ASKAR SQA60 PRO f/4.6 APO REFRACTOR AM5 f/5 Resolving power

f/5 Resolving power

although the results are significantly cleaner than with traditional solutions

crisp images all the way to the edge of the field of view

the other one contains the counterweights and shaft

giving an extremely solid and portable platform for the demands of astrophotography

ASKAR SQA60 PRO f/4.6 APO REFRACTOR AM5 f/5 Resolving powerThe Askar SQA60 Pro is an apochromatic sextuplet flat field astrograph that offers high performance thanks to its air spaced lens design with 2 SD elements. Being a Petzval, the SQA60 Pro does not require the camera to be at a specific backfocus distance. With a 44mm full frame image circle, central star size RMS radius of less than 1m and less than 2. 4m at 22mm off axis, plus full field illumination of over 95% at the edge of the field, the SQA60