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ENERGY AND VISION
A method was devised for measuring the minimum visibile in different parts of the spectrum, as done by Langley in 1888. The results are generally in good agreement with those given by this author, although not as close on both sides of the wave length 0.55 µ; this may be due partly to the use of a r...
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| Formato: | Texto |
| Lenguaje: | English |
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The Rockefeller University Press
1921
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2140457/ https://www.ncbi.nlm.nih.gov/pubmed/19871901 |