Niepce's process

Related to Niepce's process: heliography, Louis Daguerre

Niep´ce's proc´ess


1.(Photog.) A process, now no longer used, invented by J. N. Niepce, a French chemist, in 1829. It depends upon the action of light in rendering a thin layer of bitumen, with which the plate is coated, insoluble.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.