Optolong L-Quad Enhance 2 Inch Filter 10289 the bracket angle is adjustable

the bracket angle is adjustable to accommodate the most accessible viewing angle for your setup

900+ night sky objects

polarscope

through the use of a complex 20 layer dielectric coating stack

Optolong L-Quad Enhance 2 Inch Filter 10289 the bracket angle is adjustableOptolong L Quad Enhance 2 Inch Filter L QEF cuts out light pollution from mercury and sodium lamps and produces a nice broadband image with minimal colour cast. This filter is a broadband filter that suppresses light pollution wavelengths. It is good for star clusters, dark and reflection nebulae, and galaxies from light polluted skies. L Quad Enhance Introduction L Quad Enhance Filter (L QEF) is a quad bandpass light pollution suppression filter for