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Ships within 48 hours · Estimated delivery Nov 14 - Nov 19
999-channel can call 999 pagers
Aperture: 68mm
we recommend using the official ZWO power adapter along with an appropriately sized power cable
the DC port can connect to DSO cooled cameras
And improved the focuser
Askar 91F APO Refractor (91 mm f/5.6 Flat-Field) – Dark Clear Skies Askar PHQ65 999-channel can call 999 pagersAskar 91F Flat Field APO Astrograph The Askar 91F is a powerful 91 mm f 5. 6 flat field apochromatic refractor designed for deep sky astrophotography. With its FRA series Petzval optical design, the 91F delivers a native flat field and pinpoint stars across APS C and full frame sensors without needing an additional field flattener. Key features Aperture: 91 mm APO optics with ED glass. Focal length: 500 mm at f 5. 6 balanced between wide field and
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