RedEye Filter FP7000 The RedEye Filter FP7000 is a red color correction filter for the FP7100 and FP7000 Housings (for Nikon Coolpix P7100 & P7000), which fits directly over the housing lens port or installed on compatible lens accessories. It can be installed and removed during the course of the dive. Used to restore the red color absorbed by blue water and allows for producing vivid and colorful underwater images and videos. In shallow depths, this filter can serve as an attractive alternative to artificial light sources. Specially designed for the FP7100 and FP7000 Housings (for Nikon Coolpix P7100 & P7000).