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镜头焦距
搭配1/3" CCD
搭配1/4" CCD
二者差的异性
2.8 mm
89.9°
75.6°
14.3°
3.6 mm
75.7 °
62.2°
13.5°
4 mm
69.9 °
57.0°
12.9°
6 mm
50.0 °
39.8°
10.2°
8 mm
38.5 °
30.4°
8.1°
12 mm
26.2 °
20.5°
5.7°
16 mm
19.8 °
15.4°
4.4°
25 mm
10.6 °
8.3°
2.3°
60 mm
5.3 °
4.1°
1.2°
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