Shenzhen Zhongke Nanguang Technology Co., Ltd.
| FOV | D:200º H:190º V:110º |
| Application | Smart WiFi Doorbell |
| MAX Image Circle | 5.7mm |
| TV Distortion | -42.5% |
| Supply Ability | 100K Pcs/month |
| Relative Illumination | 60% |
| Waterproof Level | IP69K |
| TTL | 14.5mm |
| Delivery Time | Samples Within 7 Days |
| Optical Back Focal Length | 3.49mm |
| F No | F2.0 |
| Focal Length | 3.49mm |
| Image Circle | 5.7mm |
| Model Number | OKS-3009-A4 |
| Place of Origin | CHINA |
| Certification | CE, ISO |
| Brand Name | OKSEE |
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Product Specification
| FOV | D:200º H:190º V:110º | Application | Smart WiFi Doorbell |
| MAX Image Circle | 5.7mm | TV Distortion | -42.5% |
| Supply Ability | 100K Pcs/month | Relative Illumination | 60% |
| Waterproof Level | IP69K | TTL | 14.5mm |
| Delivery Time | Samples Within 7 Days | Optical Back Focal Length | 3.49mm |
| F No | F2.0 | Focal Length | 3.49mm |
| Image Circle | 5.7mm | Model Number | OKS-3009-A4 |
| Place of Origin | CHINA | Certification | CE, ISO |
| Brand Name | OKSEE | ||
| High Light | 3MP Ultra Wide M8 Fisheye ，Low Distortion Doorbell Lens ，Smart WiFi Mini Door Camera | ||
OKS-3009-A4-650# is a high-definition wide-angle M8 fisheye lens specially developed for mini smart video doorbells, compact door locks and digital peephole cameras.
Adopting premium 6G+IR all-glass optical design with multi-layer anti-reflection coating, it delivers 3MP sharp imaging with high light transmittance. With 1.78mm fixed focal length and F2.0 large aperture, it provides up to 200° diagonal field of view on 1/2.7" sensor, fully covering the entire doorway area to eliminate monitoring blind spots and capture complete visitor and package details.
Optical distortion controlled below 9.2% avoids facial stretching, greatly improving the accuracy of AI motion detection and human recognition. The ultra-compact M8 mount with 14.5mm TTL and only 4.5g weight fits perfectly into slim mini doorbell and smart door lock housings. Wide temperature tolerance from -20℃ to +80℃ ensures stable all-season outdoor front door operation. Standard M8 thread mount supports mass OEM assembly for smart home doorbell manufacturers.
| TTL | 14.5mm |
| TV Distortion | -42.5% |
| FOV | 1/2.7" H: 190° V: 110° D: 200° |
| Relative Illumination | 60% |
| CRA | <16° |
| Optical Back Focal Length | 3.49mm |
| F No | F2.0 |
| IR Filter | 650nm |
| Waterproof Level | IP69K |
| Mount | M12 |
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.
1/2.7" AR0237 (1920*1088) HFOV : 200 ° ,VFOV:105 ° , DFOV: 220 ° 1/2.8" IMX307(1920*1080) HFOV : 194 ° VFOV: 101 ° DFOV :200 ° 1/2.9" GC2053 (1920*1080) HFOV : 185 ° VFOV: 97 ° DFOV: 200° 1/3" H65(1280* 720 ) HFOV: 161 ° VFOV : 87 ° DFOV : 192 ° 1/4" JX-H62 (1280 *720) HFOV :126 ° VFOV : 69° DFOV :146 °
Company Details
Year Established:
2008
Employee Number:
380~400
Ecer Certification：
Verified Supplier
Shenzhen Zhongke NanGuang Technology Co., Ltd. is a high-tech enterprise specializing in the research, development, production, and sales of optical lens products. Its subsidiary, oksee, was established in 2008. With nearly two decades of experience in researching and producing optical lenses, the... Shenzhen Zhongke NanGuang Technology Co., Ltd. is a high-tech enterprise specializing in the research, development, production, and sales of optical lens products. Its subsidiary, oksee, was established in 2008. With nearly two decades of experience in researching and producing optical lenses, the...
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