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1.56 Ib Lub Zeem Muag HMC
Lub lens, tseem hu ua lub iav nruab nrab, yog lub chaw pleev xim tom qab kev teeb tsa, tsim nyog rau kev clamping hauv lub thav duab iav, yog li nws hu ua lub iav nruab nrab. Nws cov duab tuaj yeem ua kab rov tav, ntsug, yog qhov yooj yim, yooj yim rau kev teeb tsa.
Kev Faib Tawm: Cov tsom iav tuaj yeem muab faib ua plaub hom raws li cov ntaub ntawv sib txawv:
Resin lens tshwj xeeb lens qhov chaw lens iav lens
