Hoya 72mm 85C HMC Color Conversion Filter

For working with tungsten-balanced film under daylight conditions, this 72mm 85C HMC Color Conversion Filter from Hoya is a warming filter used to decrease the color temperature from 5500K to 3800K. The amber color of the filter has a filter factor of 1.3x, requiring an additional 0.3 stops of exposure to achieve normal results.