All Things Astro
You have %itemCount% in your cart. Total being %total%
0.25" Length Accessory Tube for 2.4" adds 0.250" (6.4mm) extension between Imaging System accessories. Focuser extensions of various lengths are often used to create the necessary distance for proper spacing of field lenses to imager;...
0.375" Length Accessory Tube for 2.4" adds 0.375" (9.5mm) extension between Imaging System accessories. Focuser extensions of various lengths are often used to create the necessary distance for proper spacing of field lenses to imager;...
This Accessory Tube is an extension tube which provides a 0.5" focal path extension between 2.4" TeleVue imaging accessories. This tube allows the user to establish the correct distance between a field lens and an...
A reducer has the optical property of decreasing the effective focal length of a telescope. This results in a wider-field and faster imaging time on nebulae and galaxies. Model NPR-2073 0.8x Reducer for NP Scopes...
The TeleVue 0.8x Focal Reducer/Flattener for TeleVue 85/Pronto is an accessory lens which converts TV-85 to 480 mm f/5.6, and the Pronto to 380 mm f/5.4, while also flattening the field, for doing flat field,...
This Accessory Tube is an extension tube which provides a 1.0" focal path extension between 2.4" TeleVue imaging accessories. This tube allows the user to establish the correct distance between a field lens and an...
The distinction you'll find with Bandmate filters is their consistency, achieved by keeping control of the manufacturing and quality control processes each company does so well. All the materials are sourced in Germany. Each filter...
Whiter and brighter images. Simply put, that is the benefit the Everbrite mirror coating. This exotic, dielectric, nonmetallic coating is 99% reflective across the full visual spectrum, resulting in the "whitest," most natural image available....
This threaded adapter ring replaces the 1.25" eyepiece holder on the TeleVue Powermate 2.5X 1.25" (and other 1.25" Powermates). The adapter threads directly onto the chrome barrel in place of the eyepiece holder. The adapter...
TeleVue is pleased to introduce the Delos, mid-to-short focal length line of 20mm eye-relief, 72° apparent field of view eyepieces. Every optical, mechanical, and ergonomic aspect was rethought to achieve reference-standard performance for any visual...
The 10mm is parfocal with the 13mm ETHOS. Its 59mm rubber grip diameter makes this model usable in binocular viewers — for most people. TeleVue is known for its in-house eyepiece and telescope designs by...
TeleVue Micro Pinion Assembly for Newer, Larger OTAs (2005 or newer) Brake, with BLACK draw tube and stock ('is') digital system. The focuser body was designed to work specifically with TeleVue telescopes with the stock...
All models have 1¼" barrels and are parfocal with TeleVue's 1¼" Plössl, Panoptic, Nagler, and Delos eyepieces. Named DeLite because that best describes the viewing experience, the name also recognizes designer Paul Dellechiaie's work. The...
The 25mm, 20mm, 15mm, 11mm and 8mm Plössls round out the focal lengths for various observing from deep sky to planetary. They work best with TeleVue Powermates to effectively double the number of focal lengths...
We have not specifically endorsed the 13mm Ethos for Bino-Vue use because of the large diameter barrel. Even so, we were advised by Mike Harvey at the Winter Star Party (February 2008) that only 1-person...
Tele Vue Naglers are the original wide-field eyepiece. There's something special about a Tele Vue, and these are the definitive Tele Vue. If you're looking for a wide, immersive view, this is your eyepiece.
The 17mm ETHOS is an ideal complement to the 31mm Nagler Type-5. They are parfocal (both have focus locations about 3/8" above shoulder) and the 31mm Nagler Type-5 has exactly twice the true field area....
Size, weight and performance make the 19mm an ideal mid power chioce. Ideal "soul-mate" to Bino Vue. Parfocal with smaller Plössls and Naglers. Using my Wide-Field design as a starting point, I looked to bring...
The TeleVue 2" Barrel Extension allows the use of 2" filters on TeleVue 2"/1.25" eyepieces such as the 12mm Type 4 Nagler and the new 13mm Ethos. The 2" Eyepiece Barrel Extender (EBX-2120) increases backfocus...
2" eyepiece cap fits a 2" barrel eyepieces.
TeleVue 2" reversible eyepiece cap for 2" barrel eyepieces. Reverse side fits on top of many larger TeleVue eyepieces.
The PTR-2200 t-ring adapter allows you to connect the TeleVue 2" 2X Powermate to a camera t-ring for double magnification in prime focus photography. Remove the eyepiece holder of the PowerMate by unscrewing the top...
This threaded adapter ring replaces the 2" eyepiece holder on the TeleVue Powermate 4x 2" (exclusive to this Powermate). The adapter threads directly onto the chrome barrel in place of the eyepiece holder. The adapter...
This eyepiece adapter allows use of 1¼" eyepieces in any 2" focuser or diagonal. The "high-hat" adapter is specially designed with a high rise head to keep Tele Vue Barlows and Powermate amplifiers away from...
Al Nagler’s new 4-element concept, continues the tradition of full-field sharpness with optimum aberration control. Like long eye-relief? Retain the eye-relief of long focal length eyepieces, while at high power. Enjoy, for example, the sharpness...
This is the best 1.25" barlow available, full stop. Tele Vue doesn't cut any corners, and it shows in the view. If you're looking for the best way to double your magnification, this is it....
Offered in a 2x magnification, the Big Barlow is ideal for Newtonian scope owners. It will be parfocal with both 2" and 1¼" eyepieces in this application. Features include 1¼" eyepiece adapter, threads for 48mm...
The 21mm focal length completes the logical set of 21mm/13mm/8mm and nicely juxtaposes the 17mm/10mm/6mm combination. Each step within these two sets approaches a 3x field area gain. The 21mm's effective field stop diameter is...
This Sky & Telescope "Hot Product" is designed to produce the largest true field possible in a 1¼" eyepiece. (Its 27mm field stop is the same as the 32mm TeleVue Plössl). The higher power darkens...
Housed in a 2" barrel like the 35mm, the 27mm is lighter & smaller. It's perfect for any telescope size, type or speed, where a little more magnification is desired, yet still allows full field...
Specifically assembled to complement their TV-76 and TV-85 APO refractor optical tube assembly. 3" OTA Mounting Ring