Dome cameras Comparison: Bosch, Visionhitech (4)
Contact manufacturer | Contact | Contact | Contact | Contact |
Contact manufacturer | Contact | Contact | Contact | Contact |
Chip Inch Size |
1/3
|
1/3
|
1/3
|
1/3
|
Colour Type |
True Day / Night
|
Colour / Monochrome
|
Colour / Monochrome
|
Colour / Monochrome
|
Resolution TVL |
540
|
650
|
650
|
650
|
Dome Type |
Variable Focus
|
Static
|
Variable focus
|
Variable Focus
|
Sensitivity lux |
0.05
|
0.1
|
0.1
|
0.1
|
Indoor/Outdoor |
Outdoor
|
Indoor
|
Indoor
|
Indoor
|
Mount Type |
Surface mount
|
--
|
--
|
--
|
Voltage |
12 V DC / 24 V AC
|
12 VDC, 24 VAC
|
12 VDC, 24 VAC
|
12 VDC, 24 VAC
|
Focal length |
2.8 ~ 10.5
|
3.3 ~ 12
|
3.3 ~ 12
|
3.3 ~ 12
|
Electronic Shutter range |
1/50 ~ 1/120,000 sec
|
--
|
--
|
--
|
S/ N (Signal/ Noise) Ratio dB |
>50
|
--
|
--
|
--
|
Signal Mode |
PAL
|
--
|
--
|
--
|
Built-in IR LED |
✔
|
--
|
--
|
--
|
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