Ikelite RC1 Olympus & Panasonic TTL Receiver for DS Strobes @sonybody The Lens Holder [hole] is

The Lens Holder [hole] is usable as like "AD Lens Holder for Float Arm" as well

or you can purchase LOC-LINE 1/2" flex arm to increase the length

(*1) Theoretical working distance to illuminate a subject without significant center spot and not same as the maximum distance this product can deliver light

LF2400h-EW light

Corrosion-resistant aluminum alloy / rigid black alumite

Ikelite RC1 Olympus & Panasonic TTL Receiver for DS Strobes @sonybody The Lens Holder [hole] isEnjoy true Olympus or Panasonic LUMIX TTL strobe exposure via fiber optic connection with your compatible Ikelite DS strobe. With the RC1 TTL Receiver and a compatible camera with RC flash mode, actual exposure data is calibrated and communicated directly by the camera. This is far more accurate and consistent than "slave TTL" modes built into some underwater strobes which watch the camera's built in flash and react. An individual RC1 TTL Receiver and