Contact copier
id:
contact-copier-287-11764376
title:
Contact copier
text:
A contact copier is a device used to copy an image by illuminating a film negative with the image in direct contact with a photosensitive surface. The more common processes are negative, where clear areas in the original produce an opaque or hardened photosensitive surface, but positive processes are available. The light source is usually an actinic bulb internal or external to the device Commercial contact printers or process cameras usually use a pump-operated vacuum frame where the original a
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Contact_copier
date created:
date modified:
2023-12-06T06:22:06Z
main entity:
{"identifier":"Q3151584","url":"https://www.wikidata.org/entity/Q3151584"}
image:
fields total:
13
integrity:
13