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Glasses for protecting the eyes from infra-red rays

✍ Scribed by W.W. Coblentz


Publisher
Elsevier Science
Year
1915
Tongue
English
Weight
101 KB
Volume
179
Category
Article
ISSN
0016-0032

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Glasses for protecting the eyes from inj
✍ W.W. Coblentz; W.B. Emerson πŸ“‚ Article πŸ“… 1917 πŸ› Elsevier Science 🌐 English βš– 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