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B+W 77mm KR3 (81C) Warming Color Conversion Filter - MPN: 65-073573

B+W 77mm KR3 (81C) Warming Color Conversion Filter - MPN: 65-073573

  • $ 4990


  • Provides decrease in color temperature for warming effect
  • High Quality Schott Glass
  • Rugged Black Brass Filter Ring
  • Made in Germany


TheB+W KR3 (81C) Filteris a color conversion filter that helps to slightly decrease color temperatures and provide a warming effect. The 81C filter adds more warmth to the image for use with tungsten films in natural lighting. It provides a decrease of 400K, helping to render the scene more similarly to incandescent illumination. There is a 1.5x filter factor with this filter, requiring an increase of 0.6 stop for normal exposure. B+W filters are constructed from high quality Schott glass for increased optical clarity and color fidelity. They feature a brass filter ring for durability as well as jamming prevention. Color conversion filter helps to slightly decrease color temperatures and provide a warming effect. Provides a decrease of 400K for use of tungsten-based films in daylight situations. Constructed from high quality Schott glass for optical clarity. Brass filter ring helps to prevent jamming and provides additional strength. PRODUCT HIGHLIGHTS 81C Filter for Color Conversion Warming Filter to Decrease Color Temp Single Coated Schott Glass Rugged Black Brass Filter Ring Type:Warming filter Grade:81C (KR3) Filter Factor:1.5 (0.6 stop) Single-Coat Effect:Provides decrease in color temperature for warming effect Application:For use with tungsten-balanced film outdoors Color Temperature:-400K Construction:Schott Glass