| Brand | Unbranded |
|---|---|
| Type | See description |
| Country of Origin | China |
Check the listing for details. 1.25 Inch UHC Light Pollution Reduction Filter Improve for Image Contrast Telesc. Condition: New, Made in China. Listed at 25.30 USD. UHC filters or light pollution reduction filters are designed to selectively reduce the transmission of certain wavelengths of light;especially those produced by artificial light. for Sky background is darker;and contrast of emission nebulae are noticeably improved;the perfect filter for viewing nebula from light polluted skies;or for boosting the contrast of nebula from dark for sky sites.