Astronomik UHC-E 31mm Filter – Enhance Deep-Sky and Comet Observations 20 Pagers Retekess T119 Restaurant Pager System

Retekess T119 Restaurant Pager System

An H-alpha filter is the best choice for all red-glowing nebulae

Astrophotography Optimized

DDR buffer

FM transmitter

Astronomik UHC-E 31mm Filter – Enhance Deep-Sky and Comet Observations 20 Pagers Retekess T119 Restaurant Pager SystemAstronomik UHC E 31mm The Astronomik UHC E filter is our budget filter for deep sky observation of emission nebulae and comets under light polluted skies. Its particularly suitable for small scopes. The UHC E Filter increases contrast of emission nebulae and comets and blocks the light of typical streetlights as well as airglow. It is best suited for telescopes up to 5" 125mm. Main use The Astronomik UHC E filter provides a FWHM of 45nm and blocks the