Sharpstar Telescopes America

As a large aperture refractor, Askar 185APO fills the market vacancy, continues the high quality and cost-effectiveness of APO series telescopes, and provides a new choice for astronomical amateurs.

151PHQ is a long-focal-ratio, flatfield astrograph newly launched after 130PHQ and also the biggest refractor of Sharpstar products till now. Instead of buying extra flatteners, calculating the backfocus of the flattener, or making a tedious...

SCA260 is designed with an aspherical mirror which entails much more sophisticated research and development. The process of producing, manufacturing and testing is more complicated compared with that of an ordinary reflective mirror.

We love refractors and this one is huge! 140mm of premium glass will bring out mind blowing detail in the faintest deep sky objects. This will take your astrophotography to the next level.

130PHQ is a long-focal-ratio, flatfield astrograph newly launched after 107PHQ. Instead of buying extra flatteners, calculating the backfocus of flattener or making tedious connection to match the distance, astrophotographers can simply equip it with any...

Mark III is a lightweight and portable German equatorial mount with a delicate harmonic gear system. Despite its lightweight of 7.95kg, Mark III boasts outstanding payload capacity, quick dynamic response and accurate data-transmission and processing....

Sometimes there's no substitute for extra aperture. This 108mm refractor can gather a lot of light and will bring out extraordinary detail in the faintest deep sky objects. This is a great astrograph for any...

4" Refractors are probably the most versatile scope you can get and this is a great example. It's a fantastic scope for astrophotography, and it's pretty impressive visually as well.

The launch of Sharpstar 15028HNT, a fast-focal-ratio hyperbolic Newtonian astrograph, fills up the existing service gap in domestic market. Compared with the conventional parabolic mirror, the process of producing, manufacturing and testing hyperbolic mirror is...

An affordable and flexible design for any astrophotographer or visual astronomer. The Askar 140APO allows for multiple use cases at an affordable price!

The FRA series are Askar's fast, wide astrographs. These are beautifully executed refractors that will deliver nice flat images with a huge field of view. The 90mm is a great size and will give great...

Have you every wanted to easily change your focal distance to meet your imaging needs? Now you can with the worlds first exchangable astrograph system. Easily swap between apertures, focal lengths, and reducers to suit...

An affordable and flexible design for any astrophotographer or visual astronomer. The Askar 120APO allows for multiple use cases at an affordable price!

Askar introduces the brand-new 80PHQ refractive astrograph. And it’s the second long-focal-ratio astrograph from the PHQ- family. The overall finish of 80PHQ is evenly painted. The ivory and flawless coating of the main tube feels...

This refractor uses premium glass and excellent optical design to deliver a high quality astrograph. These are incredibly fast and wide, it's sure to impress even the most discerning astrophotographer.

The Askar FRA400 is a fantastic astrograph, these are nice wide scopes that deliver nice flat images without a flattener. This size is super versatile and delivers amazing results.

An affordable and flexible design for any astrophotographer or visual astronomer. The Askar 103APO allows for multiple use cases at an affordable price!

65PHQ is a flatfield astrograph newly launched after 80PHQ, 107PHQ, and 130PHQ. Instead of buying extra flatteners, calculating the back focus of the flattener, or making a tedious connection to match the correct distance, astrophotographers...

This is an incredible widefield astrograph. Well worth a look if you want to get the Horsehead and Flame in the same field of view, or if you're out to image clusters of galaxies.

This one's a shop favorite. We have a soft spot for high quality, high value refractors. This 3" astrograph hits the sweet spot for wide field of view and portability. This is a great astrograph...

The FMA230 can solely function as a lens to observe the ground scenery or stars in the sky, or as a telescope for direct-focus photography. You should just fine-tune the helical focuser to perfectly focus...

The generation III 61EDPH moves the series one more step towards perfection in the 270-360mm focal length. It's a great choice for anyone looking for a compact light weight package with uncompromised image quality.

Please note that edphII has been discontinued. EDPHIII is now available! Since the Sharpstar 61EDPH astrograph was launched, it has garnered a worldwide cult following. Not blinded by the accomplishment and applause, Sharpstar, humble and prudent,...

The Sharpstar 50EDPH is a high-quality, versatile portable small aperture astrograph.

The Askar 3 inch F/3.9 full frame reducer features 4 elements optical design specifically for the FRA600, offers a 0.7X reduction in focal ratio, when used with the FRA600 astrograph. this reducer effectively shortens the...

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 focal ratio to f/4.8, indispensable in advanced astrophotograph with 140PH...

Askar’s new-launched 3” 0.7x full-frame reducer adapts for 107PHQ & 130PHQ. It has a triplet design with one ED glass. The 0.7x reduction gives 107PHQ a shortened focal ratio of 4.9 and a shortened focal...

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 the connection to the 94EDPH’s reducer and at the other end...

The Askar 185 APO comes with two optional premium accessories, a 1.0x flattener and a 0.8x reducer.

The Askar 140 APO comes with two optional premium accessories, a 1.0x flattener and a 0.8x reducer.

Following the advent of 0.95x coma corrector for Newtonian reflector, SHARPSTAR optics has well received the favor of customers with high praise. A new 1x full-frame coma corrector is now available to meet the needs...

A new 1x full-frame coma corrector is now available to meet the needs of different market segments. Optimized for the aberration correction, it adopts a new Quadruplet air-spaced design, which includes an extra-low dispersion lens,...

Askar provides a brand-new F/3.9 full frame reducer for FRA400 astrograph, further reducing the focal length and thus shortening the exposure time on its original 400 focal length and f/5.6 focal ratio design basis. The...

The Askar new 3 inch 0.76x full frame reducer, with a triplet design and specifically for the 80PHQ, offers a 0.76x reduction in focal ratio, when used with the 80PHQ F/7.5 astrograph,the focal ratio is...

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 connection to the 76EDPH’s reducer and at the other end...

Askar’s new-launched 65PHQ 0.75× full-frame reducer has a quadruplet design. The 0.75× reduction gives 65PHQ a shortened focal ratio of f/4.8 and a shortened focal length of 312mm. This reducer, connected with the astrograph, can...

The Askar 120 APO comes with two optional premium accessories, a 1.0x flattener and a 0.8x reducer.

The Askar 103 APO comes with three optional premium accessories, a 1.0x flattener, a 0.8x reducer, and a 0.6x reducer. Introduced here is the 0.6x reducer， which is optimized for the Askar 103APO， and can...

61EDPH Ⅲ is also equipped with a special full-frame flattener, providing photographers with more options.

The special full-frame reducer of 61EDPH Ⅲ: One end of the thread is M68 × 1, connected to the focuser; the other end of the thread is M48 × 0.75 and has a built-in 2"...

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 thread, tapped for the connection to the 61EDPH’s reducer and at...

Askar introduced M54 off-axis guider for astronomy enthusiasts to achieve better guiding effect. The prism of Askar M54 OAG is 10×10mm, which can not only collect more light, but also make it easier to capture...

The high-quality CNC machined diagonal, with its matte interior coating and gloss oxidized surface, brings a more premium texture and a more comfortable feel. The all-black colour gives you the impression of stability. The integrated,...

Users are often racked by the task of choosing and matching dazzling filters as well as adapters when it comes to using a filter drawer. It just becomes more confusing for those who are quite...

The M54 backfocus adjuster's front telescope interface is female thread M54x0.75 and the rear camera interface is male thread M54x0.75, the overall thickness is 18mm and offers ± 2mm adjustment range. The M48 backfocus adjuster's...

The Askar Losmandy-style universal dovetail plate is made of lightweight aluminum alloy and is more resistant to scratches or collisions due to its anodized finish. The dovetail plate is compatible with a wide array of...

The Sharpstar 50EDPH comes with an optional specific 0.84x reducer， which is optimized for the Sharpstar 50EDPH and can provide more possibilities for telescope use.

A gorgeously designed 32mm F/4 guide scope, the perfect companion for any rig but perhaps most especially the Askar V.

Tube Ring Set for 86SQ and Tele Vue-85

The Askar Losmandy-style universal dovetail plate is made of lightweight aluminum alloy and is more resistant to scratches or collisions due to its anodized finish. The dovetail plate is compatible with a wide array of...