SLOAN/SDSS u'-Filter 50.4mm – photometric - 2961704U

Highlights 50.4 mm x 3 mm Baader SLOAN-u' Bandpass Filter, suitable from f/15 to f/1.8 SLOAN/SDSS (ugriz’) photometric filter with transmission according to SLOAN-specification 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 This new generation of Baader Filters features: CMOS-optimierte Baader Filter Reflex-Blocker™ coatings, for largest ever freedom from halos, even under most adverse conditions concerning aux-optics Identical filter thickness to existing standards, with utmost care for parfocality Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim, to additionally eliminate any reflection due to light falling onto the edge of a filter Each filter coated individually, with sealed coating edge (NOT cut out of a larger plate with coatings left exposed, read more) Life-Coat™: evermore hard coatings to enable a non-aging coating for life – even in a most adverse environment Technical Specifications Manufacturer Baader Planetarium Net weight (kg) 0.01 EAN Code 4047825049186 Filter size 50.4 mm Filter shape round Single or Set Single Filter Filter mounted Unmounted Visual or Imaging imaging Filter Usage SLOAN, CMOS, CCD Type of Filter Bandpass Special Features Life-Coat™ Warranty Filter Thickness (without cell) 3 mm CWL (Central Wavelength) SLOAN-u' Transmission Range Transmission according to SLOAN-Specification AR-Coating Reflex-Blocker™ hard coated, planeoptically polished Suitable for f/ratio f/15 to f/1.8