Surveillance cameras Comparison: Bosch, Hikvision (4)
| Contact manufacturer | Contact | Contact | Contact | Contact |
| Colour Type |
Colour / Monochrome
|
True Day / Night
|
Colour
|
True Day / Night
|
| Resolution TVL |
540
|
3 MP
|
2 MP
|
2MP
|
| Specialist Types |
Infrared
|
--
|
Infrared
|
--
|
| Voltage |
120 ~ 230 V AC
|
12 V DC
|
12 V DC
|
12 V DC
|
| Focal Length mm |
12.5 ~ 750
|
2.8 ~ 6
|
2.8; 3.6
|
2.8 ~ 6
|
| Picture Elements HxV |
752 x 582
|
2052 x 1536
|
1920 x 1080
|
1920 x 1080
|
| Auto Gain Control |
✔
|
✔
|
✔
|
✔
|
| S/ N (Signal/ Noise) Ratio dB |
<50
|
--
|
--
|
>62
|
| Signal Mode |
PAL
|
--
|
PAL, NTSC
|
PAL, NTSC
|
| Digital (DSP) |
--
|
✔
|
✔
|
✔
|
| Sensitivity lux |
--
|
0.01
|
0.0003 Lux @ (F1.0, AGC ON), 0 Lux with white light
|
0 ~ 0.01
|
| Back Light Compensation |
--
|
✔
|
✔
|
✔
|
| White Balance |
--
|
✔
|
✔
|
✔
|
| Electronic Shutter range |
--
|
1/25(1/30)s to 1/50,000s
|
PAL: 1/25 s ~ 1/50,000 s; NTSC: 1/30 s ~ 1/50,000 s
|
1/25(1/30) ~ 1/50,000s
|
| Synchronisation |
--
|
Internal
|
--
|
Internal
|
| Wide Dynamic Range |
--
|
--
|
✔
|
✔
|
| Auto Iris |
--
|
--
|
--
|
✔
|
| Direct Drive |
--
|
--
|
--
|
✔
|
| Motion Activated |
--
|
--
|
--
|
✔
|
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