CCTV cameras comparison

4 products selected

Product (Click on the page to view product details)	Samsung Techwin SDN-550	Visionhitech VC57D15	Visionhitech VC57CH	Visionhitech VN56CS
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Colour Type	Colour / Monochrome	Colour / Monochrome	Colour / Monochrome	Colour / Monochrome
Chip Inch Size "	1/3	1/3	1/3	1/3
Resolution TVL	570	540	520	400
Specialist Types	-	Infrared	Infrared	Infrared
Sensitivity lux	0.002	0.01	0.2	0.1
Direct Drive	No	Yes	Yes	Yes
Lens Mount	CS	C/CS	C/CS	-
Motion Activated	Yes	No	No	No
Focal Length mm	-	3.6	3.6	3.6
Picture Elements HxV	752 x 582	720 x 540	720 x 540	768 x 494
Back Light Compensation	Yes	Yes	Yes	Yes
Auto Gain Control	Yes	Yes	Yes	Yes
White Balance	Yes	No	No	No
Gamma Correction	-	0.45	0.45	0.45
Electronic Shutter range	1/60 ~ 1/120,000	-	-	1/50 ~ 1/100,000
S/ N (Signal/ Noise) Ratio dB	50	50	50	50
Synchronisation	Internal, Line-lock	Internal / Line-lock	Internal / Line-lock	Internal
Signal Mode	PAL, NTSC	PAL, NTSC	PAL, NTSC	PAL, NTSC

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