Filter · MSRP $32
Optolong Moon & Skyglow 1.25"
Key specifications
| Filter type | Light Pollution |
|---|---|
| Filter size | 1.25" |
| Mounted | Yes |
About
Filter that darkens the background sky by blocking 589 nm skyglow and many street light emissions while preserving brightness, for visual and imaging use on the Moon, galaxies, nebulae and clusters; 1.25-inch mounted.