Izici Isibuko senkundla egxile ku-f-theta, empeleni, siwuhlobo lwesibuko senkundla, siklanyelwe ukwenza ubude besithombe ne-engeli yokuskena ukuze kwanelise ubudlelwano y=f*θ neqembu lamalensi (θ i-engeli yokuchezuka galvanometer), ngakho isibuko se-f-theta saziwa nangokuthi ilensi yomugqa.Kunjalo...
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