databackn.
/ˈdeɪtəbak/, /ˈdɑːtəbak/, U.S. /ˈdædəˌbæk/, /ˈdeɪdəˌbæk/ Photography.
A device attached to or forming part of the back of a film camera which allows information such as the date and time to be printed on the negative when a photograph is taken. Cf. back n.1 Additions.
ΚΠ
1974 Industr. Photogr. Nov. 21 There's a data back, cassette loader and interval timer.
1987 A. Matheson Leica Reflex Pract. R5 to R3 (1989) x. 141 The databack imprints the date or clock time on selected frames.
1999 Jacobs Photo, Video & Digital Catal. 15/3 Bonus feature is the quartz databack which allows time or date to be printed onto your pictures.
This entry has been updated (OED Third Edition, March 2012; most recently modified version published online March 2022).
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n.1974