{"title":"Dynamic Testing of Optical Disk Flatness","authors":"J. Lewkowicz, D. Cohen","doi":"10.1364/ods.1983.wb7","DOIUrl":null,"url":null,"abstract":"It is shown that focus error signal spectrum, measured while disk is spinning, represents Fourier transform of the disk profile modified by the loop gain.","PeriodicalId":268493,"journal":{"name":"Topical Meeting on Optical Data Storage","volume":null,"pages":null},"PeriodicalIF":0.0000,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Topical Meeting on Optical Data Storage","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1364/ods.1983.wb7","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
Abstract
It is shown that focus error signal spectrum, measured while disk is spinning, represents Fourier transform of the disk profile modified by the loop gain.
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