Kwiinkalo zovavanyo oluchanekileyo lwe-optical kunye nokuveliswa okuphezulu, ukuzinza kwe-angular kwinqanaba le-0.01μrad luphawu oluphambili. Iiplatifomu ze-Granite optical, kunye nezixhobo zabo eziphathekayo kunye ne-teknoloji ye-synergy, ibe yinto ephambili yokuthwala ukufezekiswa kwe-ultra-high precision.
Iinzuzo zezixhobo zibeka isiseko esizinzile. Igranite, njengelitye elitshisayo elenziwe yigeology kumakhulu ezigidi zeminyaka, idume ngomlinganiselo ophantsi kakhulu wokwandiswa kwe-thermal, esisiqingatha kuphela sentsimbi kunye nesine kwi-aluminiyam. Xa iqondo lobushushu litshintsha nge-1℃, i-1-meter-long-long-granite component ikhula nge-6 micrometers kuphela, ngelixa i-aluminiyam isanda nge-23 micrometers. Oku kuthintela ngokufanelekileyo ukuphambuka kwe-angular okubangelwa yi-thermal deformation. Ngeli xesha, ukusebenza kwayo okugqwesileyo kokudambisa kunokukhawuleza kuthobe ukungcangcazela kwangaphandle, ukugcina iqonga likwimo engagungqiyo kunye nokunciphisa ukuphazamiseka kumacandelo okukhanya.
Uyilo oluchanekileyo lolwakhiwo longeza ubungqongqo. Iplatifomu ye-granite optical, emva koyilo lwesakhiwo somatshini ophuculweyo, uye waphucula kakhulu ukuqina kwaye unokumelana ngokufanelekileyo nokuguqulwa komthwalo. Ukuchaneka kwayo kokulungiswa komphezulu kufikelela kwinqanaba eliphezulu kwishishini. Ukuthatha ukuchaneka kwe-00-level edibana nomgangatho we-GB4987-85 njengomzekelo, ukunyamezela ukunyanzeliswa kwe-flatness yi-2 × (1 + d/1000) μm kuphela (d ubude be-diagonal), ukubonelela ngereferensi yofakelo olusicaba kakhulu kwisixhobo sokukhanya.
Ulungelelwaniso olunamandla luphunyezwa ngentsebenziswano yezobuchwepheshe. Xa ixhotyiswe ngeenkqubo zokwahlula zokungcangcazela eziphambili ezifana nemithombo yomoya okanye imagnethi yokulinganisa, iqonga legranite linokwahlula i-frequency ephantsi kunye ne-high-frequency vibrations. Ukuxhaswa ngezixhobo zokulinganisa ezichanekileyo ezifana ne-laser interferometers, utshintsho lwe-Angle lubekwe esweni ngexesha langempela. Nje ukuba ukutenxa kudlule umda we-0.01μrad, inkqubo yokulawula impendulo ngokukhawuleza iqhuba indlela yokulungisa kakuhle ukuze kuqinisekiswe ukuba iqonga lihlala likwimeko echanekileyo kwaye izinzile.
Ukusuka kundoqo wemathiriyeli ukuya kuxhotyiso lwetekhnoloji, iqonga legranite optical platform, elinozinzo lwe-thermal, ukuxhathisa ukungcangcazela kunye nenzuzo yokulungiswa okuchanekileyo njengondoqo wayo, kudityaniswa netekhnoloji yolawulo olukrelekrele, iye yaphumela ngempumelelo kwi-0.01μrad yokuchaneka komgubasi kwaye isetyenziswa ngokubanzi kwimimandla enqamlezayo efana ne-photolithography kunye ne-laser yokwenziwa kophando kunye novavanyo lwe-laser ii-optics ezichanekileyo eziphezulu ukuya kubude obutsha.
Ixesha lokuposa: May-23-2025