Web camera Working Principle

Share:
  • It is a video capturing device
Major Components
  1. Lens
  2. CCD
  3. Backend
    1. Memory
    2. processor
  4. computer
Lens:Used to focus light from object on lcd
CCD:charge comple device
  • It is a sensor 
  • It converts light signal into digital signal
Backend circuit
Memory:It contains firmware program for web camera
processor:It will process the signal received from ccd as per firmware program 
Computer:processed image and video are stored 

Specification
  • Connection type=USB 2.0
  • Cable length=5meters
  • microphone=yes
  • lens=plastic
  • image resolution=640*480 1.3mp
  • video resolution=320*18- 360p
  • frame rate=30fps

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