Baader Clear Focusing Filter - 50.8mm Round Unmounted - FC-RD50 Celestron Labs Celestron Outland X 8x25 Binoculars

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Baader Clear Focusing Filter - 50.8mm Round Unmounted - FC-RD50 Celestron Labs Celestron Outland X 8x25 BinocularsAbout the Baader Clear Focusing Filter 50. 8mm Round Unmounted Use of special photography filters, especially narrowband filters, often results in dim images which can be difficult to focus. Baader Planetarium Clear Filters can be used first to clearly focus the image. Since they are parfocal with other Baader filters, they can then be removed and replaced by other imaging filters, without affecting focus. The high optical quality of the Baader