Dome cameras Comparison: Bosch, Visionhitech (4)
Contact manufacturer | Contact | Contact | Contact | Contact |
Chip Inch Size |
1/4
|
1/3
|
1/3
|
1/3
|
Colour Type |
True Day / Night
|
Colour / Monochrome
|
Colour / Monochrome
|
Colour / Monochrome
|
Resolution TVL |
470
|
650
|
650
|
650
|
Dome Type |
PTZ
|
Static
|
Variable focus
|
Variable Focus
|
Sensitivity lux |
0.01
|
0.1
|
0.1
|
0.1
|
Pan Speed o/ sec |
6 ~ 90
|
--
|
--
|
--
|
Tilt Speed o/ sec |
0.2 ~ 90
|
--
|
--
|
--
|
Indoor/Outdoor |
Outdoor
|
Indoor
|
Indoor
|
Indoor
|
Voltage |
18 V AC
|
12 VDC, 24 VAC
|
12 VDC, 24 VAC
|
12 VDC, 24 VAC
|
Focal length |
4.1 ~ 73.8
|
3.3 ~ 12
|
3.3 ~ 12
|
3.3 ~ 12
|
Presets |
64
|
--
|
--
|
--
|
Back Light Compensation |
✔
|
--
|
--
|
--
|
Auto Gain Control |
✔
|
--
|
--
|
--
|
White Balance |
✔
|
--
|
--
|
--
|
S/ N (Signal/ Noise) Ratio dB |
50
|
--
|
--
|
--
|
Synchronisation |
Internal, External
|
--
|
--
|
--
|
Signal Mode |
PAL
|
--
|
--
|
--
|
Built-in IR LED |
✔
|
--
|
--
|
--
|
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