Dome cameras Comparison: Bosch, Dahua Technology (4)
Contact manufacturer | Contact | Contact | Contact | Contact |
Chip Inch Size |
1/4
|
--
|
1/3
|
1/3
|
Colour Type |
Colour / Monochrome
|
--
|
Colour / Monochrome
|
Colour / Monochrome
|
Resolution TVL |
330
|
720p
|
4MP
|
5MP
|
Dome Type |
Continuous Rotation
|
Static
|
--
|
--
|
Sensitivity lux |
0.5
|
0.05
|
0.01
|
0 ~ 0.04
|
Digital (DSP) |
✔
|
✔
|
✔
|
✔
|
Indoor/Outdoor |
Indoor
|
--
|
Indoor/Outdoor
|
Indoor/Outdoor
|
Mount Type |
Ceiling, Wall
|
--
|
Wall, Pole
|
--
|
Voltage |
12 ~ 28 V DC
|
12 V DC
|
12 V DC
|
12 V DC
|
Focal length |
3.0
|
3.6 mm
|
3.6mm
|
3.6 mm
|
Rotation Angleso |
360 pan
|
--
|
--
|
--
|
Back Light Compensation |
✔
|
--
|
✔
|
✔
|
White Balance |
✔
|
--
|
✔
|
✔
|
Electronic Shutter range |
1/50 ~ 1/100,000
|
1/50s ~ 1/100,000s
|
1/3 - 1/100,000s
|
1/25(30) ~ 1/50,000s
|
S/ N (Signal/ Noise) Ratio dB |
>46
|
--
|
>65
|
65
|
Synchronisation |
Line-lock
|
Internal
|
--
|
--
|
Signal Mode |
PAL
|
--
|
--
|
PAL, NTSC
|
Built-in IR LED |
--
|
✔
|
✔
|
--
|
Auto Gain Control |
--
|
--
|
✔
|
✔
|
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