| Brand | Optolong |
|---|---|
| Type | Filter |
| Unit Type | Unit |
| Size | 2.0 in |
| Manufacturer | Optolong |
| Unit Quantity | 1 |
| To Fit | Reflector, Refractor |
Check the listing for details. Optolong L-Pro Deep Sky Filter for Light Pollution Reduction - 2". Condition: Open box. Listed at 179.95 USD. The Optolong L-Pro blocks out unwanted artificial light and light pollution, while ensuring emissions from celestial objects are transmitted, making it useful for city-based astrophotographers.