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Definition of Object glass
1. Noun. The lens or system of lenses in a telescope or microscope that is nearest the object being viewed.
Group relationships: Compound Microscope, Optical Telescope
Generic synonyms: Lens, Lens System, Lense
Medical Definition of Object glass
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Lexicographical Neighbors of Object Glass
Literary usage of Object glass
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Microscope: Excerpts from The Museum of Science and Art by Dionysius Lardner (1856)
"A convex lens is generally interposed between the object- glass and ... If this
lens FF were not interposed, the object-glass LL would form an image of the ..."
2. The Popular Science Monthly by Harry Houdini Collection (Library of Congress) (1886)
"A 4^-inch object-glass will separate the components of a double star when they
are within one second of each other ; a 9-inch object- glass when within half ..."
3. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, and General by Thomas Spencer Baynes (1888)
"The most perfect object-glass would be one in which the value of B' ¡s the same
for two rays ... through whatever portion of the object-glass they may pass. ..."
4. An Introduction to Natural Philosophy: Designed as a Text Book, for the Use by Denison Olmsted (1832)
"When we use an object glass of short focus with a high magnifier, ... This difficulty
may be obviated by using an object glass of very great focal distance. ..."
5. The Microscope and Its Revelations by William Benjamin Carpenter (1883)
"14), between the object-glass and the image formed by it; the purpose of this
lens being to change the course of the rays in such a manner, that the image ..."
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