All Things Astro
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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...
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 Askar 120 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.
The Askar 185 APO comes with two optional premium accessories, a 1.0x flattener and a 0.8x reducer.
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 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...
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 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...