China low CRA Manufacturers, Suppliers, Factory

This premium 2.5mm IR board lens is developed and produced by ShangHai SILK Optical Technology CO., LTD. As an M12 wide angle lens built for 1/2.7” image sensors, this ultra wide surveillance lens delivers a stunning 168.8° diagonal field of view to eliminate monitoring blind spots for various visual equipment. Featuring F2.4 large aperture design, this F2.4 miniature camera lens ensures outstanding light gathering capability to deliver sharp footage day and night. Equipped with IR correction optical design, the fixed focal security lens maintains consistent clarity under visible light and infrared night vision environments. With compact TTL dimension of 23.0±0.2mm, this panoramic board camera lens is easy to integrate into slim, compact camera modules. ShangHai SLIK Optical Technology CO., LTD carries out strict optical performance testing during mass production to guarantee stable quality for every M12 wide angle lens. It serves as a cost-effective wide angle monitoring lens widely adopted in smart security cameras, robotic embedded vision, vehicle auxiliary cameras and intelligent visual terminals.

Standard M12 F2.4 2.8mm 1/2.7" Security CCTV 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.

8.0mm 1/2.7" M12 Lens PL069 Manual Focus 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.

75mm F1.0 10MP M34 17um Lens Long-wave Infrared Thermal Imaging Lens is a high-end uncooled infrared thermal imaging telephoto lens with outstanding overall performance.

Developed and manufactured by BOSHI Optical Technology, this high‑performance 35mm thermal imaging lens targets long wave infrared thermal imaging devices operating within 8‑12μm spectral band. The thermal imaging lens adopts F1.0 large aperture design to achieve outstanding light gathering capacity, which can generate clear thermal imaging output under low‑light and complex ambient conditions. It provides full compatibility with 640×512 12μm uncooled infrared detectors. Its focus range covers 2m to infinity to support near‑distance observation and long‑range monitoring. The front element achieves IP67 ingress protection rating to sustain stable operation in tough outdoor conditions. With transmittance maintained above 92 percent and low distortion feature, this optical component delivers consistent image quality for industrial monitoring and perimeter security thermal vision systems.

Shanghai Silk Optical technology process various of complex, big and small size optical parts. BOSHI Aspheric laser collimating lens optical compound eyes lens, Free-form surface, aspheric surface, display compound eye and Zerinike, Aspheric laser collimating lens, etc.