Kwintsimi yokuvelisa izixhobo ze-optical, ukuchaneka kweelensi kubeka ngokuthe ngqo umgangatho womfanekiso. Ukusuka kwiiteleskopu zeenkwenkwezi ukuya kwizixhobo ezincinci, ukusuka kwiikhamera eziphezulu ukuya kumatshini we-photolithography echanekileyo, ukusebenza okugqwesileyo kuzo zonke izixhobo zokukhanya kuxhomekeke kwinkxaso yeelensi ezichanekileyo. Izixhobo ezichanekileyo ze-Granite, kunye neempawu zayo ezingenakulinganiswa, ziba yintloko ekudaleni iiplatifomu zokugaya iilensi ezichanekileyo, ukuqhuba ukuveliswa kwezixhobo ze-optical kwizinga elitsha lokuchaneka.
Iinzuzo zendalo zezixhobo ezichanekileyo zegranite
Igranite yenziwe ngeenkqubo zejoloji kumakhulu ezigidi zeminyaka kwaye ineempawu ezibonakalayo ezizodwa, iyenza ibe sisixhobo esifanelekileyo sokwakha amaqonga okugaya iilensi ezichanekileyo. Okokuqala, i-coefficient yokwandiswa kwe-thermal ye-granite iphantsi kakhulu, ngokuqhelekileyo isuka kwi-5 ukuya kwi-7×10⁻⁶/℃, kwaye iphantse ingachatshazelwa kukuguquguquka kobushushu bendawo. Ngethuba lenkqubo yokugaya i-lens, ubushushu obuveliswa ngumsebenzi wesixhobo okanye utshintsho kwiqondo lokushisa lokusingqongileyo akuyi kubangela ukuguqulwa okubalulekileyo kweqonga le-granite lokusila, ngaloo ndlela iqinisekisa ukuba ukuchaneka komgangatho weelensi kuhlala kuzinzile kuyo yonke inkqubo yokusila kunye nokuphepha ukuphambuka kwe-curvature ye-lens ebangelwa ukwanda kwe-thermal kunye nokunciphisa.
Okwesibini, igranite inomsebenzi obalaseleyo wokudambisa ukungcangcazela. I-Optical lens yokucola ifuna imeko-bume yokuqhubela phambili ezinzile. Nokuba nokungcangcazela kuncinci kunokubangela iziphene kumphezulu welensi. Igranite inokufunxa ngokufanelekileyo amandla okungcangcazela angaphandle, inciphise ukuphazamiseka kokungcangcazela ngexesha lenkqubo yokusila, ihlise i-vibration amplitude ngama-60% ukuya kuma-80%, iqinisekise indawo echanekileyo enxulumeneyo phakathi kwesixhobo sokusila kunye nelensi, kwaye incede ukufezekisa ukugudiseka kwe-ultra-high kwi-lens surface.
Ukongezelela, i-granite inobunzima obuphezulu kunye nokuxhatshazwa okunamandla kokugqoka, kunye nobunzima be-Mohs be-6 ukuya kwe-7. Kwixesha elide kunye ne-high-frequency lens grinding operations, iiplatifomu zokugaya i-granite azikwazi ukugqoka kunye nokukrazula, zinokuhlala zigcina ukuchaneka okuzinzile, ukwandisa ubomi benkonzo yezixhobo, kunye nokunciphisa iindleko zokugcina.
Itekhnoloji yokucubungula ngokuchanekileyo yamaqonga okugaya igranite
Ukuphucula ngokupheleleyo iingenelo zokusebenza kwegranite, iqonga lokusila lelensi ephezulu echanekileyo lithatha iinkqubo eziphezulu zobuchwepheshe ngexesha lenkqubo yokuvelisa. Ngolawulo lwamanani oluchanekileyo oluchanekileyo lokusila kunye neteknoloji yokupholisha, ukunyanzeliswa komphezulu weplani yegranite kunokulawulwa ngaphakathi kwe-± 0.002mm / m, kunye nobukhulu bomhlaba bunokufikelela kwinqanaba le-nanometer. Lo mgangatho ophezulu ochanekileyo unika indawo echanekileyo yokubhekisela kwi-lens yokugaya, ukuqinisekisa ukuba izixhobo zokugaya ziyakwazi ukucubungula iilensi ngokulinganayo kunye nokuzinza.
Okwangoku, kwindlela yokuyila kunye nokuveliswa kweqonga lokugaya i-granite, izakhiwo ezichanekileyo zomatshini kunye neenkqubo zokunyakaza zidibene. Ngokomzekelo, ngokudibanisa iileyili ezichanekileyo ezichanekileyo zomoya ojikelezayo kunye neenkqubo ze-servo motor drive, izixhobo zokugaya zinokufikelela ukunyakaza okugudileyo kunye nokuchanekileyo kwiqonga, kunye nokuchaneka kokuhamba kwe-± 0.005mm. Olu lawulo lwentshukumo oluchanekileyo oluphezulu, ludityaniswe nokuzinza kweplatifomu yegranite, inokuhlangabezana neemfuno zokugaya iindawo ezintsonkothileyo ezigobileyo kwiintlobo ezahlukeneyo zeelensi. Nokuba ziilensi zeconcave, iilensi zeconvex, okanye iilensi ze-aspheric, ukuchaneka okuphezulu kunokufezekiswa.
Ixabiso loshishino lwezixhobo ezichanekileyo zegranite
Ixesha lokuposa: May-07-2025