Baader Clear Focusing Filter - 50.8mm Round Unmounted - FC-RD50 Celestron Labs the Celestron Labs Digital Handheld

the Celestron Labs Digital Handheld Microscope Pro 5MP brings professional-grade imaging to your desktop

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Full multicoatings for greatest light transmission and contrast

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Baader Clear Focusing Filter - 50.8mm Round Unmounted - FC-RD50 Celestron Labs the Celestron Labs Digital HandheldAbout 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