Surveillance cameras Comparison: Visionhitech, Bosch (4)
Contact manufacturer | Contact | Contact | Contact | Contact |
Chip Inch Size " |
1/3
|
1/3
|
--
|
1/3
|
Colour Type |
Colour / Monochrome
|
Colour / Monochrome
|
--
|
Colour
|
Resolution TVL |
480
|
540
|
--
|
330
|
Digital (DSP) |
✔
|
✔
|
--
|
✔
|
Sensitivity lux |
0
|
0.018
|
--
|
0.24
|
Voltage |
12 V DC
|
230 V AC
|
24
|
12 V DC / 24 V AC
|
Focal Length mm |
4.3
|
--
|
--
|
2.8 ~ 50
|
Picture Elements HxV |
768 x 494
|
752 x 582
|
--
|
500 x 582
|
Auto Gain Control |
✔
|
--
|
--
|
✔
|
White Balance |
✔
|
✔
|
--
|
--
|
Electronic Shutter range |
1/60~1/100,000 sec
|
--
|
--
|
1/50 ~ 1/125,000
|
S/ N (Signal/ Noise) Ratio dB |
>50
|
50
|
--
|
50
|
Synchronisation |
Internal
|
Line-Lock
|
--
|
Internal, Line-lock
|
Signal Mode |
NTSC/PAL
|
PAL
|
--
|
CCIR/EIA
|
Auto Iris |
--
|
✔
|
--
|
--
|
Direct Drive |
--
|
✔
|
--
|
--
|
Lens Mount |
--
|
C/CS
|
--
|
C/CS
|
Motion Activated |
--
|
✔
|
--
|
--
|
Back Light Compensation |
--
|
✔
|
--
|
✔
|
Accessories |
--
|
--
|
Power supply unit
|
--
|
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