RED FILTER for Deepview Nikon S3500 and S3600 HOUSING Necessary to enhance the colors of your photos From a few meters (5 or 10 depending on the water), the red disappears from pictures because infrared rays are attenuated by water. This filter corrects this. Superior optical quality. Suitable for tropical waters and bright waters. Suitable housing Nimar Nikon S3500, S3600 may fix a time in the water without screws, snaps directly onto the lens of the box. Warranty: 1 year