Dome cameras Comparison: Bosch, Dahua Technology (4)
Contact manufacturer | Contact | Contact | Contact | Contact |
Chip Inch Size |
1/4
|
--
|
1/3
|
--
|
Colour Type |
Colour / Monochrome
|
--
|
Colour / Monochrome
|
--
|
Resolution TVL |
460
|
720p
|
5MP
|
720p
|
Dome Type |
Continuous Rotation
|
Static
|
--
|
Static
|
Sensitivity lux |
0.0013
|
0.05
|
0 ~ 0.04
|
0.05
|
Pan Speed o/ sec |
360
|
--
|
--
|
--
|
Tilt Speed o/ sec |
120
|
--
|
--
|
--
|
Indoor/Outdoor |
Indoor
|
--
|
Indoor/Outdoor
|
--
|
Mount Type |
In-ceiling
|
--
|
--
|
--
|
Voltage |
21 ~ 28 V AC
|
12 V DC
|
12 V DC
|
12 V DC
|
Focal length |
4.1 ~ 73.8
|
3.6 mm
|
3.6 mm
|
3.6 mm
|
Rotation Angleso |
360 pan, -5 ~ 90 tilt
|
--
|
--
|
--
|
Presets |
99
|
--
|
--
|
--
|
Auto Gain Control |
✔
|
--
|
✔
|
✔
|
White Balance |
✔
|
--
|
✔
|
✔
|
S/ N (Signal/ Noise) Ratio dB |
>50
|
--
|
65
|
--
|
Synchronisation |
Line-lock
|
Internal
|
--
|
--
|
Signal Mode |
PAL/NTSC
|
--
|
PAL, NTSC
|
--
|
Digital (DSP) |
--
|
✔
|
✔
|
✔
|
Electronic Shutter range |
--
|
1/50s ~ 1/100,000s
|
1/25(30) ~ 1/50,000s
|
1/50s ~ 1/100,000s
|
Built-in IR LED |
--
|
✔
|
--
|
✔
|
Back Light Compensation |
--
|
--
|
✔
|
✔
|
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