Dark Clear Skies 2″ CLS Filter

Dark Clear Skies 2″ CLS FilterThe Dark Clear Skies 2 CLS (City Light Suppression) Filter is designed to reduce the effects of artificial light pollution while maintaining good transmission of natural starlight and broadband astronomical targets. Purpose & Use CLS filters are broadband light pollution filters intended to suppress common wavelengths produced by street lighting while preserving much of the visible spectrum. This helps improve contrast and darken the background sky

ensuring clean data and stable performance even during long exposures up to 3600 seconds

25" or 2" sizes: Choose the version that matches your filter wheel

Lacerta have designed a universal Microfocuser

0 nm series delivers even better performance than previous 3

HCG changes that relationship

Effective resolution: 3264 × 2160 (approx

5 mm / 17

you’ll be able to observe deep sky objects with unmatched clarity and detail

Even premium equatorial mounts contain tiny mechanical imperfections that can cause stars to drift during multi-minute exposures

and M42 are common thread standards used throughout astrophotography gear

North America

Many astrophotographers also use narrowband filters under moonlight or from heavily light-polluted locations