underwater cameras

A 3-in-1 system, this 500-lumen LED light works for shooting video or digital stills, and can be detached and used as a primary dive light. It spreads a smooth 70-degree beam and runs off four AA batteries. Multiple power settings allow extended burn times. CONTACT sealife-cameras.com

These innovative strobe arms, available in 6-, 9- and 12-inch lengths, use floats made of noncompressible foam to add lift to camera systems. Shooters can dial in the exact buoyancy they want by adding and removing floats, which come in small, large and jumbo sizes.CONTACT backscatter.com

Popular GoPro HD video cameras can now be easily mounted atop DSLR housings, thanks to the new AD-GO bracket from ULCS, which connects a standard ULCS clamp to the GoPro’s tripod mount. ULCS also has a ball-mount cage that fits over the housing, preventing the loss of the camera should the housing’s plastic mounting tab break.CONTACT ulcs.com

It’s half the size of a cell phone, weighs only 4 ounces (with two AAA batteries inside ) and fits micro SDHC cards from 4G to 32G. Attach it to your mask strap and you can shoot either video or time-lapse stills at a 90-degree wide angle to a depth of 100 feet. CONTACT tachyoninc.com