How does optical zoom work?

• BillGates

  27 May 06, 23:59

  In digital camera.
  
  There are several thousands CCDs in a digital camera.
  
  How does the zoom work such that all gets a clear focus?
  
  Thank you all.
  I'm doing some research.
• the Bear

  28 May 06, 00:01

  huh? optical zoom?
  
  check out how a telescope works.. that's how an optical zoom works too...
  
  google is your friend..
• BillGates

  28 May 06, 18:25

  Originally posted by the Bear:

  huh? optical zoom?
  
  check out how a telescope works.. that's how an optical zoom works too...
  
  google is your friend..

  No, what I mean..
  
  is how all pixels get the correct focus since there's only a few lens.
• the Bear

  28 May 06, 18:45

  huh?
  
  what are you trying to say?
  
  a pixel is a pixel...
  
  

  Originally posted by BillGates:

  No, what I mean..
  
  is how all pixels get the correct focus since there's only a few lens.