autozoomn.
/ˈɔːtə(ʊ)ˌzuːm/, U.S. /ˈɔdəˌzum/, /ˈɔdoʊˌzum/, /ˈɑdəˌzum/, /ˈɑdoʊˌzum/ Photography and Video Recording.
A facility on a camera which automatically adjusts the focal length of a zoom lens; spec. one which keeps the image of a subject in the frame at a constant size. Also: a camera incorporating such a facility.
ΚΠ
1961 Life 1 Dec. 114 (advt.) Keystone's reflex auto-zoom, the simplest, surest, most professional home movie camera ever.
1983 Pop. Mech. May 82/3 The other cameras shown are representative of the many available, some of which include features such as auto-zoom, variable-speed zoom, [etc.].
1988 National Geographic May (back cover) Their functions include: the world's first auto zoom portrait mode—auto zoom always keeps the subject to a full figure or bust portrait size.
1993 Pop. Sci. July 15 Activate automatically the multi-beam autofocus and autozoom systems whenever the camera is raised to the eye.
2003 M. Mollison Producing Videos (ed. 2) 14 The advantage of using the auto zoom is that it produces such a smooth transition from one shot size to another.
This is a new entry (OED Third Edition, June 2011; most recently modified version published online December 2021).
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n.1961