Red Filter 63mm (FILRED-63) The FILRED-63 Red Filter is designed for underwater photographers and divers who want to restore natural, warm color tones in blue-water environments. This 63mm red filter helps correct color loss at depth, bringing back the reds and oranges that disappear underwater for clearer, more accurate footage and images. 63mm Threaded Compatibility - Attaches securely to underwater housings and lenses with a standard 63mm threaded mount. Restores Natural Underwater Colors - Adds back essential red wavelengths lost as you descend for improved realism. Ideal for Blue-Water and Tropical Diving - Perfect for reef dives, snorkeling, and clear-water environments where color fades quickly. Enhanced Photo and Video Quality - Provides more balanced color for crisp, vibrant underwater images and recordings. Durable Optical Construction - Made from high-quality materials built to withstand underwater conditions and frequent use.