500电竞下注APP

你好,歡迎訪問500电竞下注APP 官網!

500电竞下注APP

QUANGUOZIXUNDIANHUA:

0531-88892198 0531-88893778

英超直播吧

500电竞下注APP
地址:濟南市槐蔭區玉清湖街道宋莊工業園245號
電話:0531-88892198   0531-88893778
手機:18753199338     15628838003

郵箱:sdhhong0531@163.com

Q Q: 76790531   

Q Q: 2962990384



新聞中心

所在位置:首頁  > 新聞中心

金相顯微鏡的結構原理

更新時間:2020-05-21 點擊數:527

JINXIANGXIANWEIJINGZHUYAOYONGYUJIANDINGHEFENXIJINSHUNEIBUJIEGOUZUZHI,TASHIJINSHUXUEYANJIUJINXIANGDEZHONGYAOYIQI,SHIGONGYEBUMENJIANDINGCHANPINZHILIANGDEGUANJIANSHEBEI,GAIYIQIPEIYONGSHEXIANGZHUANGZHI,KESHEQUJINXIANGTUPU,BINGDUITUPUJINXINGCELIANGFENXI,DUITUXIANGJINXINGBIANJI、SHUCHU、CUNCHU、GUANLIDENGGONGNENG。

JINXIANGXIANWEIJINGSHIJIANGGUANGXUEXIANWEIJINGJISHU、GUANGDIANZHUANHUANJISHU、JISUANJITUXIANGCHULIJISHUWANMEIDIJIEHEZAIYIQIERKAIFAYANZHICHENGDEGAOKEJICHANPIN,KEYIZAIJISUANJISHANGHENFANGBIANDIGUANCHAJINXIANGTUXIANG,CONGERDUIJINXIANGTUPUJINXINGFENXI,PINGJIDENGYIJIDUITUPIANJINXINGSHUCHU、DAYIN。ZHONGSUOZHOUZHI,HEJINDECHENGFEN、RECHULIGONGYI、LENGREJIAGONGGONGYIZHIJIEYINGXIANGJINSHUCAILIAODENEIBUZUZHI、JIEGOUDEBIANHUA,CONGERSHIJIJIANDEJIXIEXINGNENGFASHENGBIANHUA。YINCIYONGJINXIANGXIANWEIJINGLAIGUANCHAJIANYANFENXIJINSHUNEIBUDEZUZHIJIEGOUSHIGONGYESHENGCHANZHONGDEYIZHONGZHONGYAOSHOUDUAN。

JINXIANGXIANWEIJINGZHUYAOYOUGUANGXUEXITONG、ZHAOMINGXITONG、JIXIEXITONG、FUJIANZHUANGZHI(BAOKUOSHEYINGHUOQITARUXIANWEIYINGDUDENGZHUANGZHI)ZUCHENG。

GENJUJINSHUYANGPINBIAOMIANSHANGBUTONGZUZHIZUCHENGWUDEGUANGFANSHETEZHENG,YONGXIANWEIJINGZAIKEJIANGUANGFANWEINEIDUIZHEXIEZUZHIZUCHENGWUJINXINGGUANGXUEYANJIUBINGDINGXINGHEDINGLIANGMIAOSHU。TAKEXIANSHI500~0.2mCHIDUNEIDEJINSHUZUZHITEZHENG。ZAOZAI1841NIAN,EGUOREN(п.п.Ансов)JIUZAIFANGDAJINGXIAYANJIULEDAMASHIGEGANGJIANSHANGDEHUAWEN。ZHI1863NIAN,YINGGUOREN(H.C.Sorby)BAYANXIANGXUEDEFANGFA,BAOKUOSHIYANGDEZHIBEI、PAOGUANGHEFUKEDENGJISHUYIZHIDAOGANGTIEYANJIU,FAZHANLEJINXIANGJISHU,HOULAIHUANPAICHUYIPIDIFANGDABEISHUDEHEQITAZUZHIDEJINXIANGZHAOPIAN。SUOBIHETADETONGDAIRENDEGUOREN(A.Martens)JIFAGUOREN(F.Osmond)DEKEXUESHIJIAN,WEIXIANDAIGUANGXUEJINXIANGXIANWEISHUDIANDINGLEJICHU。ZHI20SHIJICHU,GUANGXUEJINXIANGXIANWEISHURIZHENWANSHAN,BINGPUBIANTUIGUANGSHIYONGYUJINSHUHEHEJINDEWEIGUANFENXI,QIJINRENGRANSHIJINSHUXUELINGYUZHONGDEYIXIANGJIBENJISHU。

JINXIANGXIANWEIJINGSHIYONGKEJIANGUANGZUOWEIZHAOMINGYUANDEYIZHONGXIANWEIJING。FENLISHIHEWOSHI,JIANTU1[GUANGXUEXIANWEIJINGaLISHIXIANWEIJINGbWOSHIXIANWEIJING]。TAMENDOUBAOKUOGUANGXUEFANGDA、ZHAOMINGHEJIXIESANGEXITONG。

FANGDAXITONGSHIYINGXIANGXIANWEIJINGYONGTUHEZHILIANGDEGUANJIAN。ZHUYAOYOUWUJINGHEMUJINGZUCHENG。

JINXIANGXIANWEIJINGDEFANGDALVWEI:

MXIAN=L/fWU×250/fMU=MXIAN×MMUSHIZHONGMXIAN——BIAOSHIXIANWEIJINGFANGDALV;MWU、MMUHEfWU、fMUFENBIEBIAOSHIWUJINGHEMUJINGDEFANGDALVHEJIAOJU;LWEIGUANGXUEJINGTONGCHANGDU;250WEIMINGSHIJULI。CHANGDUDANWEIJIEWEImm。

FENBIANLVHEXIANGCHATOUJINGDEFENBIANLVHEXIANGCHAQUEXIANDEXIAOZHENGCHENGDUSHIHENGLIANGXIANWEIJINGZHILIANGDEZHONGYAOBIAOZHI。ZAIJINXIANGJISHUZHONGFENBIANLVZHIDESHIWUJINGDUIMUDEWUDEZUIXIAOFENBIANJULI。YOUYUGUANGDEYANSHEXIANXIANG,WUJINGDEZUIXIAOFENBIANJULISHIYOUXIANDE。DEGUORENABEI(Abb)DUIZUIXIAOFENBIANJULI()TICHULEYIXIAGONGSHI

d=λ/2nsinφSHIZHONGWEIGUANGYUANBOCHANG;nWEIYANGPINHEWUJINGJIANJIEZHIDEZHESHEXISHU(KONGQI;=1;SONGJIEYOU:=1.5);φWEIWUJINGDEKONGJINGJIAOZHIBAN。

CONGSHANGSHIKEZHI,FENBIANLVSUIZHUHEDEZENGJIAERTIGAO。YOUYUKEJIANGUANGDEBOCHANGZAI4000~7000ZHIJIAN。ZAIJIAOJIEJINYU90DEZUIYOULIDEQINGKUANGXIA,FENBIANJULIYEBUHUIBI0.2mGENGGAO。YINCI,XIAOYU0.2mDEXIANWEIZUZHI,BIXUJIEZHUYUDIANZIXIANWEIJINGLAIGUANCHA(JIAN),ERCHIDUJIEYU0.2~500mZHIJIANDEZUZHIXINGMAO、FENBU、JINGLIDUDEBIANHUA,YIJIHUAYIDAIDEHOUDUHEJIANGEDENG,DOUKEYIYONGGUANGXUEXIANWEIJINGGUANCHA。ZHEDUIYUFENXIHEJINXINGNENG、LEJIEYEJINGUOCHENG、JINXINGYEJINCHANPINZHILIANGKONGZHIJILINGBUJIANSHIXIAOFENXIDENG,DOUYOUZHONGYAOZUOYONG。

象差的校正程度,也是影響成象質量的重要因素。在低倍情況下,象差主要通過物鏡進行校正,在高倍情況下,則需要目鏡和物鏡配合校正。透鏡的象差主要有七種,其中對單色光的五種是球面象差、彗星象差、象散性、象場彎曲和畸變。對復色光有縱向色差和橫向色差兩種。早期的顯微鏡主要著眼于色差和部分球面象差的校正,根據校正的程度而有消色差和復消色差物鏡。近期的金相顯微鏡,對象場彎曲和畸變等象差,也給予了足夠的重視。

 

掃一掃

關注手機網站

獲取更多優惠