piedra litográfica

f.

lithographic stone.

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(n.) = press stone, litho stone, lithographic stone, limestone

Ex. When a forme was in place on the press stone, paper was lowered on to it by means of a tympan and frisket.

Ex. The 1850s also saw the appearance of photolithography, whereby a chemical film spread on the surface of a litho stone or plate was rendered insoluble and water-repellent by exposure to light.

Ex. Lithographic stones are easy to prepare, they can give a very large number of impressions, and they can be resurfaced by polishing with an abrasive.

Ex. Porous Bavarian limestone was used as this absorbs grease and water equally.

* * *

(n.) = press stone, litho stone, lithographic stone, limestone

Ex: When a forme was in place on the press stone, paper was lowered on to it by means of a tympan and frisket.

Ex: The 1850s also saw the appearance of photolithography, whereby a chemical film spread on the surface of a litho stone or plate was rendered insoluble and water-repellent by exposure to light.

Ex: Lithographic stones are easy to prepare, they can give a very large number of impressions, and they can be resurfaced by polishing with an abrasive.

Ex: Porous Bavarian limestone was used as this absorbs grease and water equally.