B + W 60mm 85 Daylight to Tungsten Conversion Glass Filter, KR12.

• "85" series are color conversion filters for the use of tungsten type color films in daylight.
•85(85A) decreases the color temperature from 5500°K to 3400°K for the use of Type A tungsten film.
•85B decreases the color temperature from 5500°K to 3200°K for the use of Type B tungsten film.
•85C decreases the color temperature from 5500°K to 3800°K. It adds daylight warm to indoor shots using window or natural light.
•Availbale in all popular sizes.