printing frame

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.

Origin of printing frame

First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for printing frame

Historical Examples of printing frame