- The SVBONY City Light Suppression broadband filter is designed to improve the visibility of various Deepsky objects. It selectively reduces the transmission of wavelengths of light pollutants, specifically those produced by artificial lightings(including mercury vapor lamps, both high & low pressure sodium vapor lights and the unwanted natural light caused by neutral oxygen emission in our atmosphere);
- Light Pollution Reduction UHC Filters are designed to selectively reduce the transmission of certain wavelengths of light specifically those produced by artificial light;
- Moon filter can reduce glare and increase contrast of the moon, so you could see more moon details, also useful for extra bright planets as well as terrestrial viewing over sand or snow.
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| Model | F9114L | F9131A | F9155A |
| Size | 1.25'' | 1.25'' | 1.25'' |
| Type | Moon filter | UHC filter | CLS filter |
| Thread | Standard M28.5*0.6 | Standard M28.5*0.6 | Standard M28.5*0.6 |
- 1. Moon filter can reduce glare and increase contrast of the moon , you could view the most beautiful moon
- 2. UHC filter designed to improve the image contrast of the observed objects, it is great for city and suburban observation
- 3. CLS filter is wider than UHC filter, is more suitable for use in places with less light pollution
- 4. The combination of those three filters can match most photography needs
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