Celestron UHC/LPR Filter 1.25-inch
|The Celestron UHC/LPR filter is useful for viewing emission nebulae and will boost the contrast of nebula by reducing the background sky glow. |
The Celestron ultra high contrast (UHC) LPR filter has improved contrast over the typical broadband filters. The sky background is darker, and contrast of emission nebulae are noticeably improved. The advanced technology coatings enable the filter to achieve an outstanding transmission of over 97% across the entire bandpass, with total blockage of prominent light pollution lines. The perfect filter for viewing nebula from light polluted skies, or for boosting the contrast of nebula from dark sky sites.
In addition to it's optimum spectral and optical characteristics, the UHC/LPR filter offers important features that set it apart and result in the highest quality celestial views: