Designed for the EVOLT E-520, this durable, black polycarbonate housing protects the camera down to 40 meters while providing the confidence to shoot brilliant photos underwater. Ports, camera and lenses not included.

• PT-E05 Compact, Light-weight and Durable Polycarbonate Construction
• One-piece "clam-shell" design
• Rated To A Depth of 40m/300 Ft.
• E-520 LCD Screen Fully Viewable While In Housing
• New one cam/buckle closure system.
• Optional Use Of Up To Two UFL-2 Underwater Flash Units (TTL)
• Five Interchangeable Lens Ports Allow for the use of 14-42mm, 14-45mm, 11-22mm or 14-55mm, 7-14mm, 8mm Fisheye and 35mm Lens, as well as 50mm Macro Lens
• Double O-Ring Pressurizing System Enables Safe Underwater Shooting
• Two fiber optic ports and one TTL connector for easy strobe connection.
• Works with all the PPO housings PPO-E01 through E05
• To make it easy for users to shoot gorgeous underwater photographs, the E-520 has two dedicated underwater-shooting modes "Underwater Macro" and "Underwater Wide" that make all colors more vivid while especially enhancing blues

See a review and many more photos of the housing, etc. here

Price below includes $200 instant rebate from Olympus!