This is the 6mm CS-mount wide angle lens from CGL Electronics Co. Ltd. for use with the Raspberry Pi HQ Camera Module. The lens produces a 3MP picture in a 0.5in image format and is easily interchangeable using the thumb screw and adapter included with the Pi HQ camera module.

This wide angle lens has a variety of applications when you need a large field of view (FOV) for projects like a DIY smart video doorbell, CCTV/home security, wildlife camera, or upgrade to IoT & robotics applications.