Ống kính máy ảnh CCTV LENS 25mm 1/2 tại Lotte Market
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el (el) CW-FM2514Y. Focal-Length 25mm. Interface (Mount) C. Field of view (Field) 20. Surveillance camera lens selection principle and surveillance angle The larger the parameter value of surveillance camera lens, the narrower the visible range. For example, if you want to choose a 3. Colour: sier. Size: 40 x 40 x 60mm. 1 x CCTV LENSOnly the above package content,: Còn hàng
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Giới thiệu Ống kính máy ảnh CCTV LENS 25mm 1/2 tại Lotte Market
el (el) CW-FM2514Y
Note Camera lens
Focal-Length 25mm
Relative aperture (Aperture D/f') F1; 1.4
Interface (Mount) C
Image format (Image format) 1/2
Field of view (Field) 20
Optical back focal length BFL (mm) 7.4
Surveillance camera lens selection principle and surveillance angle The larger the parameter value of surveillance camera lens, the narrower the visible range. Conversely, the smaller the millimeter parameter of the lens, the smaller and wider you can see. For example, if you want to choose a 3.6-4MM lens within 10 meters, a 6MM lens within 20 meters, an 8MM lens within 30 meters, a 12MM lens within 40 meters, and a 16MM lens within 50 meters. select
Colour: sier
Material: metal
Size: 40 x 40 x 60mm
Package Contents:
1 x CCTV LENSOnly the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.