The O-ring seal is visible through the inside of the housing
Canon EOS R10 Underwater Photos
It requires water between the back of the WD-4 and the front of the housing's lens port to affect the angle of coverage
Protective cap for W-30 lens
This port can be attached directly to housings featuring the Dry Lock (DL) port system or combined with DL extensions
200DL Underwater Housing for Canon EOS R5 Deluxe Version with Handles, Vacuum Pump, & USB-C Charging Bulkhead Arms & Trays The O-ring seal is visibleWe've set up the Deluxe 200DL Underwater Housing for Canon EOS R5 exactly the way we would use it with Dual Tray with Dual Handles, Trigger Extensions, Vacuum Pump, USB C Charging & Data Transfer Bulkhead, and a set of spare O Rings. This is a full featured and durable waterproof housing for Canon EOS R5 full frame mirrorless digital cameras. Suitable for scuba, snorkel, surf, pool, and any application in or around the water. The housing provides full