All Things Astro
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A moon filter reduces irradiation, glare, and excess image brightness in lunar observing. It also improves the contrast between lunar albedo features. This green moon filter will screw directly into the barrel of most 1.25"...
Optolong Clear focusing filter is designed to highly pass the visible spectral region 420-680nm at 98.5% transmission. Main Use Use of astrophotography filters, especially narrowband filters, often results in dim images which can be difficult...
The Optolong Clear Focusing Filter is designed to pass the visible spectral region (420nm-680nm) with 98.5% transmission Use of astrophotography filters, especially narrowband filters, often results in dim images which can be difficult to focus....
Optolong UV/IR Cut filter is designed for ultraviolet and infrared wavelength blocking to improve sharpness of the image as most of the optics are designed for the visible spectrum, because it’s very difficult to create...
The CLS (City Light Suppression) broadband filter is designed to improve the visibility of various deep sky objects. By selectively reducing the transmission of wavelengths of light pollutants, specifically those produced by artificial lightings including...
Filters will add contrast to really bright objects like the moon and planets. To make the details pop, use the ND25 filter for the moon, and contrasting colors for the planets.
The UHC (Ultra High Contrast) broadband filter is designed to improve the visibility of various deepsky objects. By selectively reducing the transmission of wavelengths of light pollutants, specifically those produced by artificial lightings including mercury...
Optolong IR Pass 685nm filter is designed to block wavelengths below 670nm and can be used in IR-LRGB imaging to produce a sharper luminance image for the best planetary contrast as atmospheric seeing and distortion...
ZWO Duo-Band Filter is a dual narrowband filter primarily aimed at complementing our range of colour ASI cameras. The Duo-Band filter is aimed at the astronomer who may already own a One Shot Colour (OSC)...
Opotlong narrowband H-beta filter is designed for nebula observation allowing 12nm bandwidth of light centered on a wavelength of 486nm through, and reducing the transmission of certain wavelengths of light, specifically those produced by artificial...
The Luminance channel is probably the most important for a great final image! You want as much signal as possible so the filter should have the highest transmission possible with a wide spectral bandpass. This...
Discover your telescope anew – with the Baader Contrast Booster: Planeoptically Polished and Phantom Group Coated A unique filter for many different astronomical tasks – incomparable in acuity to combinations of generic colour filters, made...
The ZWO Methane band (CH4) filter is a special filter for photographical use. Its FWHM is 20nm which is suitable for most IR sensitive colour or mono cameras. It can reveal the detail of the...
You will enjoy using your Astronomik UHC filter because you will see more stars and more details in deep-sky-objects compared to using filters from all other manufacturers. The Astronomik UHC (Ultra High Contrast) filter allows...
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...
Clear Filter No UV/IR blocking. Specifications Clear Filter Transmission Curve Note: All transmission and blocking (OD) data are actual, measured spectra of representative production lots. Spectra varies slightly from lot to lot. Optical density values...
Narrowband filter does not eliminate the effects of light pollution or increase the object’s brightness. In many cases, they increase the contrast between nebula and night sky, not brightening the nebula. The ZWO H-Alpha filter...
Narrowband filter does not eliminate the effects of light pollution or increase the object’s brightness. In many cases, they increase the contrast between nebula and night sky, not brightening the nebula. The ZWO narrowband O-III...
Narrowband filter does not eliminate the effects of light pollution or increase the object’s brightness. In many cases, they increase the contrast between nebula and night sky, not brightening the nebula. The ZWO narrowband S-II...
Optolong improved version of Hydrogen-Alpha 7nm filter is the popular narrowband filter allowing 7nm bandwidth of light centered on a wavelength of 656nm through, and reducing the transmission of certain wavelengths of light, specifically those...
Improved Narrowband OIII 6.5nm filter is designed for nebula observation allowing 6.5nm bandwidth of light centered on a wavelength of 500nm through, which corresponds to OIII emission lines, and reducing the transmission of certain wavelengths...
Optolong improved narrowband SII6.5nm filter (Sulfur II for CCD) is designed for nebula observation allowing 6.5nm bandwidth of light centered on a wavelength of 672nm through, and reducing the transmission of certain wavelengths of light,...
Optolong L-Pro (L-Professional) filter is designed to improve the visibility of various deepsky objects. By selectively reducing the transmission of wavelengths of light pollutants, specifically those produced by artificial lightings including mercury vapor lamps, both...
These new ZWO LRGB Filters have good performance in transmission, also it has good coating, good colour separation. They are designed to approximately equalize the flux of CMOS camera sensor. Better transmission, Better coating, Better...
Narrowband filter do not eliminate the effects of light pollution or increase the object’s brightness. In many cases, they increase the contrast between nebula and night sky, not brightening the nebula. The ZWO H-Alpha filter...
Narrowband filter do not eliminate the effects of light pollution or increase the object’s brightness. In many cases, they increase the contrast between nebula and night sky, not brightening the nebula. The ZWO narrowband O-III...
Narrowband filter do not eliminate the effects of light pollution or increase the object’s brightness. In many cases, they increase the contrast between nebula and night sky, not brightening the nebula. The ZWO narrowband S-II...
Luminance, Red, Green, and Blue astronomy filters Also available as a Complete Set Specifications Luminance (L) Transmission Curve Red (R) Transmission Curve Green (G) Transmission Curve Blue (B) Transmission Curve LRGB Composite Transmission Curve Note:...
Due to the combination of the narrow bandwidth of 12nm and the high transmission of typically 96% the filter gives you an contrast boost, as all unwanted light from other wavelengths than 672nm is blocked...
Due to the combination of the narrow bandwidth of 12nm and the high transmission of typically 96% the filter gives you an contrast boost, as all unwanted light from other wavelengths than 501nm is blocked...
Due to the combination of the narrow bandwidth of 12nm and the high transmission of typically 96% the filter gives you an contrast boost, as all unwanted light from other wavelengths than 656nm is blocked...
The ZWO LRGB filters have better transmission, better coating, and better colour separation.
Optolong improved version of H-Alpha 7nm filter is the popular narrowband filter allowing 7nm bandwidth of light centered on a wavelength of 656nm through, and reducing the transmission of certain wavelengths of light, specifically those...
Optolong improved extra Narrowband OIII-CCD 6.5nm filter is designed for nebula observation allowing 6.5nm bandwidth of light centered on a wavelength of 500nm through, which corresponds to OIII emission lines, and reducing the transmission of...
The relentless spread or urbanization and its associated light pollution have become a growing problem for all amateur astro photographers. The current solutions to the problem can be expensive and might include the purchase of...
Filter technology continues to advance and deliver better results in your astrophotography. Antlia has you covered with this premium tri-band filter. You'll be amazed at what it does for your deep sky imaging.
Optolong Venus-U filter makes it possible to obtain photographs, CCD or video images in the UV-A (320-400nm) and observe Venus’ cloud structures. Main Use Use with monochrome CCD cameras and you need to remove the...
Optolong LRGB filter set is designed for maximum contrast and with extremely high gradients for clear differentiation of colours. The LRGB filter set divides the spectrum into its components red, green, blue and luminance. Main...
