35mm C-Mount Lens for RPi HQ Camera - Adjustable MF/Aperture
C- and CS-Mount Lenses' Characteristics and Compatability
Industrial Lens Cs Mount 6-12mm 3mp C Mount Lens 1/1.8 Inch Aperture F1.6 Cs Fixed Focus Lens For Cctv Security Usb Cameras - Microscope Parts & Accessories - AliExpress