OKS-3026-A6-650 is a dedicated M12 wide-angle lens developed for smart WiFi video doorbells, digital peephole viewers and smart lock built-in cameras.
Adopting premium 6 full glass + IR filter optical structure, it delivers balanced brightness with 60% relative illumination and ultra-low CRA below 14°, effectively solving dark corner issues at door edges. With fixed 1.8mm focal length and F2.0 large aperture, it provides 141° diagonal field of view to capture full visitors, parcels and surrounding entrance area without blind zones.
IP67 waterproof metal housing resists outdoor rain, dust and condensation. Wide temperature tolerance from -40℃ to +85℃ guarantees stable imaging in hot summer and cold winter. Mini 14.5mm total length fits slim hidden doorbell housings perfectly, ideal for mass OEM production of smart home intercom camera modules.
| F No | F2.0 |
| Optical Back Focal Length | 4.10mm |
| TTL | 14.5mm |
| IR Filter | 650nm |
| MAX Image Circle | 6.1mm |
| Operating Temperature | -40°C~+85°C |
| Relative Illumination | 60% |
| Waterproof Level | IP69K |
| FOV | 1/4 " H:121°, V:67°, D:141° |
| CRA | -32.5% |
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 : 192 °, VFOV: 111 °,DFOV: 200 °
1/2.8" IMX307(1920*1080) HFOV : 184 °, VFOV: 97 °,DFOV: 200 °
1/2.9" GC2053 (1920*1080) HFOV : 176 °, VFOV: 94°,DFOV: 200 °
1/3" H65(1280* 720 ) HFOV : 154°, VFOV: 84 °,DFOV: 182 °
1/4" JX-H62 (1280 *720) HFOV : 121°, VFOV: 67 °,DFOV: 141°