Products

This is an excellent very high power eyepiece (best used with the 7" Questars) for observing lunar and planetary detail, resolving globular cluster...

Observe through a Questar Seven Astro, and you'll see detail and clarity in the skies that you have never seen through a lesser scope, or even thro...

Observe through a Questar Seven Astro with broadband optical coatings, and you'll see detail and clarity in the skies that you have never seen thro...

This Questar Seven Astro uses the same quartz mirror and coatings combination as the renowned 50th Anniversary 3.5" Questar, perhaps the ultimate s...

If there are telescopes in heaven, chances are good they use Questar Seven Astro optical tubes with broadband optical coatings and a thermally-stab...

This Questar 7" camera coupling set consists of a swivel coupling and three adapter tubes that stack together for prime focus, eyepiece projection,...

Even better to look through than its star chart-covered body is to look at, The Questar Seven Classic Titanium is loaded with performance and built...

There are mere mortal telescopes and then there is the Questar Seven Classic Titanium with broadband coatings, which inhabits a higher plane of ast...

Is this Questar Seven Classic Titanium the ultimate mid-sized telescope? I think so. I own a 7" Classic with broadband coatings and a Zerodur mirro...

This Questar Seven Classic Titanium uses the same quartz mirror and coatings combination as the renowned 50th Anniversary 3.5" Questar, perhaps the...

This Questar full aperture white light glass solar filter lets you safely observe fine detail on the surface of the Sun - sunspots, granulation, et...

This is an excellent high power eyepiece for observing lunar and planetary detail, resolving globular clusters, picking up small planetary nebulas ...

This Questar 0.7x achromatic focal reducer gives you faster photographic speeds with both 3.5" and 7" Questars.This 172mm focal length positive ach...

The Questar Astropier is a very stable and rigid portable pier that holds the 3.5" Questar eyepiece at a 57" working height for comfortable standin...

Absolutely pinpoint resolution, total freedom from spurious color and distortion, an image clarity and contrast in a class all its own - the Questa...

When you need absolutely pinpoint resolution, total freedom from spurious color and distortion, and the highest possible light transmission and con...

This is it. The broadband-coated/Zerodur mirror Questar Birder is the ultimate spotting scope . . . This Questar Birder with broadband optical coat...

The Questar #13092 dewcap is a replacement for a lost or damaged 3.5" Questar Duplex dewcap. This special order Questar #13092 dewcap with star cha...

The Questar #13093 dewcap is a replacement for a lost or damaged 3.5" Questar Field Model or Birder dewcap.This special order Questar #13093 anodiz...

The Questar #13091 dewcap is a replacement for a lost or damaged 3.5" standard Questar dewcap. This special order Questar #13091 dewcap with wrap-a...

The Questar #23028 dewcap is a replacement for a lost or damaged 7" Questar dewcap. The Questar #23028 dewcap is a replacement for a lost or damage...

The Questar #19526 motorized declination drive for fork-mounted Questar 3.5" telescopes is designed to be used in conjunction with a Questar Powerg...