quality of the diffraction limited AstroSolar Safety Film. Description Baader Solar Filters provide a professional and secure solution to observe and image the Sun using AstroSolar® Safety Film OD 5.0. Many ready made filters do stretch the filter material like a drumhead in order to make it look like a piece of glass – this absolutely does destroy the image quality, rendering the film useless for high magnification work. AstroSolar must be mounted entirely stress free in...
Baader Planetarium
Baader Planetarium AstroSolar Telescope So... $144.95
Baader Solar Filters provide a professional and secure solution to observe and image the Sun using AstroSolar® Safety Film OD 5.0. Description After 15 years of offering AstroSolar film sheets as DIY-product, this system of Baader Solar Filters™ is designed to retain the true optical quality of the diffraction limited AstroSolar Safety Film. Baader Solar Filters provide a professional and secure solution to observe and image the Sun using AstroSolar® Safety Film OD 5.0. Many ready made filters do stretch the filter material like a drumhead in order to make it look like a piece of glass – this absolutely...
Baader Planetarium
Baader Planetarium AstroSolar Telescope So... $159.95
Baader Solar Filters provide a professional and secure solution to observe and image the Sun using AstroSolar® Safety Film OD 5.0. Description After 15 years of offering AstroSolar film sheets as DIY-product, this system of Baader Solar Filters™ is designed to retain the true optical quality of the diffraction limited AstroSolar Safety Film. Baader Solar Filters provide a professional and secure solution to observe and image the Sun using AstroSolar® Safety Film OD 5.0. Many ready made filters do stretch the filter material like a drumhead in order to make it look like a piece of glass – this absolutely...
Special Order
Baader Planetarium
Baader Planetarium AstroSolar Telescope So... $199.95
Baader Solar Filters provide a professional and secure solution to observe and image the Sun using AstroSolar® Safety Film OD 5.0. Description After 15 years of offering AstroSolar film sheets as DIY-product, this system of Baader Solar Filters™ is designed to retain the true optical quality of the diffraction limited AstroSolar Safety Film.Baader Solar Filters provide a professional and secure solution to observe and image the Sun using AstroSolar® Safety Film OD 5.0. Many ready made filters do stretch the filter material like a drumhead in order to make it look like a piece of glass – this absolutely does...
Baader Planetarium
Baader Planetarium AstroSolar Telescope So... $249.95
Baader Solar Filters provide a professional and secure solution to observe and image the Sun using AstroSolar® Safety Film OD 5.0. Description After 15 years of offering AstroSolar film sheets as DIY-product, this system of Baader Solar Filters™ is designed to retain the true optical quality of the diffraction limited AstroSolar Safety Film. Baader Solar Filters provide a professional and secure solution to observe and image the Sun using AstroSolar® Safety Film OD 5.0. Many ready made filters do stretch the filter material like a drumhead in order to make it look like a piece of glass – this absolutely...
Sky Instruments
Baader Planetarium Binocular & Finderscope... $39.95
58mm screw-mounted Baader 0.5V solar film filter for 58mm planetary masks. 58SF uses Baader 0.5V film for safe visual solar observation. It's a screw retained fit for lunar-planetary caps for many commercial Newtonian telescopes.
Baader Planetarium
Baader Planetarium Contrast Booster Filter... from $119.99
Discover your telescope anew – with the Baader Contrast Booster: Planeoptically Polished and Phantom Group Coated Description A unique filter for many different astronomical tasks – incomparable in acuity to combinations of generic colour filters, made of raw polished glass – where surface inaccuracy adds up in the optical wave front to an unbearable degree. Especially designed to improve the beginners telescopes – to provide a professional replacement for the simple "dark green" Moon & Solar-Filters made of "raw polished" glass. Note: For Solar Observation use only in combination with Baader AstroSolar Safety Film! The Transmission Line Of Baader Contrast...

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