Phototypesetting's a method of setting type, rendered obsolete with the popularity of the personal computer and desktop publishing software, that uses a photographic process to generate columns of type on a scroll of photographic paper. Typesetters used a machine called a phototypesetter, which would quickly project light through a film negative image of an individual character in a font, through a lens that'd magnify or reduce the size of the character onto film, which would collect on a spool… (More on Phototypesetting)