Color filters Cokin color filters are technical tools that are ideal when you want to achieve the following results: add warmth to your portraits, correct color distortions, suppress excessive brightness, eliminate the green tint from fluorescent lights, simulate night scenes in daylight, control the conversion of colors to grayscale in black and white photos, and block UV radiation. Take analog or digital infrared photos. This size is suitable for lenses with a filter thread of up to 96 mm and has been specifically designed for today's digital SLR cameras. Use filters for light and color control directly from the RAW file while shooting. Achieve the highest image quality by eliminating the need for post-processing. Create special effects without time-consuming computer work.