CCTV cameras Comparison: Dahua Technology, Bosch (4)
Contact manufacturer | Contact | Contact | Contact | Contact |
Chip Inch Size " |
1/3
|
1/3
|
1/3
|
1/3
|
Colour Type |
Colour / Monochrome
|
Colour / Monochrome
|
Colour
|
Colour / Monochrome
|
Resolution TVL |
2MP
|
540
|
330
|
520
|
Digital (DSP) |
✔
|
✔
|
✔
|
✔
|
Specialist Types |
Infrared
|
--
|
--
|
Infrared
|
Sensitivity lux |
0 ~ 0.005
|
0.018
|
0.24
|
0.0
|
Voltage |
12 V DC / PoC
|
230 V AC
|
12 V DC / 24 V AC
|
12 V DC / 24 V AC
|
Focal Length mm |
2.7 ~ 12
|
--
|
2.8 ~ 50
|
3.8 ~ 9.5
|
Wide Dynamic Range |
✔
|
--
|
--
|
--
|
Picture Elements HxV |
1920 x 1080
|
752 x 582
|
500 x 582
|
752 x 582
|
Back Light Compensation |
✔
|
✔
|
✔
|
--
|
Auto Gain Control |
✔
|
--
|
✔
|
--
|
White Balance |
✔
|
✔
|
--
|
--
|
Electronic Shutter range |
1/25~1/100000s
|
--
|
1/50 ~ 1/125,000
|
1/50 ~ 1/100,000
|
S/ N (Signal/ Noise) Ratio dB |
> 65
|
50
|
50
|
45
|
Signal Mode |
PAL, NTSC
|
PAL
|
CCIR/EIA
|
--
|
Auto Iris |
--
|
✔
|
--
|
✔
|
Direct Drive |
--
|
✔
|
--
|
--
|
Lens Mount |
--
|
C/CS
|
C/CS
|
--
|
Motion Activated |
--
|
✔
|
--
|
--
|
Synchronisation |
--
|
Line-Lock
|
Internal, Line-lock
|
--
|
Gamma Correction |
--
|
--
|
--
|
0.45
|
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