REFERENCES
1.
Michael J.
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,” Phys. Teach.
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The crystalline lens inside the eye allows for increasing the power of the lens system by acquiring different amounts of curvature. These variations in curvature are achieved by a process called accommodation, involving the action of the ciliary muscles.
3.
For more discussion, see pp. 25–26 of the Keating optometry text, Ref. 4 of my paper.
4.
Whether to use dilating drugs at all for prescribing lenses varies among optometrists and also among specific patients. Dr. Joseph Schandler, O.D., Asheville optometrist, private communication.
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Gael E.
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, Edward P.
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, and Paul
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David A.
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2005
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