Ikelite Yellow Filter for Dive Masks Dome Ports Guide Number (ISO 100/m) (land):

Guide Number (ISO 100/m) (land): 20

Colour Correction Filter 63mm push-on Red filter for blue water settings

Can be used for TTL operation with compatible housed flash or third party TTL converter like the Ikelite Nikon iTTL Adapters #4301 and #4302 Special Order Product 4 - 6 weeks delivery

which fits around the light

0V Very high intensity

Ikelite Yellow Filter for Dive Masks Dome Ports Guide Number (ISO 100/m) (land):Ikelite 6441. 19 Yellow Fluorescence Filter for Dive Mask Looking for something different? Tired of night diving? Fluorescence will give you a whole new perspective on the world beneath the waves. With Ikelite's line of excitation and barrier filters, you can convert your existing lights into a fluorescence set up. No need to purchase expensive specialty lights or guided dives. Be the explorer! About Fluorescence To see this underwater, you'll need a