Lighting Gel Filter,Jeasun 6 Color Transparent Correction Film Plastic sheet (Red, Blue, Green, Cyan, Yellow, Magenta) 8 x 10 Inch Lighting Gel Filter for lights used in film, video, photo, stage, theater, party, and dj lighting, Spice up any party or scene with color! Cut to fit most Photography Flash model; Size: 8 x 10 inch/ 20 x 25 cm Primary colors: Red, Blue & Green, Secondary colors: Cyan, Yellow, & Magenta; You can also use combinations of these filters for a whole lot more variation to the color of light Lighting Gel Filters are used for experiments involving additive and subtractive color, color mixing, color transmission, absorption and filtering of the different wavelengths of light. Made of high light transmission materials with light weight, steady color temperature and low loss.