Baader Planetarium CCD Complete Filter Set I 1.25 Inch Consisting of LRGBC/H-alpha 7nm

Baader type I CCD 1¼ inch complete filter set L-RGB-C / H-alpha 7 nm. The glass thickness for all filters is 2 mm, the filters are therefore homofocal The L filter is a standard Baader UV/IR blocking filter and can be used both for focusing and recording a luminance image. The C filter is a clear glass and is used exclusively for focusing. Anti-reflection RGB filter (red/green/blue) with extremely high transmission of the respective colour channel, thus simultaneously reducing stray light and reflections to a previously unknown level The H-alpha filter with the narrow half-width of 7 nanometers is ideal for use with Full Frame CCD cameras: an excellent high-contrast deep sky red filter for RGB application, optimized for all Full Frame CCD chips. Box contents: CCD complete filter set I 1¼", consisting of: LRGBC / H-alpha 7nm