This Ducame Purple Underwater Snap-On Filter for Gopro HERO 3 Standard Housing (Not Compatible with Hero 3+) is a snap-on filter that is compatible with the GoPro HERO3 Standard Housing. The purple color-correction filter which is specifically designed to be used in green-colored waters. It helps to compensate for the inherent color cast of photographing underwater and render the image as daylight-balanced for truer colors, also to balance the overwhelming green cast that is caused by the water in order to provide increased vibrancy and a more natural-looking white balance.
The filter is constructed from durable optical acrylic for increased protection and maintained image sharpness. The snap-on design also allows quick installation and removal of the filter while underwater.