Baader UBVRI Bessel R-Filter 2" – photometric

Highlights

• 1¼" x 2 mm Baader UBVRI-R Bandpass Filter, suitable from f/15 to f/1.8 – with 1¼" (28,5 mm) filter thread
• Classic photometric filter with transmission according to Bessel – parfocal with all Baader filters of the same size
• Manufactured with most advanced ion beam coating technology / Daylight-Proof
• Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
• Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
• Equally suitable for modern CMOS cameras as well as for older CCD camera technologies
• Mounted in Baader Low Profile Filter Cell (LPFC) – 6 mm height