Sharpstar Optics
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Sharpstar Optics, founded in 2000, is specialized in research, development and production in the field of astronomy. Sharpstar and Askar are the two of the company' s brands dedicated to providing customers with high-quality products and services. In addition to a series of high-quality astronomical telescopes widely praised by the market, it also has a strong OEM background for more than 10 years.
The Askar 160APO is an apo refractor with 160 mm aperture, 1120 mm focal length and a focal ratio of f/7 with many practical features.
- Aperture 160 mm - focal length 1120 mm - focal ratio f/7
- Air-spaced triplet objective with one ED element
- Stable 3.5" dual-speed RAP focuser with 360° rotator and 100 mm drawtube travel
- Sufficient working distance for observation with 2" accessories and for photography
- CNC tube rings with dovetail bar (Losmandy) and carrying handle
- Two finder shoes
The Askar 203APO is one of the largest apochromatic refractors from series production - a powerful refractor for your observatory
- Aperture 203 mm - focal length 1421 mm - focal ratio f/7
- Air-spaced triplet APO objective with one ED element
- Stable 3.5" RAP focuser with speed reduction and 100 mm travel
- Working distance suitable for photo correctors and 2? accessories for observation
- Suitable for EAF motorized focus
- Two finder shoes - 1x for finder - 1x for mini guide scope
The Askar 140APO is an apo refractor with 140 mm aperture, 980 mm focal length and a focal ratio of f/7 with many practical features.
- Aperture 140 mm - Focal length 980 mm - Focal ratio f/7
- Triplet objective with one ED element
- Stable 3.5" dual-speed RAP focuser with 360° rotation connection and 100 mm adjustment travel
- Sufficient working distance for observation with 2" accessories and for photography
- Flattener and two reducers available (0.8x)
- CNC tube rings with dovetail bar (Losmandy style) and carrying handle
- Two finder shoes
The Askar 120APO is a 120 mm aperture, 840 mm focal length, and f/7 native focal ratio apo refractor with many useful features and two corrector options.
- Aperture 120 mm - focal length 840 mm - focal ratio f/7
- Triplet objective with one ED element
- Stable 3.3" RAP focuser with dual speed, 360° rotation and 100 mm travel
- Sufficient working distance for observing with 2" accessories and for photography
- Flattener and reducer (0.8x) available
- CNC tube rings with Vixen GP style dovetail bar and carrying handle
- Two finder shoes
- With optical test by Teleskop-Service on the optical bench (autocollimation) - star test extrafocal, intrafocal and focal as well as Ronchi test and report - so you have a 100% tested telescope
The Askar 103APO is a 103 mm aperture, 700 mm focal length, and f/6.8 native focal ratio apo refractor with many useful features and several corrector options.
- Aperture 103 mm - focal length 700 mm - focal ratio f/6.8
- Triplet objective with one ED element
- Stable 3.3" RAP focuser with dual speed, 360° rotation and 100 mm travel
- Sufficient working distance for observing with 2" accessories and for photography
- Flattener and two reducers available (0.6x and 0.8x)
- CNC tube rings with Vixen/EQ5 style dovetail bar and carrying handle
- Two finder shoes
