Niep"ce's proc"ess (?). (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 1913
Log in or register to write something here or to contact authors.
Need help? email@example.com