Compatible with sea frogs housing for iPhone 13/12(Seafrogs SF-PH-02), for Sony A5000/5100/ A6000/6300/a6400/A6500, SeaFrog for Sony RX100(I-V) RX100 VII,  SeaFrogs for Canon G5X G7X G9X G15, S120, housing for Olympus TG6 5/4/ E-M5 E-M5 for Panasonic GH5 / POWERSHOT G9X/G15 / S95 / S110 / S120 / J5 / EM5II/EP5 / EM1 / EM10 / 7X/G7XII/G7X111 / G5X/EOS M5/EOS M6 Etc. And other waterproof housing with 67 mm thread

Features:
This filter can be used for waterproof camera housing underwater photography.
Fit for SLR camera / digital camera / camcorder DV with a 67mm diameter lens or Camera underwater housings with 67mm thread mount. 
The filter can be installed and removed during the course of the dive.

Functions:
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. 
In order to get warm colors back, you need to filter out blue spectrum with this filter/ Darken the blue sky/ Sea and increase contrast with clouds
It is used to restore the warm color absorbed by blue water and you can make nice colorful pictures and videos.

Package Including:
1 x 67mm Red Filter