Products

For the serious amateur astronomer who would like to take Questar quality into the field for nature studies and photography, as well as for unsurpa...

For the serious amateur astronomer who would like to take Questar quality into the field for nature studies and photography, as well as for unsurpa...

For the serious amateur astronomer who would like to take Questar quality into the field for nature studies and photography in all climate extremes...

For the serious amateur astronomer who would like to take Questar quality into the field for nature studies and photography in all climate extremes...

For the serious amateur astronomer who would like to take Questar quality into the field for nature studies and photography, as well as for unsurpa...

For the serious amateur astronomer who would like to take Questar quality into the field for nature studies and photography, as well as for unsurpa...

In 1950, Questar introduced the first truly portable, lightweight, 3.5" astronomical telescope. Regarded as the finest personal telescope in the wo...

In 1950, Questar introduced the first truly portable, lightweight, 3.5" astronomical telescope. Regarded as the finest personal telescope in the wo...

In 1950, Questar introduced the first truly portable, lightweight, 3.5" astronomical telescope. Regarded as the finest personal telescope in the wo...

There can be only one best small telescope in the world. This world-class broadband-coated/Zerodur mirror Questar 3.5" Maksutov-Cassegrain with its...

Optical theory says that a Questar should not be able to resolve lunar craterlets and rilles under 1.3 arc seconds across - yet there are countless...

With the factory-installed addition of the normally-optional battery-operated Powerguide III drive system, the standard Questar 3.5" Maksutov-Casse...

This is an excellent low power eyepiece for capturing galaxy pairs and compact galaxy clusters, viewing emission and reflection nebulas and smaller...

This premium Questar 45° viewing angle image erecting diagonal fits into the back of any Questar 3.5" scope to provide upright and correctly left-t...

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...