Askar 130PHQ - 130 mm f/7.7 Quadruplet Air Spaced Astrograph - 130PHQ Cassegrain Can be used between 7
Askar 130PHQ - 130 mm f/7.7 Quadruplet Air Spaced Astrograph - 130PHQ Cassegrain Can be used between 7The Askar 130PHQ is a long focal ratio, flat field astrograph. Instead of buying extra flatteners, calculating the back focus for your flattener and then adding extensions or adapters to match the calculated distance, astrophotographers can simply equip the Askar 130PHQ with any imaging device, keep the target in focus, and then the whole optical system is ready for imaging. The 130PHQ has an aperture of 130 mm, a focal ratio of f 7. 7, and a focal
USD2449.50
USD2485.50
Pay in 4 interest-free payments of $612.38 Learn more
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 1 - Aug 6