Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 638
n of another class are producedby allowing the pencil of light from the luminous point to traverse an aper-ture in the form of a narrow slit in an opaque screen. The diffracted light may be received on a sheet TirWninnriiBM ofwhite paper, but the images are much better seen througha small telescope… … iistance(572)-rcd light is seen, and right and left of it ay diminishing in brightness and separated by monociiromatic light—red, fora narrow slit, a bright band (series of similar bands gradiuidark bands. The brcatltii of these bands tliffcrs wilii liu- nature of the light, beingnarrower and…
Physics
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