GSO 8" f/8 RITCHEY-CHRETIEN & ESATTO 2" M-Zero 30B304A: for medium flat fields

30B304A: for medium flat fields with a diameter of 210mm

Quantum efficiency

7Å filters than in narrower bandwidths

seeing monitoring and so on

lightweight guide scope that fits snugly in the saddle handle bar of William Optics telescopes

GSO 8" f/8 RITCHEY-CHRETIEN & ESATTO 2" M-Zero 30B304A: for medium flat fieldsThe Guan Sheng Optical (GSO) 8" f 8 Carbon Ritchey Chrtien is an excellent telescope for deep sky astrophotography. This bundle includes the Prima Luce Lab ESATTO 2", a highly accurate robotic microfocuser with a weight capacity of 5kg an incredible resolution of 0. 04 microns per step. Note: you will need to purchase an additional camera adapter for the ESATTO 2" to suit your equipment. Esatto is shipped in its original packaging and does not come