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Forums > Back > New Canon EF 100-400mm f4.5-5.6 L IS USM II on the horizon
Brightcolours
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#7
11-07-2014, 08:42 PM
Quote:Isn't that still the old fashined friction ring between what looks like focus and zoom rings? What gives?
It is an adjustable zoom "tension" ring, probably to allow still for push/pull (making the friction very light) on the barrel itself?
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New Canon EF 100-400mm f4.5-5.6 L IS USM II on the horizon - by Brightcolours - 11-07-2014, 08:42 PM

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