The KRL-02 wide wet lens is an ultra wide conversion lens. At 24mm, it has a 145-degree field of view! It is designed with a 52mm thread mount to easily mount to the lens port on your housing. Compatible with M4:3 cameras, and compacts it is suitable for many popular cameras on the market today. The wide wet lens is made to work with cameras with a 24mm focal length so it is ideal for many compact cameras like the Olympus TG series, like the TG-5. The lens also has zoom through capability. KRL-02 has 6 elements and 5 groups. The optical glass lens has a multilayer BBAR coating for anti-reflection and optical clarity.