CamDive 40M/130FT underwater waterproof camera housing for Sony NEX 5R/5T [IPX8*] Key feature: Dual fiber-optic ports. This version comes with 16-50mm port for Sony E 16-50mm F3.5-5.6 PZ OSS lens. CamDive Red diving filter: Starting from 15-20 ft Underwater, red color starts to wash out by the filtering effect of water, the deeper you dive the more of the warm red spectrum is filtered out from the ambient light. Manufactory certificated: ISO9001 and CES. Package Includes: Underwater housing, CamDive Red diving filter 67mm, Flash diffuser, Cleaning cloth, Silicone grease 1 packet(5ml), User manual, Port cap.