Fantasea Eyedaptor M52-F67Enables mounting 67mm threaded accessory lenses and filters on camera housings featuring a 52mm threaded lens port. Important Notices Prior to purchase, please confirm that the accessory lens or filter is compatible with your camera housing system. Note that while almost any wet lens or filter featuring a 67mm thread can be mounted on a 52mm threaded lens port using this adaptor, some of these optic accessories might not be compatible with your camera