Author

Publication

2001-02-01 - Bl Pubns

Language

English

Word Count

12,000 words, Guess

Page Count

48 pages

Physical Format

Paperback

Identifiers

and 3 more

Classifications

  • LCCRE971 .L49 2001

First Sentence

and increases in light exposure (exactly like the camera aperture). Light then travels through the lens,where it is finetuned to focus properly on the retina, the nerve layer that lines the back of the eye and connects to the brain.

Subjects

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