A semi rigid filter that is 180 microns (7.08 mils) thick, thats more than double a standard lighting gel. Built to last 200x longer than standard lighting gels. Cut in a convenient size to fit 1x1 LED light panels. Filter may be cut with scissors or matte knife for perfect fit. Designed for use with low heat LED lighting only. Longer life filter for medium warm up correction of white LED.
Example: 4000K LED to 3000K.
Colour Temperature shift varies with type of LED.