SharpStar Optics

According to the users’ and market demands, Sharpstar has newly launched an integrated astrograph—Z4. It has an aperture of 100mm and the focal ratio is f/5.5. Z4 is a sextuplet...

Sharpstar launchs the new 1.25"  collimation eyepiece for Newtonian or Cassegrain telescope optical axis collimation.

Sharpstar takes the initiative in launching the very first 150mm hyperbolic Newtonian reflective telescope with an extremely-fast focal ratio of f/2.8(15028HNT). It has garnered a quite large...

Designed to fully illuminate full frame sensor on most APO refractors. The SharpStar 2.5" field flattener has a M69 male thread to connect the camera. It also comes with a 36.5mm adapter with a M48x0...

Designed to fully illuminate APS-C sensor on most APO refractors. The SharpStar 2" field flattener has a M42x0.74 male thread to connect the camera and a back focus of 55mm.

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...

Since appearing on the market of SharpStar 61EDPH, it has been widely praised by astrophotography enthusiasts. However, SharpStar has not been satisfied with this, actively satisfies user needs and...

The new 3inch full frame reducer for 140PH APO is made of high quality metal, beautiful shape, the focal ratio is reduced from the original F6.5 to F4.8, combined with 140PH APO to provide crystal...

SHARPSTAR F4.4 Full Frame Focal Reducer made especially for 94EDPH refractor telescopes, it satisfy the demands of full-frame photography. The reducer uses 2.5" lens, provides one end of a...

SHARPSTAR 76EDPH F4.5 is the latest development in dedicated full-frame reducer, which meets the need of full-frame photography. The reducer is equipped with a 2.5" lens specs, one end of which...

SHARPSTAR's newly developed ultra-short focal ratio paraboloid Newtonian reflector 20032PNT was launched, which filled a domestic gap in this field. The focal ratio of the whole system reached F3.2...

The SharpStar 15028HNT is our latest product and development of super-fast focal ratio, hyperboloid and Newton reflecting telescope, which makes up the domestic gap in this field...

SHARPSTAR new product launch! The first 140PH APO of super APO series with smart large aperture, which adopts a pioneering dual ED triplet air-spaced design, F6.5 is a proper focal ratio, focal...

This product is a new generation of independent design of quintuple air-spaced high quality refractor telescope which take the form of dual after triplet. One of the triplet lens is ultra-low...

Compare with the first generation products, it has the following features: 1 The optical design has changed, in addition to the original F5.8 focal ratio, F4.3 full-frame reducer lens can be used...

Brand new 94EDPH is the third model in the SHARPSTAR EDPH series. The 94mm aperture refractor with 517mm (f/5.5) focal length is an amazing performer, it features triplet air-spaced objective,...

The dedicated full-frame reducer of SHARPSTAR 61EDPH, which meets the need of full-frame photography. The reducer is equipped with a 2.3" tube, one end of which adopts a M63×1 thread and...

SHARPSTAR brand new 76EDPH is the second model in EDPH series, the overall appearance of streamlined design. The lens adopts triplet airspaced structure, one of which is ultralow dispersion ED glass,...

Sharpstar-optics is excited to launch the newest Aspherical Cassegrain OTA SCA260 with short focal ratio. This system is to make up for domestic market today. The primary mirror is aspherical with...