Dome cameras Comparison: Visionhitech, Hikvision (4)
| Contact manufacturer | Contact | Contact | Contact | Contact |
| Chip Inch Size |
1/3
|
--
|
1/3
|
1/3
|
| Resolution TVL |
500
|
2 MP
|
700
|
1280 x 720
|
| Sensitivity lux |
0.2
|
0.01 lux @ (F1.2, AGC ON), 0 lux with IR
|
0
|
0.05Lux@( F1.4,AGC ON); B/W: 0.005Lux@( F1.4,AGC ON), 0 Lux with IR
|
| Voltage |
12 VDC
|
12 V DC / 24 V AC
|
--
|
12 V DC
|
| Focal length |
3.7 mm
|
2.8 ~ 12 mm
|
--
|
4 ~ 92mm
|
| Back Light Compensation |
✔
|
✔
|
✔
|
✔
|
| Auto Gain Control |
✔
|
✔
|
✔
|
✔
|
| White Balance |
✔
|
✔
|
✔
|
✔
|
| Electronic Shutter range |
1/60 ~ 1/100,000 sec
|
--
|
1/60 ~ 1/100,000 s
|
1 ~ 1/10,000s
|
| S/ N (Signal/ Noise) Ratio dB |
> 50
|
>62
|
< 62
|
50
|
| Synchronisation |
Internal
|
Internal
|
Internal / Power
|
--
|
| Signal Mode |
PAL, NTSC
|
PAL, NTSC
|
NTSC
|
PAL, NTSC
|
| Colour Type |
--
|
True Day / Night
|
True Day / Night
|
Colour / Monochrome
|
| Digital (DSP) |
--
|
✔
|
✔
|
✔
|
| Indoor/Outdoor |
--
|
Indoor
|
Outdoor
|
Indoor/Outdoor
|
| Built-in IR LED |
--
|
✔
|
✔
|
--
|
| Pan Speed o/ sec |
--
|
--
|
0 ~ 355
|
0.1 ~ 80
|
| Tilt Speed o/ sec |
--
|
--
|
0 ~ 75
|
0.1 ~ 80
|
| Rotation Angleso |
--
|
--
|
0 ~ 355
|
--
|
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