9 phototypesetting apparatus comprising machines and devices for the optical, electronic and/or magnetic scanning, recording, storage, and/or reproduction of type characters, graphic symbols, and image and text information; data input devices, data display devices, data storage devices, data transmission devices, data output devices, data processors and networks, all as used in conjunction with phototypesetting apparatus; data storage media for phototypesetting apparatus; computer programs for phototypesetting apparatus; optical and electronic testing devices for monitoring definition, position, size and density of phototypeset products; aids for copy preparation, comprising rulers and calculating disks; side-tables, light tables, and mounting tables, all for use with the above equipment