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The DARWIN breadboard optical delay line verification programme

文献类型: 会议论文

第一作者: T. C. van den Dool

作者: T. C. van den Dool 1 ; F. Kamphues 1 ; W. Gielesen 1 ; J. Benoit 2 ; E. Laurenceau 2 ; A. Poupinet 3 ; F. Seve 3 ; Y. Stockman 4 ; K. Fleury 4 ; N. Loix 5 ;

作者机构: 1.TNO, Stieltjesgeg 1, 2628 CK, Kelft, THE NETHERLANDS

2.Alcatel Alenia Space, Bld. du Midi, F-06156 Canaes La Bocca, FRANCE

3.Sageis-CSO, 70, Avenue des Martyrs, 38000 Grenoble, FRANCE

4.Centre Spatiale de Liege (CSL), Parc Scientiique du Sart Tilman, Angleur (Liege), BELGIUM

5.Micromega-Dynamics, Rue des Chasseures Ardennais, B-4031, Angleru (Liege), BELGIUM

会议名称: Advances in Stellar Interferometry pt.2

主办单位:

页码: 62682O-1-62682O-12

摘要: TNO, in cooperation with Micromega-Dynamics, SRON, Dutch Space and CSL, has designed a compact breadboard cryogenic delay line (figure 1) for use in future space interferometry missions. The breadboard (BB) delay line is representative of a flight mechanism. The delay line has a single stage voice coil actuator for Optical Path Difference (OPD) control, driving a two-mirror cat's eye. Magnetic bearings provide frictionless and wear free operation with zero-hysteresis. The development test programme, including operation at 100 K has been completed. The verification test programme is currently being carried out by Alcatel Alenia Space (in cooperation with Sageis-CSO) and will include functional testing at 40 K. A short design description and the intermediate results of the verification test programme are reported in this paper.

分类号: N5

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