我wo們men都dou知zhi道dao在zai進jin行xing光guang學xue實shi驗yan的de時shi候hou
，由you於yu材cai料liao的de不bu同tong造zao成cheng的de波bo長chang也ye是shi有you一yi定ding差cha距ju的de，光guang學xue係xi統tong是shi通tong過guo不bu同tong的de路lu徑jing進jin行xing傳chuan播bo的de。我wo們men通tong過guo這zhe樣yang的de原yuan理li研yan製zhi了le羅維朋比色計，zheyangwomenjiukeyiqingxidededaoyangpindeyanseshuju
，duihouqideyansetiaozhengyijichanpinzhiliangdejiancedoushicunzaizheyidingdezhidaoyiyi。jiheguangxueduisechaderenshiyuchuliyouhendajuxianxing，liyongbodongguangxuefenxiyanjiusechadengxiangchashizaibixing。yanshelilunrenweidianwujingguangxuetongfulanghefeiyansheerchengdeailibanshitadexiang，suoyijisuanxiangdiandeguangchangfenbukeyifenxiguangxuexitongdexiangcha。yanjiuzenyangliyongbodongguangxuedeyanshelilunfenxichulisecha。

從基於點源圓孔衍射的成像原理出發

，參考有關文獻,jingguoshidangdetuilidedaoledanseguangjingwudansexiangchaxitongsuochengxiangdiandeguangchangfenbujisuanshi，fenxileweizhisechahebeilvsechadeyanshejilibinggeichulesechadejisuanshi，tantaoleguangxuexitongdesechaxiaozhengheguangdiantancetuxiangdesechaxiaozhengyijisechadekeliyongxing。jieguo genjiheguangxuexiangbi，liyongyanshelilunduisechadefenxiyuchuli，budangengshenrudijieshilesechachanshengdejili，haiduiguangxuexitongheguangdiantancetuxiangdesechajisuanyuxiaozhengyouyidingchengdudegaijin。

實shi際ji波bo麵mian跟gen理li想xiang波bo麵mian存cun在zai波bo像xiang差cha時shi隻zhi能neng近jin似si成cheng像xiang，像xiang的de位wei置zhi和he形xing狀zhuang跟gen理li想xiang像xiang會hui出chu現xian偏pian差cha即ji像xiang差cha。沒mei有you單dan色se像xiang差cha的de係xi統tong隻zhi是shi對dui單dan色se光guang成cheng像xiang時shi沒mei有you像xiang差cha，由you電dian磁ci理li論lun知zhi不bu同tong波bo長chang的de單dan色se光guang在zai同tong一yi材cai料liao的de傳chuan播bo速su度du不bu同tong而er有you不bu同tong的de折zhe射she率lv致zhi使shi傳chuan播bo路lu徑jing不bu同tong即ji發fa生sheng色se散san。雖sui然ran光guang學xue係xi統tong在zai設she計ji與yu加jia工gong以yi及ji安an裝zhuang調tiao試shi時shi都dou設she法fa消xiao除chu色se差cha，但dan是shi實shi際ji上shang無wu法fa完wan全quan根gen除chu色se差cha，仍reng有you殘can餘yu色se差cha。如ru果guo使shi用yong光guang電dian探tan測ce器qi獲huo取qu圖tu像xiang，需xu要yao設she計ji適shi而er可ke行xing的de方fang案an利li用yong數shu字zi圖tu像xiang技ji術shu對dui光guang電dian圖tu像xiang色se差cha進jin行xing校xiao正zheng。

對dui於yu單dan芯xin片pian一yi次ci曝pu光guang，通tong過guo濾lv色se片pian轉zhuan輪lun和he對dui焦jiao裝zhuang置zhi的de配pei合he，在zai綠lv光guang的de理li想xiang像xiang麵mian處chu曝pu光guang獲huo得de無wu像xiang差cha的de綠lv光guang圖tu像xiang以yi及ji兩liang幅fu僅jin有you色se差cha的de紅hong光guang圖tu像xiang和he藍lan光guang圖tu像xiang，綠lv光guang圖tu像xiang是shi夫fu琅lang禾he費fei衍yan射she的de理li想xiang圖tu像xiang
，紅hong光guang圖tu像xiang和he藍lan光guang圖tu像xiang是shi已yi接jie近jin夫fu琅lang禾he費fei衍yan射she的de菲fei涅nie耳er衍yan射she圖tu像xiang，可ke采cai用yong逆ni濾lv波bo算suan法fa加jia以yi校xiao正zheng
，使shi三san幅fu三san原yuan色se圖tu像xiang相xiang一yi致zhi後hou合he成cheng得de到dao無wu色se差cha的de彩cai色se圖tu像xiang。 該方案可以拍攝動態物體。中國糧油儀器網  http://www.98fo.cn/