CCTV cameras Comparison: Bosch, Dahua Technology  (4)

Chip Inch Size "
1/3
1/3
1/3
1/3
Colour Type
True Day / Night
Colour / Monochrome
Colour / Monochrome
Colour / Monochrome
Resolution TVL
720
2MP
1080P
5MP
Digital (DSP)
--
Specialist Types
Infrared
--
Infrared
Infrared
Sensitivity lux
0
0 ~ 0.008
0 ~ 0.02
--
Voltage
12 V DC
12 V DC
12 V DC
12 V DC
Focal Length mm
3.6
3.6
2.7 ~ 12
3.6 mm; 6 mm; 8 mm
Mount Type
Bracket
--
Wall, Pole
--
Wide Dynamic Range
Picture Elements HxV
1020 x 596 (PAL), 1020 x 508 (NTSC)
1920 x 1080
1920 x 1080
2592 x 1944
Electronic Shutter range
1/50 ~ 1/10,000 (PAL), 1/60 ~ 1/10,000 (NTSC)
1/25(1/30) ~ 1/50,000s
PAL: 1/25s–1/100000s / NTSC: 1/30s–1/100000s
1/25s–1/100000s
S/ N (Signal/ Noise) Ratio dB
> 50
65
>65
--
Synchronisation
Internal
--
--
--
Signal Mode
NTSC/PAL
PAL, NTSC
PAL, NTSC
--
Direct Drive
--
--
--
Back Light Compensation
--
Auto Gain Control
--
White Balance
--

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