Achromat & Semi-Apo filters

Baader Contrast Booster Filter£49.00  -  £75.00

Based on the popular Baader Moon&Skyglow filter, this filter takes contrast enhancement and skyglow reduction to the maximum level possible from a filter.

Baader Fringe Killer Filter£49.00  -  £75.00

Minimizes unwanted blue/cyan fringing commonly seen through short-tube Chinese Achromat telescopes.

Baader Semi APO Filter£59.00  -  £85.00

Remarkably efficient and neutral, it practically disappears in use while removing most of the violet fringe!