The Aven Tools 26200A-531 2 X 2 in. Fiber Optic Area Backlight is a high-output, uniform backlight made of the highest quality components. It has a sleek, slim design, making it highly versatile for mounting in tight spaces. The housing consists of black, electro-coated steel, covered in a PVC sheathing. The backlight has a uniformity of approximately 10%. It is supplied with a 36 in. long cable and 5/8 in. standard adapter for attaching to fiber optic illuminators.