Two touch.Zoom lenses which have two rotating rings - one to adjust the focus and one to adjust the focal length - are often described as being “two touch”. Such lenses are less vulnerable to zoom creep than push-pull zoom lenses.cf. push-pull, zoom creep. Entry last updated 2002-04-03. Term 1259 of 1487. Previous term: TWAIN. Next term: type A camera. This document is copyright © 2002-2008 NK Guy, PhotoNotes.org. This information is provided with neither warranties nor claims of accuracy or completeness of any sort. Use this information at your own risk. All trademarks mentioned herein belong to their respective owners. You may copy and print this document for your own personal use. You may not, however, reprint or republish this work, in whole or in part, without prior permission from me, the author. Such republication includes inclusion of this work in other Web sites, Web pages, FTP archives, books, magazines or other periodicals, CD-ROM and DVD-ROM compilations or any other form of publication or distribution. Please do not frame this site within another. Please send comments or error reports using the feedback form.
Zoom lenses which have two rotating rings - one to adjust the focus and one to adjust the focal length - are often described as being “two touch”. Such lenses are less vulnerable to zoom creep than push-pull zoom lenses.cf. push-pull, zoom creep. Entry last updated 2002-04-03. Term 1259 of 1487. Previous term: TWAIN. Next term: type A camera. This document is copyright © 2002-2008 NK Guy, PhotoNotes.org. This information is provided with neither warranties nor claims of accuracy or completeness of any sort. Use this information at your own risk. All trademarks mentioned herein belong to their respective owners. You may copy and print this document for your own personal use. You may not, however, reprint or republish this work, in whole or in part, without prior permission from me, the author. Such republication includes inclusion of this work in other Web sites, Web pages, FTP archives, books, magazines or other periodicals, CD-ROM and DVD-ROM compilations or any other form of publication or distribution. Please do not frame this site within another. Please send comments or error reports using the feedback form.
Zoom lenses which have two rotating rings - one to adjust the focus and one to adjust the focal length - are often described as being “two touch”. Such lenses are less vulnerable to zoom creep than push-pull zoom lenses.
cf. push-pull, zoom creep.
Entry last updated 2002-04-03. Term 1259 of 1487.
Previous term: TWAIN.
Next term: type A camera.
This document is copyright © 2002-2008 NK Guy, PhotoNotes.org. This information is provided with neither warranties nor claims of accuracy or completeness of any sort. Use this information at your own risk. All trademarks mentioned herein belong to their respective owners.
You may copy and print this document for your own personal use. You may not, however, reprint or republish this work, in whole or in part, without prior permission from me, the author. Such republication includes inclusion of this work in other Web sites, Web pages, FTP archives, books, magazines or other periodicals, CD-ROM and DVD-ROM compilations or any other form of publication or distribution. Please do not frame this site within another.
Please send comments or error reports using the feedback form.
