Shenzhen Zhongke Nanguang Technology Co., Ltd.
                                                                                                           
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18 Years
Since 2008
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Thread Free M12 Wide Angle Lens 2.4mm F2.0 121 Degree DFOV IP69K Waterproof Smart Video Doorbell Security Camera

Price Negotiable
Price: Negotiable Price Based On Qty
MOQ: 100 PCS
Delivery Time: Samples Within 7 Days
Brand: OKSEE
Product Description
Product Description:

OKS-3919‑A4‑L650‑AA is high‑performance thread‑free press‑fit wide‑angle lens specially designed for outdoor video doorbell and smart home security camera.

Adopting premium 4G+IR optical structure with strict IR spectral requirements. Average transmittance ≥92% and minimum ≥84%@430‑565nm, realizing true‑color daytime imaging. 2.4mm fixed focal length brings 121° diagonal field of view, ideal for capturing visitor facial features and doorway area.

CRA<15.1° and relative illumination>56% ensure uniform brightness and restrain stray light. F2.0 aperture delivers reliable imaging under dim porch ambient light. IP69K & IP6K waterproof dust‑proof metal barrel withstands high‑pressure water jet, rain splash and dust for outdoor installation. Thread‑free press‑fit design simplifies camera assembly. Compact TTL 14.87mm fits most doorbell camera housing. Wide working temperature‑40℃~+85℃ guarantees stable running for smart doorbell, access control camera and home surveillance modules.

Features:
  1. Thread‑free press‑fit structure, perfectly match 1/4" GC2053 sensor for outdoor video doorbell camera
  2. 121° diagonal FOV(H:91°,V:66°), moderate wide field of view for clear visitor face recognition at doorway
  3. 4G+IR optical structure, strict IR spectral specification, high visible‑light transmittance
  4. CRA<15.1°, relative illumination>56%±5%, uniform image brightness, reduce dark corners
  5. F2.0 aperture, good low‑light performance for dim porch and entrance environment
  6. IP69K & IP6K waterproof dustproof metal barrel, resist outdoor rain, dust and high‑pressure water washing
  7. TTL 14.87mm compact dimension, working temperature‑40℃~+85℃, storage‑40℃~+105℃, stable for long‑term smart home outdoor application
Technical Parameters:
TTL 14.87mm
Working Temperature -40 to +85°C
Flange Back Length 1.82mm
Relative Illumination >56%
Sensor 1/4" GC2053
Waterproof Level IP69K
F/NO F2.0
Construction 4G
Back Focal Length 3.48mm
Max Image Circle 5.4mm
Applications:
  1. Smart video doorbell / door bell camera
  2. Access control & smart lock camera module
  3. Outdoor porch home security IP camera
  4. Building entrance monitoring camera
  5. IoT smart home visual monitoring device
Customization:
Optical parameter customization .We customize focal length, aperture, FOV, lens structure, distortion, CRA, filter, coating and image circle to match all mainstream CMOS sensors for surround view and surveillance cameras.
Mechanical structure customization.We customize  barrel TTL, front diameter, waterproof grade, mount holder, back focal length, focus range and wide-temperature resistant housing.
OEM brand & appearance customization.We offer laser logo engraving, customized barrel colors and exclusive private model codes for OEM branding.
Packaging customization.We customize nner bags, export cartons and branded color boxes with multi-language instructions available.
Lens Drawing:

Packing and Shipping:

Our Video Doorbell Lens is carefully packaged to ensure it arrives in perfect condition. Each lens is securely placed in a protective foam insert within a sturdy, eco-friendly box to prevent any damage during transit.

The packaging includes a user manual and all necessary installation accessories, providing a hassle-free setup experience.

We offer reliable shipping options with tracking available for all orders. Your Video Doorbell Lens will be shipped promptly, with delivery times depending on your location and chosen shipping method.

For international shipments, please be aware of potential customs fees and import taxes that may apply.

Customer satisfaction is our priority, so if you encounter any issues with your order during shipping, please contact our support team for assistance.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Zhongke Nanguang Technology Co., Ltd.
Location Room 202-205, Floor 2,Building 1, Hengda Fashion Huigu Building,Shilong Road, Dalang Street,Longhua New District, Shenzhen,China
Contact Person Cathy

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