Ho etsa li-precision optics ho bolela R&D, moralo le tlhahiso ea lilense tsa boleng bo holimo le lisebelisoa tse tsoetseng pele tsa optical, ho kenyeletsoa lilense tsa lifensetere tse bataletseng, li-prism, liipone tse chitja le bokaholimo ba aspheric, lihlahisoa tse ikhethileng tse nang le sebopeho se ikhethileng, 'me li ka fana ka mefuta e fapaneng ea lisebelisoa. ma...
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