Lightboxes

Image 1 of 1
IRIS DIAPHRAGM OF A CAMERA LENS<br />
Changes  the Size of the Aperture or Lens Opening<br />
The iris diaphragm is a series of overlapping metal plates that can fold in on each other or expand out  in a circle, to shrink or expand the diameter of the lens to control the amount of light passing through.

Fphoto-51930107B-2RM.jpg

IRIS DIAPHRAGM OF A CAMERA LENS
Changes the Size of the Aperture or Lens Opening
The iris diaphragm is a series of overlapping metal plates that can fold in on each other or expand out in a circle, to shrink or expand the diameter of the lens to control the amount of light passing through.

Copyright:© 2001 Richard Megna - Fundamental Photographs

Search for Keywords:

abstract
aperture
black
camera
circle
close up
closeup
close-up
comparison
concept
demonstration
diaphragm
geometric
geometry
lens
mathematics
optics
photographic
photography
physics
science
square format
Richard Megna