China 8.5mm image circle Manufacturers, Suppliers, Factory

85mm F1.8 Canon Nikon lens, The 85mm fixed focus portrait lens can bring appropriate descriptions of characters and environments to the screen, and it is easy to achieve illusion effects, making it a necessary and good lens for household use.

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.

This high‑performance 75mm thermal imaging lens is developed and manufactured by ShangHai SILK Optical Technology CO., LTD, optimized for 640×512, 17μm infrared detectors to deliver sharp long‑wave infrared imaging output. Featuring a large aperture F1.0 design, this F1.0 athermal lens realizes reliable optical athermalization without extra electric focusing parts, maintaining stable imaging quality within‑40℃ ~ +80℃ extreme working environment. With HD exposed‑optics coating, high transmittance up to 88% and over 96% relative illumination, this infrared lens restores uniform brightness across the whole field of view, while low 0.85% distortion minimizes image geometric deviation. The M34×0.75 mechanical mount ensures quick and stable assembly, and IP67 front‑element waterproof rating brings solid dust‑proof and moisture‑proof capability. Weighs only approx.475g, the compact‑structured thermal imaging lens suits integration into various infrared observation devices.

Standard M12 F1.6 3.0mm 1/2.7" Network 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.

This high‑performance 35mm thermal imaging lens is developed and manufactured by ShangHai SILK Optical Technology CO., LTD, tailored for long‑wave infrared thermal imaging devices working within 8‑12μm spectral band. Boasting a large F1.0 aperture, this infrared lens delivers outstanding light‑gathering capability to secure clear thermal imaging output under low‑light and complex ambient conditions. Compatible with 640×512, 12μm uncooled infrared detectors, the thermal imaging lens supports 2m‑infinity focus range to adapt to both near‑distance observation and long‑range monitoring scenarios. Front element reaches IP67 ingress protection rating, enabling stable operation in harsh outdoor environments. With high transmittance above 92% and low distortion performance, this optical component guarantees uniform image quality across the whole field of view.

BOSHII 1/4” 200° M12 Fisheye Lens， Can match 1/4 "sensor. Equipped with IR night vision function it is with 2 million pixel lens, ttl11.5mm ultra short, monitoring panoramic lens.