The massive Canon EF 11-24mm f/4L USM lens is fully supported in our Dry Lock (DL) port system for DSLR underwater housings. You will need the appropriate dome port, extension, and zoom gear.
This zoom gear is also used for the Canon EF 16-35mm f/2.8L III USM lens.
Learn how to set up your gear and get ready to go underwater!
Zoom Gear for the Canon 11-24mm Product # 5509.14
8" Dome Port for the Canon 11-24mm Product # 75342