Chroma Filters

Chroma Precision Optical Filters for Astronomy & Astrophotography

Explore Chroma’s catalog of astronomy filters designed for deep-sky imaging, planetary observation, and scientific measurement. From narrowband emission filters to broadband color imaging and photometric systems, our filters deliver precise spectral control, high transmission, and long-term stability for demanding astronomical applications.

Narrowband Filters
LRGB Filters
Photometric Filters

Available sizes (standard). Other sizes available on request

31mm diameter Unmounted

36mm diameter Unmounted

50mm diameter Unmounted

50mm x 50mm Unmounted

1.25″ threaded ring Mounted in a 1.25″ Threaded Ring

2″ M48 threaded ring Mounted in a M48.0 Threaded Ring