监控摄像头焦距与距离[7页]

监控摄像头焦距与距离一、监控摄像头镜头可视角度表镜头焦距搭配1/3CCD搭配1/4CCD二者差的异性2.8mm89.9°75.6°14.3°3.6mm75.7°62.2°13.5°4mm69.9°57.0°12.9°6mm50.0°39.8°10.2°8mm38.5°30.4°8.1°12mm26.2°20.5°5.7°16mm19.8°15.4°4.4°25mm10.6°8.3°2.3°60mm5.3°4.1°1.2°二、监控摄像头镜头可视距离表镜头焦距(毫米数)距离5米(宽×高)距离10米(宽×高)距离15米(宽×高)距离20米(宽×高)距离30米(宽×...