Comparison between 8 and 12 bits acquisition at low ADU with Basler 1920-155 camera

Periodic error measurements of some equatorial mounts

DV compression versus MPEG compression

Webcam image rates and image quality

Transparency film versus CCD

Vixen 55 mm F/8 with various Barlow lens

Takahashi FSQ + STL 11000 M at F/8