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The Tiffen 4.5" Round 80A Color Conversion Filter helps to increase the color temperature from 3200 to 5500K, allowing the use of daylight-balanced film in tungsten-lit conditions. The cooling effect of this filter requires a 2-stop increase in exposure for normal results.
This filter is made using ColorCore technology, a process that involves laminating the filter substrate between 2 pieces of optical glass and grinding flat to a tolerance of 1/10,000th of an inch.
Color conversion filter increases color temperature and provides a cooling effect.
Converts 3200 to 5500K for using daylight-balanced film in tungsten-lit conditions.
Filter factor of 4 requires a 2-stop increase in exposure.
In the Box
Tiffen 4.5" Round 80A Color Conversion Filter
Limited 10-Year Warranty
Table of Contents
Blue color conversion
4.5" / 114.3 mm (diameter)
4 (2 stop)
Increases color temperature
For use when photographing with daylight-balanced film in tungsten lighting
3200 to 5500K
Tiffen 4.5" Round 80A Color Conversion Filter Review