Filter products
NEW PRODUCT: Astronomik 4nm emission linie filters
NEW: HSO Emission-line filters with 4nm for astrophotography under extremly light polluted skies!
Astronomik Calendar of the lunar phases 2026
The ASTRONOMIK calendar of the lunar phases 2026 is available
ASTRONOMIK auf Instagram
Great images taken with our filters
Astrophotography with digital cameras
Since there are always questions about camera modifications and confusion about the various terms, we have compiled some information here.