Baader LRGB Filterset – CMOS-optimized, 31 mm

This new generation of Baader CMOS-filters features:

• Increased contrast, matched for typical CMOS quantum efficiency and s/n ratio
• 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