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Recent progress in the manufacture of glasses for protecting the eye from injurious radiations

โœ Scribed by W.W. Coblentz


Publisher
Elsevier Science
Year
1919
Tongue
English
Weight
353 KB
Volume
188
Category
Article
ISSN
0016-0032

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Glasses for protecting the eyes from inj
โœ W.W. Coblentz; W.B. Emerson ๐Ÿ“‚ Article ๐Ÿ“… 1917 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 59 KB

THE object of the present paper is to give the general characteristics of certain newly-developed glasses sometimes used for protecting the eye from radiant energy, especially the infra-red or so-called heat rays. Because of the difficulty in reproducing the same color in different melts, no attempt