printing frame

American  

noun

Photography.

1. a shallow, boxlike device with a glass plate on one side and an opaque, removable back, for holding a negative firmly against printing paper in contact printing.

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Etymology

Origin of printing frame

First recorded in 1870–75

Example Sentences

A fairly good reversed negative can be made by contact in the printing frame from an albumen print from the original negative, the print made transparent with white wax by being placed on a piece of warm, clean metal and the wax rubbed over the face.

From Project Gutenberg

To have the negative reversed, the print should first be placed, face out, against the glass of the printing frame, with its back against the sensitive surface of the transparency plate, the back closed in and exposed to a large lamp for about five seconds.

From Project Gutenberg

The screw pressure printing frame should have a piece of heavy felt for backing the transparency.

From Project Gutenberg

Exposing the Tissue.—The tissue can be exposed behind the negative in an ordinary printing frame, or in special frames having no joint in the back, as no image is visible.

From Project Gutenberg

Use a deep printing frame with a screw pressure to secure absolute contact, which is known by iridescent markings appearing on the glass of the printing frame.

From Project Gutenberg