Askar 151PHQ Quadruplet Refractive Astrograph (151PHQ)

Askar 151PHQ Quadruplet Refractive Astrograph (151PHQ)151PHQ is a long focal ratio, flatfield astrograph newly launched after 130PHQ and also the biggest refractor of Sharpstar products till now. Instead of buying extra flatteners, calculating the backfocus of the flattener, or making a tedious connection to match the distance, astrophotographers can simply equip it with any possible imaging devices, make the target stay at the focus, and then the whole optical system is perfect for imaging. 151PHQ has a

Reduces exposure time by 68% compared to native f/7

The TrailSeeker spotting scope series offers an amazing viewing experience in a rugged and durable rubber armored housing that is fully waterproof and Nitrogen filled

Wide angle: 170 degree

25" Apparent Field of View 50 degrees Eye Relief 17mm Weight 0

This tube allows the user to establish the correct distance between a field lens and an imaging device

Optolong Clear focusing filter is designed to highly pass the visible spectral region 420-680nm at 98

The hand controller can be connected to a PC using the built-in USB-B port and a USB-B cable (not included)

These knobs will fit C9

The Star Adventurer Pro Pack is compatible with accessories like the ZWO ASIAIR and ZWO cameras

And the color match of the dark black pier extension and red ZWO mount is just classic and perfect as usual

All are black anodized aluminum with anti-reflection threads for maximum contrast

Full Frame Format