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???
04/08/12 12:06
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#187058 - paralax
Responding to: ???'s previous message
...the vertical walls look like they are converging at the top.


It's called paralax. Parallel lines appear to converge with distance as described by the law of sines. Railroad tracks and highways narrow, and fences get shorter, with distance.

Joe

List of 13 messages in thread
TopicAuthorDate
"seeing" around corners            01/01/70 00:00      
   Nobody finds this interesting?            01/01/70 00:00      
      Its holiday time            01/01/70 00:00      
         Reflection?            01/01/70 00:00      
            Normally            01/01/70 00:00      
               paralax            01/01/70 00:00      
                  No its not parralax            01/01/70 00:00      
               But loss of reflection is just secondary result of off-axis            01/01/70 00:00      
               That's why they have the features on those view cameras            01/01/70 00:00      
      2D?            01/01/70 00:00      
         time of flight            01/01/70 00:00      
   Bostonian            01/01/70 00:00      
      I don't see that as an overstatement            01/01/70 00:00      

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