ASKAR FRA400C F/5.6 APO REFRACTOR SKYROVER-IP The AFW has M54 x

The AFW has M54 x 0

The QHY268M Pro I features a new front design that reduces the backfocus distance to 14

Tripod weight

otherwise the focuser drawtube may not travel all the way in

With this controller you can keep the temperature in the tube or around the optics only a few degrees above the air temperature

ASKAR FRA400C F/5.6 APO REFRACTOR SKYROVER-IP The AFW has M54 xThe Askar FRA 400C f 5. 6 is a professional apochromatic Petzval quintuplet with an aperture of 72mm and a corrected field of 44mm in diameter. The lenses are assembled in two groups: an air spaced triplet on the front and a correcting doublet towards the focus. The objective lens includes two Extra Low Dispersion glass for a superb chromatic correction. Differently from standard ED refractors, the Askar 400C features a Petzval design that does not