1. Ithuluzi elikhethekile Ukuze kuncishiswe ukushintshwa kosayizi wendawo okugxilwe kuyo okubangelwa ukushintsha kosayizi we-focal yangaphambili, umkhiqizi wesistimu yokusika i-laser uhlinzeka ngamathuluzi athile akhethekile abasebenzisi abangawakhetha: (1) I-Collimator.Lena indlela evamile, okungukuthi, i-collimator ...
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