The theory characteristics and the making technique of a novel piezoelectric optical Angle scanner (PZTA) are introduced in this paper.

介绍了全新概念的低温压电角扫描器(PZTA)的理论特性和制作技术。

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Sharp, Clear 20x Lens: The FinePix F800EXR camera uses the FUJINON 20x Super Wide-Angle optical zoom lens that produces crisp high resolution results throughout the focal range, from 25mm wide-angle to 500mm telephoto, along with a Super Macro Mode that allow sharp focusing down to 5cm delivering the most brilliant detail possible.

ENGADGET: Fujifilm unwraps FinePix F800EXR camera with wireless sharing to Android, iOS

Canon's PowerShot SX260 HS camera delivers a powerful 20x Optical Zoom and 25mm Wide-Angle lens with Optical Image Stabilization delivers stunning images from up close or at a distance and measuring just 1.29-inches thick.

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The Z80 features a 3X optical zoom, face detection and an intelligent focusing system that locks in the correct focus, while the Z200 rocks a 4X optical zoom and wide angle lens -- down to 28mm.

ENGADGET: Casio intros a handful of new compact cams that play nice with iTunes