Dome cameras Comparison: Bosch, Visionhitech (4)
| Contact manufacturer | Contact | Contact | Contact | Contact |
| Chip Inch Size |
1/3
|
1/3
|
1/3
|
1/3
|
| Colour Type |
Colour
|
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
|
| Digital (DSP) |
✔
|
--
|
--
|
--
|
| 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
|
--
|
--
|
--
|
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