Iris Mini Flush Mount Hi-Resolution Through-Hull Camera - CVBS, TVI, CVI, AHD [IRIS735]Mini Flush Mount Hi Resolution Through Hull Camera CVBS, TVI, CVI, & AHD Introducing the world's smallest through hull camera, the IRIS735 machined from corrosion resistant marine grade 316L stainless steel and measuring only 28 mm by 59mm long. The 735 has been designed to sit flush into the hull, superstructure, or transom of your vessel to provide all around coverage without impacting the tines of your vessel, with a bezel height of only 8. 5mm.