camera2

  1. Film winder
  2. Light into eye
  3. Viewfinder eyepiece lens
  4. Film re-winder
  5. Film
  6. Film spool
  7. Pentaprism (five-sided prism)
  8. Light-proof casing
  9. Swinging mirror
  10. Light from scene
  11. Lenses move to and fro to focus scene
  12. Aperture (diaphragm controls amount of light entering camera)
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– இலக்குவனார் திருவள்ளுவன்