Astronomik UHC-E 31mm Filter – Enhance Deep-Sky and Comet Observations 40 Pagers longer integration times and more

longer integration times and more advanced processing techniques all translate directly into higher-quality images

Expansion Port / Manual Focus

--Phone clamp with rubber sleeve

The whole body is reinforced

Due to our outstanding coating technique we do offer a 10 year guarantee on all of our filters

Astronomik UHC-E 31mm Filter – Enhance Deep-Sky and Comet Observations 40 Pagers longer integration times and moreAstronomik 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