China 4mm Manufacturers, Suppliers, Factory

Standard M12 F1.6 3.0mm 1/2.7" Vehicle Dashcam Lens with IR-cut, and all products have been tested by MTF instruments, resulting in higher consistency compared to products from other suppliers. You can rest assured to purchase standard M12 lenses from our factory.

Distortionless Optical M12 Lens is 4.555mm distortion free 16 million pixel,Distortionless Optical M12 Lens Is match to 1/2.3 ", Distortionless Optical M12 Lens is scanning instrument MT9J003 special lens M12 mount.

M12 Starlight Lens F1.6-6mm HD Security Monitoring Board Lens 1/2.7"，Low illumination.

This high-performance thermal imaging lens is developed and manufactured by ShangHai SILK Optical Technology CO., LTD. As a premium long-wave infrared lens with 9.1mm focal length and ultra-large F1.0 aperture, it is engineered to match uncooled 640×512detector, 12μm infrared detectors. The lens adopts HD exposed optics coating and delivers high transmittance over the 8–12μm working waveband.Featuring a compact M17×0.5 mount structure and IP67 front element waterproof rating, this thermal imaging lens supports focusing from 3 meters to infinity. It achieves high relative illumination above 84% and controlled distortion, maintaining stable optical performance between -40°C and +80°C. Designed for all-weather field deployment, this long-wave infrared lens balances wide field of view and clear thermal imaging. It serves as an ideal optical core for portable and compact thermal camera equipment across industrial monitoring, security and inspection scenarios.

2.85mm 1/2.9" M12 F2.3 Security Lens PL071, and all products have been tested by MTF instruments, resulting in higher consistency compared to products from other suppliers. You can rest assured to purchase standard M12 lenses from our factory.

F1.6 3.0mm 1/2.7" M12 FPV Drone Camera Lens PL092IRS1 is a high-performance, all-weather lens designed for embedded vision projects where superior low-light sensitivity and environmental resilience are critical requirements..F1.6 3.0mm 1/2.7" M12 FPV Drone Camera Lens, and all products have been tested by MTF instruments, resulting in higher consistency compared to products from other suppliers. You can rest assured to purchase standard M12 lenses from our factory.