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  • 16mm Tapered Cone Lens

    16mm Tapered Cone Lens

    The PL-1645F-M12 from BOSHI Optical Technology is a compact 16mm focal length, F4.5 aperture fixed-focal lens engineered specifically for 1/2" format sensors. Designed with a 4-glass-element all-glass construction, this M12-mount lens delivers a 28.3° diagonal field of view and supports a maximum image circle of Ø8.5mm, making it an ideal match for 1/2" and smaller imagers in space-constrained vision systems. With a mechanical back focal length of 3.65mm and total track length of just 28.65mm, the PL-1645F-M12 integrates seamlessly into board-level camera modules for industrial inspection, biometric identification, and embedded imaging applications. BOSHI Optical Technology has optimized this 16mm F4.5 lens for superior edge-to-edge illumination, achieving 95% relative illumination and ultra-low TV distortion of -0.25%, ensuring faithful image reproduction even in high-contrast scenes. The chief ray angle is strictly controlled below 8°, minimizing vignetting and color shift when paired with modern CMOS sensors. Whether used in factory automation, logistics barcode readers, or medical imaging devices, this 1/2" sensor lens offers a balanced blend of resolution, compactness, and cost-effectiveness. Trust BOSHI Optical Technology to deliver reliable optical performance for your next-generation vision product, with the PL-1645F-M12 setting the benchmark for precision in the M12 lens category.
  • 3.6mm 1/2.7

    3.6mm 1/2.7" M12 Lens Glass plastic

    As a professional lens manufacturer, Boshi Lens (also named Silk Optical) operates strict quality management systems certified to ISO 9001:2000. 3.6mm 1/2.7" M12 Lens Glass plastic include a powerful in-house R&D and engineering team, and a controlled manufacturing environment where all products are produced, assembled, and tested in dust-free cleanrooms.
  • Smart Home DV M12 Lens

    Smart Home DV M12 Lens

    Smart Home DV M12 Lens is 12mp high-definition CCTV lens， Smart Home DV M12 Lens
    Is for smart home camera，Smart Home DV M12 Lens
    is with 1/2.7 "face recognition.
  • Barcode scanner lens

    Barcode scanner lens

    In specific application scenarios, only dedicated barcode scanners can achieve accurate and efficient recognition. Design barcode Barcode scanner lens according to customer requirements, using optical plastic aspherical lenses, effectively reducing production costs while ensuring good performance.
  • Universal 3 in 1 Cell Phone Camera Lens Kit

    Universal 3 in 1 Cell Phone Camera Lens Kit

    Universal 3 in 1 Cell Phone Camera Lens Kit is High quality,Universal 3 in 1 Cell Phone Camera Lens Kit
    is easy carry out ，Universal 3 in 1 Cell Phone Camera Lens Kit
    Is Photograph artifact universal zoom lens 8x mobile phone camera lens suit for Iphone Samsung Android.
  • 24mm Tapered Cone Lens

    24mm Tapered Cone Lens

    xThe PL-2445D-M9 is a compact fixed-focal lens engineered by BOSHI Optical Technology for high-resolution industrial imaging. With a 24mm focal length and F/4.5 aperture, this lens delivers exceptional clarity and consistent brightness across a 1/2.5" sensor, covering a maximum image circle of Ø7.4mm. Its all-glass (3-element) construction ensures thermal stability and superior transmission, while the M9 thread mount (P0.35) provides reliable mechanical integration into space‑constrained systems. The lens offers a narrow field of view (16.7° diagonal) ideal for long‑distance inspection, with a TV distortion of merely -0.05% and relative illumination of 97.0% – values that guarantee faithful geometric reproduction and minimal vignetting. The chief ray angle (CRA) stays below 6.6°, ensuring excellent compatibility with modern sensor micro‑lens arrays. Whether deployed in automated optical inspection, precision metrology, or surveillance, this 24mm focal length lens from BOSHI Optical Technology maintains sharpness from center to edge. Its robust optical design supports consistent performance under varying temperatures, making it a dependable choice for OEM integrators who demand repeatable imaging quality without compromising on size or cost.
  • Related Blog
  • Reviews

  • Raw Material Price Fluctuation Warning: Tightening Supply of High-Refractive-Index Glass and Its Impact on Q3/Q4 Lens Costs

    For procurement managers and hardware engineers planning their Q3 and Q4 production runs, the optical components supply chain is currently flashing a warning sign. While the cost of standard silica sand remains relatively stable, the specialized raw materials required for advanced machine vision and high-definition security lenses are experiencing distinct upward pressure. The culprit is not standard glass, but High-Refractive-Index (HRI) glass. As the industry demands larger apertures (F1.0) and higher resolutions (5MP to 8MP), the reliance on specialized HRI glass has skyrocketed. However, recent market data from Q1 and Q2 of 2026 indicates that the raw materials required to produce this glass are facing supply tightening and price volatility.

  • Team building activities for optical lens manufacturers-shanghai silk Optical

    During the scorching heat, the heat was unbearable. Shanghai Silk Optoelectronics organized employees from various departments to hold a unique and fun watermelon eating competition, taking everyone to experience the joy of summer coolness!

  • Inside Boshi Optics’ New Factory in Jiangxi: Building a Complete Optical Lens Manufacturing Chain

    BOSHI Optics has expanded its manufacturing network with a new factory in Suichuan, Ji'an, Jiangxi—its third facility alongside Shanghai and Shangrao. The Ji'an plant covers 15,450 m² with 200+ staff and an annual capacity of ~9 million lens sets, covering optical cold processing to lens assembly. Combined with existing sites, BOSHI now has ~48,000 m² of manufacturing space and ~20 million pieces monthly capacity. Capabilities span lens barrels, optical components, precision molding, coating, assembly, and MTF testing. The company serves security, automotive, and medical lens applications, offering both standard and custom optical solutions for OEM/ODM projects.

  • A Guide to Selecting Security Camera Lenses: How Focal Length, Aperture, and Resolution Affect Surveillance Quality

    In the field of security monitoring, the lens acts as the "eye" of the camera, with its parameters directly determining the quality and practicality of surveillance. Faced with a wide array of lenses on the market, terms like focal length, aperture, and resolution often seem daunting to general users. This article demystifies these core parameters, explains their interrelationships, and provides selection recommendations for different application scenarios, helping you make informed choices.

  • 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.

  • Milliseconds Matter: How FPV-Specialized Optics Minimize Latency and Sharpen High-Speed Visuals

    Imagine you are hurtling through a narrow concrete corridor at 140 kilometers per hour. Your drone—a custom-built carbon fiber beast—is responding to every micro-twitch of your fingers on the radio transmitter. In this high-stakes environment, the world isn't measured in seconds or even tenths of a second; it’s measured in the thin, razor-sharp slivers of time known as milliseconds. For the professional pilot or the industrial drone operator, the camera lens isn't just a piece of glass; it’s the entry point of a data stream that determines the survival of the aircraft.

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