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 26
g withit an angle E A D (of refraction) smallerthan CAB, the angle of incidence.Passage of light through media with parallel surfaces.—This takes placewhenever a ray emerges from a less dense medium (and consequently lessrefractive) and enters a denser medium. If we suppose a plate of glassto have… … Fig. 6. REFRACTION. will make an angle of refraction equal to the angle of incidence in thefirst refraction. If the line of its direction be now produced, the ray upon emergingfrom the glass will be seen to be following a direction parallel to thatwhich it had before entering the medium. This…
Microscopy
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