Ikelite Underwater TTL Housing for Nikon D810 Accessories - Hangers TTL Flash Exposure:Connection with a

TTL Flash Exposure:Connection with a TTL sync cord is the most reliable and efficient way to fire an external underwater strobe

This allows for one-time adjustment and easy on/off

providing enough light even for cameras with an ultra-wide field of view

PT-058 and PT-059

night dives

Ikelite Underwater TTL Housing for Nikon D810 Accessories - Hangers TTL Flash Exposure:Connection with aThe True TTL Advantage: Other housings simply waterproof your camera. An Ikelite TTL housing improves your photos. TTL or "Through The Lens" flash metering means the camera controls flash duration to properly expose an image. Our built in proprietary circuitry tells your camera that a TTL external flash is attached, allowing the camera to adjust exposure more accurately than with slave TTL strobes. Fiber optic slave flash units require the camera's