sabrina73 sabrina73
  • 22-02-2018
  • Computers and Technology
contestada

Am iris diaphragm is a set of an over lapping metal plates that expand out to allow more light or fold in on each other to reduce the amount of light
True or false

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roger48118
roger48118 roger48118
  • 23-02-2018
true
....................  
(silly 20 character rule)
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