Optics

Read e-book online Adaptive Optics for Industry and Medicine: Proceedings of PDF

By Christopher Dainty

ISBN-10: 1848161107

ISBN-13: 9781848161108

ISBN-10: 1848161115

ISBN-13: 9781848161115

This complaints quantity offers the very most up-to-date advancements in non-astronomical adaptive optics. This foreign workshop, the 6th in a biennial sequence, used to be the biggest ever held and boasted major involvement through undefined. Adaptive optics is at the verge of getting used in lots of items; certainly, at this assembly, using adaptive optics in DVD gamers used to be disclosed for the 1st time.

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Extra info for Adaptive Optics for Industry and Medicine: Proceedings of the Sixth International Workshop

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31 Fig. 2. Typical front view of a 109-channel piezoelectric deformable mirror and the geometry of mirror actuators with its correspondence to the mirror connectors (view from the mirror side). See Table 1 for the technical parameters of the mirror. Table 1. Technical parameters of the mirror. Parameter Value Size/weight Aperture shape Mirror coating Actuator voltages Number of electrodes Actuator capacitance C, Actuator hysteresis Main initial aberration Initial RMS deviation from reference sphere Requency range 100 x 100 x 60 mm3 / 650g circular 50mm in diameter A1 0 400V (with respect t o the ground electrode) 109 (see Fig.

Restaino, T. W. Teare, F. Santiago, “Characterization of the lightweight telescope developed for the JWOI”, Proc. SPZE Vol. 6267, (2006). W. CHEREZOVA*,A. S. SOBOLEV", A. G . V. KUDRYASHOV, V. V. , Sudostroitelnaya Str. 5, Moscow I IS407 Russia samarkin Bniphtn. , Vorobievy Gory, Moscow, Russia - Abstract Formation of the given laser beam intensity and phase is an important practical and scientific problem. Bimorph flexible mirror is one of the most widely used devices for this purpose. We present a new approach of multilayer bimorph mirrors and a numerical model to simulate them, based on the finite elements method.

OKO) since 2004; they have been covered in a number of publications (see, for instance, Refs. 1-3). These mirrors represent an array of actuators fixed to a thick stable mirror base and a thin flexible mirror plate bonded to them (see Fig. 1). The shape of the faceplate is controlled by the voltages applied to the actuators which can push and pull the reflective plate. There are two parameters that are important when the amplitude of response is described: maximum stroke of a free actuator and maximum difference between the neighbor actuators (interactuator stroke).

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Adaptive Optics for Industry and Medicine: Proceedings of the Sixth International Workshop by Christopher Dainty


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