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China 4mm lens Manufacturers, Suppliers, Factory

China 4mm lens is one kind of products from Protesional factory. As the one of leading manufacturers and suppliers in China, we provide customized products. We can sell them at a cheap price and can be customized. We can also support wholesale. We sincerely look forward to becoming your reliable long-term business partner!

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  • optical compound eyes lens

    optical compound eyes lens

    Shanghai Silk Optical technology process various of complex, big and small size optical parts. optical compound eyes lens, Free-form surface, aspheric surface, display compound eye and Zerinike, LED street lenses, etc.
  • 1/3.2” 210° M12 Fisheye Lens

    1/3.2” 210° M12 Fisheye Lens

    1/3.2” 210° M12 Fisheye Lens， Can match 1/3.2 "sensor. Equipped with IR night vision function it is with 5 million pixel lens, ttl14.84 ultra short, monitoring panoramic lens.
  • New product fixed focal length waterproof 90 degree matching BF30A2 for 1/15 CMOS image sensors endoscope Lenses

    New product fixed focal length waterproof 90 degree matching BF30A2 for 1/15 CMOS image sensors endoscope Lenses

    New product 1/15 "fixed focal length waterproof 90 degree matching BF30A2, small size, closest object distance 3mm Endoscope Lenses, suitable for various cavity and tube mirrors. Stable quality, affordable price. Low cost gives you greater profit margin
  • 1/1.7” 180° M12 Fisheye Lens

    1/1.7” 180° M12 Fisheye Lens

    1/1.7” 180° M12 Fisheye Lens is M12 180 degree Fisheye Lens, Can match 1/1.7 "sensor, is with infrared fisheye, it is with 12million pixel lens, monitoring panoramic lens.
  • 85mm fixed focus portrait lens

    85mm fixed focus portrait 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.
  • 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.
  • Related Blog
  • Reviews

  • What is an endoscope lens, and how does it work?

    An ‌endoscope lens‌ is a tubular device equipped with a light that can be inserted into the human body through natural orifices or surgical incisions to observe and diagnose the condition of internal organs and tissues.

  • Add new equipment and expand production capacity-Optical lens manufacturing

    In November 2023, the production of various types of lenses (security monitoring, car mounted lenses, starry lenses, etc.) at the direct factory of Shanghai Boshi exceeded 5.5 million. In December, to meet the order demand, new equipment was added and preparations were made in advance for production next year.

  • May Excellent Employee Symposium

    Commend employees who demonstrated excellent skills and work performance in various aspects during the lens production in May, and discuss the next steps together.

  • 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!

  • Caring for employees, delivering coolness in summer-shanghai silk Optical

    In order to effectively carry out heatstroke prevention and cooling work during the high temperature season, enhance the awareness of high temperature labor protection among employees, effectively prevent the occurrence of high temperature heatstroke and various accidents, and safeguard the labor safety and health rights and interests of employees.

  • What is an M12 interface lens?

    M12 interface lenses are widely used in small devices due to their small size, light weight, and low cost.

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