This Ikelite external color correction filter has a diameter of 3.6". The filter will fit on to housings with a inside diameter of 5.5 to 6". The filter will also fit the SEA & SEA wide angle conversion lens (# 58070).
The filter alters the blue color of warm salt water to give it a rich, natural tone. It also enhances the contrast of underwater video and photographs. The filter works exceptionally well in shallow depths up to 60'.
The filter should be used with available light only.