Dome cameras Comparison: VideoSphere, Visionhitech (4)
Contact manufacturer | Contact | Contact | Contact | Contact |
Chip Inch Size |
1/3
|
1/3
|
1/3
|
1/3
|
Colour Type |
Colour
|
Colour / Monochrome
|
Colour / Monochrome
|
Colour / Monochrome
|
Sensitivity lux |
0.8
|
0.1
|
0.1
|
0.1
|
Indoor/Outdoor |
Indoor/Outdoor
|
Indoor
|
Indoor
|
Indoor
|
Mount Type |
Ceiling, Wall
|
--
|
--
|
--
|
Voltage |
24 V AC
|
12 VDC, 24 VAC
|
12 VDC, 24 VAC
|
12 VDC, 24 VAC
|
Focal length |
4.5 ~ 72
|
3.3 ~ 12
|
3.3 ~ 12
|
3.3 ~ 12
|
Compression |
MPEG-4 / H.264
|
--
|
--
|
--
|
Back Light Compensation |
✔
|
--
|
--
|
--
|
Auto Gain Control |
✔
|
--
|
--
|
--
|
White Balance |
✔
|
--
|
--
|
--
|
S/ N (Signal/ Noise) Ratio dB |
42.3
|
--
|
--
|
--
|
Built-in IR LED |
✔
|
--
|
--
|
--
|
Resolution TVL |
--
|
650
|
650
|
650
|
Dome Type |
--
|
Static
|
Variable focus
|
Variable Focus
|
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