Precision adjusting device for large-sized gratings

A precision adjusting device for large-sized gratings comprises a grating mounting frame, grating positioning jackscrews, a grating pitching adjustment platform, a mounting base, a displacement fine-adjustment knob, a displacement fine-adjustment knob positioning jackscrew, an ejector disc, a tensio...

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Bibliographic Details
Main Authors WEI YUNRONG, YUAN ZHIJUN, ZHOU JUN, GENG LIMING, HOU XIA, JIANG LIYUAN, ZHANG HAIBO
Format Patent
LanguageChinese
English
Published 07.08.2013
Subjects
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
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Summary:A precision adjusting device for large-sized gratings comprises a grating mounting frame, grating positioning jackscrews, a grating pitching adjustment platform, a mounting base, a displacement fine-adjustment knob, a displacement fine-adjustment knob positioning jackscrew, an ejector disc, a tension spring, a tension spring support rod, a gear set, a transmission screw, bearings, a guide, keys, an angular fine-adjustment knob, a driving gear positioning block, and a level. The precision adjusting device for large-sized gratings has the advantages of simple structure, convenience in operation and high adjustment precision, and is applicable to optical systems with large-sized gratings requiring precision tuning.
Bibliography:Application Number: CN20131111259