The microscope : its construction and management : including technique, photo-micrography, and the past and future of the microscope (1893)
Heurck, Henri van, 1838-1909 · London : C. Lockwood ; New York : D. Van Nostrand Co. · leaf 27
he course of rays in these media. Consider a triangular prism, thetransverse section of which is ABC(fig. 7), and a luminous point D:in the plane ABC a ray, startingfrom this point strikes the prism atE, and is refracted towards thenormal DBA since it passes into amore refractive medium ; it then… … OF LENSES AND THEIR PROPERTIES 1 a single straight line, and the point D will be seen, not at its trueposition, but in the direction F d. Prisms then, like plane mirrors,can be used to make a luminous point appear displaced. Application of prisms as reflectors.—Prisms used for this purpose are…
Microscopy
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