Ikelite Underwater Housing for Nikon P7800

Helix Camera & Video

Ikelite Underwater Housing for Nikon P7800 - 618278 Ikelite Product Number 6182.78 Dive into underwater photography with this compact yet sophisticated system! The True TTL Advantage TTL or "Through-The-Lens" flash metering means the strobe interprets information from the camera to control flash duration and properly expose an image. TTL may be accomplished directly through electrical signals from the camera, or indirectly through watching the behavior of the camera's built-in flash. Circuitry b