Installing an External UWTechnics TTL converter into an Ikelite housing for Canon R7

UWTechnics External TTL converters (for Sony, Canon, Nikon and Olympus) are available in two thread options for Ikelite housings - 1/2"UNF20 and M16.

Below are photos of an example of installation of External TTL Converter 18042-UNF-IK (version for 1/2"UNF20 thread) into Ikelite housing 200DLM/D for Canon EOS R7.

Product has the following features: 

- Optical TTL, M and HSS synchronization for underwater strobes,

- Switching TTL/M/HSS modes underwater by camera menu,

- Flash synchronization at 1-st / 2-nd curtain by menu,

- TTL flash exposure compensation (+/-) adjustment by menu,

- Manual flash power adjustment by menu 1/125...Full (in M mode),

- HSS ultra fast shutter speeds up to 1/8000s,

- Continuos fast shooting,

- Battery life: 3 years of continuous work,

- Automatic ON/OFF. No any mechanical switch is needed.

- Supported strobes: Inon, Marelux, Retra, Underwater Technics, Sea&Sea,

- Strobe profile switching - by onboard rotary switch.

- TTL converter is fully controllable underwater via the camera menu. It provides intelligent two-way communication protocol with the camera and supports Canon's graphic menu.

- TTL Converter automatically stores your last flash menu settings for underwater usage in its non-volatile memory. When you connect the camera again, it loads these settings into the camera, which is very convenient.

Edited August 26Aug 26 by Pavel Kolpakov