Optolong Moon and Skyglow Filter 1.25 2459313 Secondary Mirror Obstruction: 2

Secondary Mirror Obstruction: 2

but equipped with a 3/8" standard tripod bush so can equally be used with an optional tripod making it a versatile choice

It is well known that telescope electronics are very sensitive to voltage

higher-contrast images which are full of detail

Optolong Moon and Skyglow Filter 1.25 2459313 Secondary Mirror Obstruction: 2Optolong Moon and Skyglow Filter 1. 25 Optolong Moon & Skyglow filter is designed to darken the background sky by blocking light transmission from skyglow 589nm and many street light emissions from artificial light. Its high efficiency preserves image brightness, reveals more details and increases contrast of moon, galaxies, nebulae and globular star clusters. Main Use Ideally it is quite versatile filter for visual observation and astrophotography on