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Inventions and Inventors Volume 1 - Online Public Access Catalog

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popularity of hard lenses, new kinds of soft <strong>and</strong> hard lenses are continually<br />

coming on the market.<br />

See also Artificial heart; Disposable razor; Hearing aid; Laser eye<br />

surgery; Pacemaker.<br />

Further Reading<br />

Contact lenses / 239<br />

“The Contact Lens.” Newsweek 130 (Winter, 1997/1998).<br />

Hemphill, Clara. “A Quest for Better Vision: Spectacles over the<br />

Centuries.” New York Times (August 8, 2000).<br />

Koetting, Robert A. History of the Contact Lens. Irvine, Calif.:<br />

Allergan, 1978.<br />

Lubick, Naomi. “The Hard <strong>and</strong> the Soft.” Scientific American 283, no.<br />

4 (October, 2000).

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