SharpStar

As the first long-focal-ratio flatfield astrograph from Askar, 107PHQ is born with a special mission: whether you are just getting started in astro...

The FRA, which stands for "FLATFIELD REFRACTIVE ASTRAGRAPH", is a refractive astrograph designed for built-in flat field correction. FRA also used ...

Sharpstar Optics introduces Askar FRA500 astrograph, which is the youngest among the well-known FRA- family, to our customers.Compared with its sib...

Following the excellent optical performance of its first FRA400/5.6, the FRA600/5.6 is an evolution of the FRA series, an upgraded lens has a 108mm...

Great accessory for SharpStar and Askar refractors as in image. (Scope not included) Accepts standard Celestron, Orion & Sky-Watcher Finderscop...

Sharpstar 140PH, a large-aperture APO astrograph, the very first in Sharpstar APO-series, finally comes to the market. It features pioneering doubl...

The new 3" full-frame reducer for 140PH APO is equipped with a solid body made of quality metal. It can effectively shorten the original f/6.5 foca...

A new 1x full-frame coma corrector is now available to meet the needs of different market segments. Optimized for the aberration correction, it ado...

The 2.3" 61EDPH f/4.5 full-frame reducer is dedicated for Sharpstar 61EDPH and 61EDPH II astrographs. At one end of the reducer, there is M63×1 thr...

The upgraded 61EDPH II has inherited the strengths from its predecessor. It features triplet air-spaced APO lens design, and one of which is an ED(...

Sharpstar 76EDPH is the second arrival to the Sharpstar EDPH family. It has caught the spotlight for its aesthetic and streamline appeal since its ...

The 2.5" 76EDPH f/4.5 full-frame reducer is dedicated for Sharpstar 76EDPH astrograph. At one end of the reducer, there is M74×1 thread, tapped for...

The brand new 94EDPH is the third type of this Sharpstar EDPG family. Its aperture size is 94mm and the focal length is 517mm, thus the focal ratio...

The 2.5" 94EDPH f/4.4 full-frame reducer is dedicated for Sharpstar 94EDPH astrograph. At one end of the reducer, there is M74×1 thread, tapped for...

Tube Ring Set for 86SQ and Tele Vue-85

Sharpstar 100mm long Vixen-style Universal Dovetail Plate in hard anodized Red Aluminium. Handy dovetail with two long, recessed centre slots and a...

Sharpstar 150mm long Vixen-style Universal Dovetail Plate in hard anodised Black Aluminium. Handy dovetail with two long, recessed centre slots and...

Sharpstar 180mm long Vixen-style Universal Dovetail Plate in hard anodized Black Aluminium. Handy dovetail with two long, recessed centre slots and...

The Askar Losmandy-style universal dovetail plate is made of lightweight aluminum alloy and is more resistant to scratches or collisions due to its...