联咏安霸方案OV9712专用2.8mm镜头
国内一线品牌的联咏方案和安霸方案专用定制镜头，广角超120度，最高可大300万像素芯片，A+级高解析度，是行车记录仪品牌厂商的首选，具体参数如下:
1 Sensing Area: 1/4” CCD or CMOS
2 Focal Length: 2.8mm
3 Back Focal Length:4.64mm
4 Flange Back Length:4.44mm
5 F/NO:2.0
6 Iris: Fixed
7 Optical Distortion: <-35%
8 Lens Construction: 4G
9 Field Angle: D=120°
10 Focus Extent:
11 Thread Size : M12xP0.5