30.4 Canon Data Back FN 30 SYSTEM ACCESSORIES
30.4 Canon Data Back FN
The Canon Data Back FN is a data-recording accessory designed for use with the
New Canon F-1. In addiSion to the year, month, and day, the letters A to G in
both upper and lower case and Roman numerals I to X may be imprinted in up
to six characters on the film. Not only can this accessory be used for recording
the data on photographs, it may also be used to code them for scientific and other
purposes. The data back’s special direct contact enables data recording in perfect
synchronization with exposure.
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