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2.44mm wide angle lens
The ultra wide angle lens PL-WA2.44 is a premium M12 board lens manufactured by ShangHai SILK Optical Technology CO., LTD. This fixed focal lens adopts professional 5G+IR optical structure, precisely optimized for 1/2.9” image sensors to deliver outstanding panoramic capturing capacity. As a high-performance surveillance lens, it features 2.44mm effective focal length and F2.5 aperture, achieving an ultra-wide 162° diagonal field of view to eliminate monitoring blind zones. This miniature camera lens balances relative illumination and TV distortion to guarantee uniform, clear imaging across the whole image circle. ShangHai SLIK Optical Technology CO., LTD strictly controls optical tolerance and assembly precision for every embedded vision lens. Suitable for both daytime and infrared supplementary lighting scenarios, this reliable 1/2.9” camera lens is widely deployed in home security, intelligent equipment and machine vision projects. Clients can source stable, cost-effective ultra wide angle lens solutions directly from our factory.
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2.18mm wide angle lens
This high-performance M12 fisheye lens is engineered by ShangHai SILK Optical Technology CO., LTD to deliver seamless panoramic monitoring with an ultra wide angle field of view. Designed for 1/2.7” image sensors, this ultra wide angle lens adopts a mature 2G3P+IR optical structure, balancing compact size and all-day imaging capacity. It features a 2.18mm effective focal length, F2.4 fixed aperture and 185° diagonal field of view, enabling single-camera wide-area coverage without stitching multiple cameras. As a reliable IR corrected lens, it maintains consistent image quality under visible and infrared light for day-night surveillance scenarios. The total track length is controlled at 14.5±0.2mm, supporting miniaturized camera module integration. Strict optical calibration delivers 46.0% relative illumination and controlled CRA under 20.43°, greatly reducing vignetting and matching mainstream CMOS sensors. ShangHai SLIK Optical Technology CO., LTD provides stable mass production and customizable optical solutions for global clients using this mature panoramic lens platform.
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2.6mm wide angle lens
This M12 board lens PL-WA2.6-14 is a high-performance ultra wide angle lens engineered by ShangHai SILK Optical Technology CO., LTD for compact surveillance and embedded imaging systems. Built as a cost-effective panoramic lens solution, this F2.0 fixed lens delivers a massive 170° diagonal field of view to eliminate blind zones for home security and vehicle monitoring. Optimized exclusively for 1/2.9” image sensors, the CCTV optical lens maintains balanced edge brightness with 68.0% relative illumination and controlled chief ray angle under 21.5°, perfectly matching mainstream CMOS sensors. The compact TTL 20.0mm design enables easy integration inside miniature camera housings. ShangHai SLIK Optical Technology CO., LTD strictly controls manufacturing tolerances to guarantee consistent optical quality of this ultra wide angle lens for mass production. It serves as an ideal fisheye board lens for consumer cameras, smart doorbells, in-car vision and mini panoramic monitoring equipment.
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2.5mm wide angle lens
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.
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4.1mm Thermal Imaging Lens
Manufactured and supplied by ShangHai SILK Optical Technology CO., LTD, this F1.0 4.1mm focal length thermal imaging lens is an ultra-wide-angle infrared objective engineered exclusively for 640×512detector, 12μm pixel uncooled infrared focal plane arrays. The 4.1mm F1.0 thermal lens adopts advanced exposed AR anti-reflection coating, achieving over 88% infrared transmittance. As a professional optical product from manufacturer ShangHai SLIK Optical Technology CO., LTD, this M22×0.5 mount thermal lens features IP67 front lens protection, lightweight ~25g structure and robust wide-temperature optical stability, perfectly tailored for compact uncooled thermal camera system integration.
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13mm Infrared Thermal Lens
This 13mm F1.0 Lens is developed and supplied by ShangHai SILK Optical Technology CO., LTD. Optimized for the 8–12μm long-wave infrared spectrum, this uncooled thermal lens perfectly matches 640×512 resolution with 12μm pixel size. Boasting a fast F1.0 aperture, the lens efficiently captures weak infrared radiation to deliver clear thermal images under low-contrast conditions. Equipped with an IP67-rated front optical element and durable AR coating on exposed surfaces, this thermal lens maintains stable performance in harsh outdoor environments. It supports a focus range from 1 meter to infinity, with wide operating temperature adaptability from -40℃ to +80℃. Designed with compact M20×0.5 mount interface, the lens balances high transmittance and low distortion. ShangHai SLIK Optical Technology CO., LTD implements strict optical calibration to guarantee consistent optical quality for volume thermal imaging device integration.
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