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Our solutions are broadly acknowledged and dependable by users and may meet consistently developing economic and social requires for 4.0mm,F2.0,Network Camera Lens,FPV Camera Lens,Drone Camera Lens, We welcome clients, business enterprise associations and mates from all pieces from the earth to make contact with us and request cooperation for mutual advantages.
4.0mm, With the support of our highly experienced professionals, we manufacture and supply best quality goods. These are quality tested at various occasions to ensure only flawless range is delivered to customers, we also customize the array as per the have to have of customers to meet the requirement of customers.

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  • Phone Fisheye Camera Lens

    Phone Fisheye Camera Lens

    Phone Fisheye Camera Lens is 238 degree.Phone Fisheye Camera Lens is with HD full screen.Phone Fisheye Camera Lens fisheye is fitting for universal mobile phone,the lens is 7.5mm large.
  • TOF lens

    TOF lens

    Shanghai Silk Optical technology as the professional manufacture, can provide you TOF lens.
  • F1.6 3.0mm 1/2.7

    F1.6 3.0mm 1/2.7" M12 FPV Drone Camera Lens

    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.
  • 1/11 Inch Endoscope Lens

    1/11 Inch Endoscope Lens

    You are welcomed to come to our factory to buy the latest selling, low price, and high-quality 1/11 Inch Endoscope Lens.Our endoscopic lens has the advantages of stable optical performance and high cost performance. It is customized according to the viewing angle, diameter, size and optical parameters of the endoscopic lens according to the customer's needs, so as to meet the needs of customers for endoscopic lenses in different medical fields.
    Our endoscopic lenss are used in medical endoscopic lenss. Endoscopic lenss are commonly used in clinical departments such as otolaryngology, urology, gynecology, ophthalmology, sports medicine, and plastic surgery. Endoscopic lenss match hysteroscopes, abdominal cavity Mirrors, arthroscopes, otolaryngoscopes, intervertebral foramenoscopes, ureteroscopes, pentagonoscopes, hysteroscopes, laparoscopes, gastroenteroscopes, and endoscopic lenss are important endoscopic components.
  • Lens for HUD Backlight Module

    Lens for HUD Backlight Module

    Shanghai Silk Optical Technology Co., Ltd. processes various complex, large, and small optical components. There are free-form surfaces, aspherical surfaces, display compound eyes, Lens for HUD Backlight Module, etc.
  • Sport DV M12 Lens

    Sport DV M12 Lens

    Sport DV M12 Lens is match to 1/3" sensor OV4689, Sport DV M12 Lens is with 2.7mm 5million, Sport DV M12 Lens is for HD vehicle lens M12 lens also is using to sport dv car dv.
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    Imagine this: You’ve just invested in a top-tier, high-performance sports car with a flawless chassis and a roaring engine. But then... you hire a driver who is legally blind and refuses to wear glasses. What happens next? You guessed it—a very expensive crash.

  • Why CRA < 15° Is the Secret Ingredient to Flawless 5MP Imaging: A Case Study with PL057

    As an imaging engineer or a procurement manager, you’ve likely seen this heartbreaking scenario: You spend your entire hardware budget on a high-spec 5-megapixel sensor, only to pair it with a mismatched lens and end up with footage that looks like a watercolor painting after a rainy day. You ask your engineers, "Where’s the detail? The specifications said 5 million pixels!" The answer often boils down to a technical metric that isn't as sexy as "megapixel count" or "aperture size," but is arguably just as critical: Chief Ray Angle (CRA). If you are dealing with high-resolution sensors, and your CRA isn't under control, your megapixels are being wasted. Here is the plain-English explanation of why CRA matters for 5MP imaging, and how a precision-engineered lens like our PL057 provides the ultimate solution.

  • A Century of Evolution in Security Camera Hardware and Imaging Optics

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  • January 2018 Western Optoelectronics Exhibition

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  • Why an F1.0 Lens is the Secret to Full-Color Night Surveillance | Shanghai Silk Optical

    Let’s be honest: nobody likes reviewing security footage that looks like a 1920s silent movie shot in a blizzard. For years, the industry standard for low-light surveillance was Infrared (IR) lighting. It illuminated the dark, but it stripped away all the color, leaving you with grainy, black-and-white images where a red getaway car looks exactly like a blue one. Today, the market demands "full-color night vision." But achieving this without blasting a blinding white LED spotlight into the street requires a specific hardware upgrade. It’s not just about a better software algorithm; it’s about physics. To achieve true, noise-free color footage in near-darkness, your camera needs an F1.0 large aperture lens. Here is a deep dive into why F1.0 is the absolute threshold for modern security cameras, and why the materials inside that lens matter just as much as the numbers on the outside.

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