Showing papers on "Aerial image published in 1975"
Patent•
10 Jun 1975
TL;DR: In this paper, a variable aerial image is supplied to the focal plane of a collimating lens couple, wherein the decollimating lens is used for composition escapement, and an optical system for photocomposing is presented.
Abstract: An optical system for photocomposing. A variable aerial image is supplied to the focal plane of a collimating lens couple, wherein the decollimating lens is used for composition escapement.
1 citations