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Standard Circular Polarizing Filter - 52mm
Marumi Optical Filters are high grade solid optical glass filters manufactured to the highest standards. Each filter is ground and polished to optical flatness with the same skill and quality control as used in making fine lens elements. Precision mounted in double threaded metal rings to insure plano-parallel alignment. Marumi filters complement the finest photographic lenses.
Circular Polarizing Filters create the same effects as standard polarizer's, but is necessary for the newest SLR's equipped with semi-transparent mirrors. Use of standard polarizer's with such cameras will result in incorrect exposure. Circular polarizer's allow correct automatic exposure. Standard coating. Mounted in thin rotating ring
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