Dome cameras Comparison: Sony, Visionhitech (4)
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Chip Inch Size |
1/3
|
1/3
|
1/3
|
1/3
|
Colour Type |
Colour / Monochrome
|
Colour / Monochrome
|
Colour / Monochrome
|
Colour / Monochrome
|
Resolution TVL |
540
|
650
|
650
|
650
|
Sensitivity lux |
0
|
0.1
|
0.1
|
0.1
|
Dome Type |
Static
|
Static
|
Variable focus
|
Variable Focus
|
Digital (DSP) |
✔
|
--
|
--
|
--
|
Indoor/Outdoor |
Indoor
|
Indoor
|
Indoor
|
Indoor
|
Voltage |
12 V DC
|
12 VDC, 24 VAC
|
12 VDC, 24 VAC
|
12 VDC, 24 VAC
|
Focal length |
3.1mm
|
3.3 ~ 12
|
3.3 ~ 12
|
3.3 ~ 12
|
Auto Gain Control |
✔
|
--
|
--
|
--
|
White Balance |
✔
|
--
|
--
|
--
|
S/ N (Signal/ Noise) Ratio dB |
>55
|
--
|
--
|
--
|
Signal Mode |
NTSC
|
--
|
--
|
--
|
Built-in IR LED |
✔
|
--
|
--
|
--
|
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