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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
EFW2*5 or FW2*7 body
Aperture: 80mm (no central obstruction)
significantly improving contrast
You will be suprised by the voice
The SeeStar S30 combines cutting-edge technology with user-friendly design
Askar 91F APO Refractor (91 mm f/5.6 Flat-Field) – Dark Clear Skies Helmet Camera EFW2*5 or FW2*7 bodyAskar 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
US$ 23.50
US$ 20.99
US$ 30.30
US$ 28.00
