12499.基于全內(nèi)反射法測量亞表面損傷深度位置的研究

1、聲明本學(xué)位論文是我在導(dǎo)師的指導(dǎo)下取得的研究成果，盡我所知，在本學(xué)位論文中，除了加以標(biāo)注和致謝的部分外，不包含其他人已經(jīng)發(fā)表或公布過的研究成果，也不包含我為獲得任何教育機(jī)構(gòu)的學(xué)位或?qū)W歷而使用過的材料。與我一同工作的同事對(duì)本學(xué)位論文做出的貢獻(xiàn)均已在論文中作了明確的說明。7，一卜研究生簽名：血緣圣k矽fb年弓月引日學(xué)位論文使用授權(quán)聲明南京理工大學(xué)有權(quán)保存本學(xué)位論文的電子和紙質(zhì)文檔，可以借閱或上網(wǎng)公布本學(xué)位論文的部分或全部內(nèi)容，可以向有關(guān)部門或

2、機(jī)構(gòu)送交并授權(quán)其保存、借閱或上網(wǎng)公布本學(xué)位論文的部分或全部內(nèi)容。對(duì)于保密論文，按保密的有關(guān)規(guī)定和程序處理。研究生簽名：墨鑒墊苤加、b年；月z1日Abstract碩士學(xué)位論文AbstractThesubsurfacedamageofopticalcomponentseriouslyaffecttheanti1aserdamagethresholdofopticalsystem，theimagequalityoflargeopticalsy

3、stem，anddirectlyreducesitsservicelife，longtermstability，coatingqualityandlongtermstabilityofthesystemThedevelopmentoftheenergy，military，aerospaceandotherMvancedresearchfieldsislargelyrestrictedTherefore，thecontrolofthesu

4、rfacedamagehasbecomeacrucialtechnologyinopticalfieldsButpeoplepayrarelyattentiontothesubsurfacedamageissuesintraditionalopticalWiththeimprovingofthelaserenergy，moreandmoreattentionispaidtothecontrollingofsubsurfacedamage

5、onlyinthefieldofhighpowerlasersystemInthispaper，amethodofmeasuringthesubsurfacedamagedepthpositionisstudied，whichisbasedontheprincipleoftotalinternalreflectionAccordingtobasicprincipleofthetotalinternalreflectionmethod，i

6、tanalyzestherelationshipbetweenthevisibilityofsubsurfacedamagepointsatdifferentdepthspositionandtheangleofincidencebythestandingwaveformedintheintemalsample，andbychangingtheangleofincidencetoestimatethedepthofsubsurfaced

7、amageInordertoenhancethevisibilityofsubsurfacedamagedefect，thedifferentialinterferencesystemisaddedThentherelationamongthewedgeanglethieknessandotherparametersofNomarskiprismaredeterminedFinallyallcomponentswillbeassembl

8、edBycomparingthedifferentsubsurfacedamageimages，itverifiedthefeasibilityofmeasuringsubsurfacedamagedepthpositionbasedontotalinternalreflectionKeyword：subsurfacedamage，totalinternalreflection，standingwave，differentialinte