Hoya 49mm 85A HMC Filter

These are color conversion filters for the use of tungsten type color films in daylight. 85 decreases the color temperature from 5500?K to 3400?K for the use of Type A color films. 85B decreases the color temperature from 5500?K to 3200?K for the use of Type B color films. 85C decreases the color temperature from 5500?K to 3800?K. The effect obtained is the same as with daylight type color films used in daylight. HMC-These popular filters are renowned for their ability to minimise reflection at the filter surfaces which reduces flare and ghosting. The result is an average light transmission of over 97%, giving sharp contrast and well balanced color. HOYA HMC filters are recommended for enhancing the performance of today''s multicoated lenses.