Ikelite Yellow Fluorescence Filter for 3.9" Ports
The Ikelite Yellow Fluorescence Filter for 3.9" Ports is designed to be used with UV lights underwater in order to see the florescence in your photos. This filter fits on to all Ikelite 3.9" ports.
Fluoro diving or glow diving gives a unique experience most divers haven't seen before. You will see the corals and critters in a different point of view as they emit a low enegry light which would appear as if they are glowing. You would need a UV light as well as a yellow filter to see it glow.