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Halocarbons

On September 13 the National Academy of Sciences (NAS) released its findings, conclusions, and recommendations on halocarbons and their environmental effects. more>>


Lens Design by Desk Calculator

This paper represents the substance of a talk presented at the International Lens Design Conference, Haverford, Pennsylvania, June 23-21, 1975. more>>

Pulses

This content is not available for issues prior to 2002. Please contact opn@osa.org to request specific articles.

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