Metadata
Author: WikiMatrix
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English[en]
Many EF lenses include such features as Canon's ultrasonic motor (USM) drive, an image stabilization system (IS), diffractive optics (DO) and, particularly for L-series lenses, fluorite and aspherical lens elements.
Dutch[nl]
Sommige EF-lenzen zijn voorzien van extra's zoals Canon's Ultrasonic Motor Drive (USM), Image Stabilization (IS), Diffractive Optics (DO) en fluorieten en asferische lenselementen.