Astrophotography by Bernhard Hubl

4" Apo  f = 540mm

12" Newtonian   f = 1139 mm

12" Newtonian  f = 1502 mm

12" Newtonian  f = 1502 mm

6" Newtonian  f = 755 mm

CCD 1600 x 1200 px

CMOS 3072 x 2048 px

CCD 756 x 242 px