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Ground glass   /graʊnd glæs/   Listen
Ground glass

noun
1.
Glass that diffuses light due to a rough surface produced by abrasion or etching.
2.
Particulate glass made by grinding and used as an abrasive.






WordNet 3.0 © 2010 Princeton University








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"Ground glass" Quotes from Famous Books



... room lighted through a roof of ground glass, its walls covered with blue paper to avoid reflection. A camera mounted on an adjustable stand is before us. We will fasten this picture, which we are going to copy, against the wall. Now we will place the camera opposite ...
— Atlantic Monthly, Vol. XII. July, 1863, No. LXIX. - A Magazine Of Literature, Art, And Politics • Various

... While he was focusing the instrument, the headman of the village came up and insisted on peeping under the cloth. Being allowed to do so, he gazed intently for a minute at the moving figures on the ground glass, then suddenly withdrew his head and bawled at the top of his voice to the people, "He has all of your shades in this box." A panic ensued among the group, and in an instant they disappeared helterskelter into their houses. The Tepehuanes of Mexico stood in mortal terror of the camera, and five ...
— The Golden Bough - A study of magic and religion • Sir James George Frazer

... and through their writings, to extend the term sabotage to cover the destruction of human life. During the World War the I.W.W. caused a loss of life by putting poison in canned goods, and by causing train wrecks. They have advocated the placing of ground glass in food served in hotels and restaurants. Since the organization was formed in 1905, several bomb outrages resulting in loss of life have been charged against the I.W.W., but in justice to this group, it must be observed that these crimes have never been proved to have been committed ...
— Problems in American Democracy • Thames Ross Williamson

... to enter Dutch House, shadows appeared on the ground glass of the side door; and opening with a jerk, it let out a gush of fetid air together with Respectability on the prowl—Respectability incognito, sly, furtive of air, and ...
— The Day of Days - An Extravaganza • Louis Joseph Vance

... very rapidly upon the surface of the glass, and apparently always at the most inconvenient time, as when the hunter is stalking a deer by crawling a long distance upon his hands and knees, and just as he raises his rifle for a shot his goggles are like pieces of ground glass. The native spectacles give such a limited field of vision that it is impossible to use them in hunting; but the wire-gauze seems to be free from all these objections. A well-supplied expedition is provided with every ...
— Schwatka's Search • William H. Gilder

... of modifying the field of view in a vertical direction. The swing back preserves the verticality of architectural subjects. In some cases, when used with the pivots vertical, it is a help in focussing the subject. The possible extension of the distance between the lens stop and the ground glass to twice the focal length (which is as a rule the distance between the same points, when a distant object is in focus) enables a small subject to be reproduced ...
— How to Observe in Archaeology • Various

... conveyed no conceivable attraction beyond that of a situation more likely to prove a drawback three seasons out of the four. The wooden gate had not swung home behind me before I was at the top of a somewhat dirty flight of steps, contemplating blistered paint and ground glass fit for a bathroom window, and listening to the last reverberations of an obsolete type of bell. There was indeed something oppressively and yet prettily Victorian about the riparian retreat to which Lady Laura Belsize had retired in her ...
— Mr. Justice Raffles • E. W. Hornung

... transparent body allows the forms and colors of objects beyond to be seen through it; a translucent body allows light to pass through, but may not permit forms and colors to be distinguished; plate glass is transparent, ground glass is translucent. Limpid refers to a liquid clearness, or that which suggests it; as, limpid streams. That which is distinct is well defined, especially in outline, each part or object standing or seeming apart from any other, not confused, indefinite, or blurred; distinct ...
— English Synonyms and Antonyms - With Notes on the Correct Use of Prepositions • James Champlin Fernald

... for the pupils to have their attention distracted by what is going on outside of the amphitheater, since the architect has taken the precaution to use ground glass in the windows. ...
— Scientific American Supplement, Vol. XIX, No. 470, Jan. 3, 1885 • Various

... barrel-sighter and his son has just entered the works. He does it this way—here, you try," and he handed a barrel to Hamilton. "Rest the barrel in this crotch," he continued, "and look at the window. You see there is a piece of ground glass with a thin black line running across it. Point the barrel so that it is aimed just below that line, and if you get it right, you will see a reflection of that line running lengthways ...
— The Boy With the U.S. Census • Francis Rolt-Wheeler

... form of entertainment inaugurated by this group of men is that of “shadow pictures,” conceived originally by Caran d’Ache, and carried by him to a marvellous perfection. A medium-sized frame filled with ground glass is suspended at one end of a room and surrounded by sombre draperies. The room is darkened; against the luminous background of the glass appear small black groups (shadows cast by figures cut out of cardboard). These figures move, advancing and retreating, grouping or separating themselves ...
— The Ways of Men • Eliot Gregory

... arranged throughout, mahogany fixtures having taken the place of the old painted ones, while at the back of the standing-space there were stuffed sofa-benches. The room was divided into compartments in the approved manner, between which were screens of ground glass in mahogany framing, to prevent topers in one compartment being put to the blush by the recognitions of those in the next. On the inside of the counter two barmaids leant over the white-handled beer-engines, and the row of little silvered ...
— Jude the Obscure • Thomas Hardy

... Ampersand Pond, sighted the picture through the ground glass, and measured the focus. Then I waited for a quiet moment, dropped the plate, moved it carefully forward to the proper mark, and went around to take off the cap. I found that I already had it in my hand, and the plate ...
— Little Rivers - A Book Of Essays In Profitable Idleness • Henry van Dyke

... of a box. The passage of exit shows through the diaphanous skin of the pea as a large circular spot, which is darkened by the obscurity of the interior. What passes behind it is invisible, hidden as it is behind a sort of ground glass window. ...
— Social Life in the Insect World • J. H. Fabre

... shutter, with an opening in it the size of the negative you intend to use. Place a cleat on each side and at the bottom of this opening, so that the negative may be made to slide in front of it. Having removed the ground glass from your camera box, fasten the latter against the shutter so that the opening comes in the centre of the box. You can fasten it with four hooks and eyes, or arrange cleats on the shutter and pieces on the box, so that it will slide into place. ...
— Crayon Portraiture • Jerome A. Barhydt

... pillow was thrown through the ventilator above the door. It so happened that, at that moment, Mr. Copland was walking along the passage; and a cloud of feathers from the torn case, together with fragments of ground glass, being suddenly rained down on his unoffending head, he was naturally led to make inquiries as to the cause of the outrage. As might have been expected, Fenleigh J. was found to be the owner of the pillow which had ...
— Soldiers of the Queen • Harold Avery

... would be a long passage. The south-east trades, light and unsteady, were left behind; and then, on the equator and under a low grey sky, the ship, in close heat, floated upon a smooth sea that resembled a sheet of ground glass. Thunder squalls hung on the horizon, circled round the ship, far off and growling angrily, like a troop of wild beasts afraid to charge home. The invisible sun, sweeping above the upright masts, made on the ...
— The Nigger Of The "Narcissus" - A Tale Of The Forecastle • Joseph Conrad

... tones. As Claude approached, one of them snatched the bell from her hand, ran off across the tracks with it, and plunged into a cornfield. The other boys followed, and one of them shouted, "Don't go in there to eat, soldier. She's a German spy, and she'll put ground glass ...
— One of Ours • Willa Cather

... a red surface, only the red ray is reflected: so also with yellow and other colors. The ray which is reflected corresponds with the color of the object. It is this reflected decomposed light which prevents the beautifully-colored image we see upon the ground glass in our cameras. ...
— American Handbook of the Daguerrotype • Samuel D. Humphrey



Words linked to "Ground glass" :   glass



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