Optolong L-Pro 2 Inch Nebula Filter Minolta continuous heat that will prevent

continuous heat that will prevent dew from forming even under heavy dew conditions

Usage: for the DSLR 2" filter holder and direct connection on all Hyperion 68° eyepieces

making it perfect for travel

PARABOLIC PRIMARY MIRRORS

Focal Length: 2800 mm (110")

Optolong L-Pro 2 Inch Nebula Filter Minolta continuous heat that will preventOptolong L Pro 2 Inch Nebula Filter Blocks UV and IR (700 1100 nm)High transmission at passbandImproved color balance for DSLRs and One Shot Color Astro Cameras, e. g. ASI Color Cameras cooled or uncooled by ZWO. High optical qualityThe L Pro Nebula filter permits roughly 3x longer exposure times than without a filter and therefore improves contrast significantly. L Pro Introduction Optolong L Pro (L Professional) filter is designed to improve the