18031-M16-IK External M16-Ikelite Optical TTL-Converter for NIKON cameras for IKELITE underwater housings

External M16-Ikelite Optical TTL-Converter for NIKON cameras for IKELITE underwater housings.

Installation in M16 threaded hole on the top of the housing + nut. Compatible underwater strobes: Inon Z-240/ Z-330/ S-220/ D-200, Sea&Sea YS-D130R (including HSS)/ YS-D1/ YS-D3 Mark II / YS-D3 DUO, Retra Pro MAX (including HSS)/ Pro MAX II (including HSS), Marelux APOLLO III V2.0 (including HSS)/ APOLLO-S (including HSS).