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Lub lens polycarbonate yog ua los ntawm cov yas uas yooj ywm uas thawj zaug tsim los ua cov khoom siv rau hauv aerospace hauv Apollo Space Shuttle. Kuj tseem hu ua poly, lub lens no tiv taus kev cuam tshuam heev. Nws nto moo rau kev tiv taus cov zog uas feem ntau tawg lossis tawg lwm yam khoom.
Txawm hais tias nws tsis hnyav npaum li cas los xij, polycarbonate yog ib yam khoom siv uas muaj zog heev. Nws yog ib yam khoom thermoplastic uas pib ua ib lub pellet me me thiab khov kho, uas dhau los ntawm kev txhaj tshuaj molding. Poly raug cua sov kom txog thaum nws yaj thiab sai sai nchuav rau hauv lub lens pwm. Tom qab ntawd, nws raug nias kom nruj hauv qab lub siab thiab txias tawm mus rau hauv daim ntawv lens kawg.

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Cov Lus Qhia Txog Ntim Khoom 1.56 hmc lens ntim khoom:

cov hnab ntawv ntim khoom (Xaiv):

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2) OEM nrog cov neeg siv khoom LOGO, muaj MOQ yuav tsum tau ua

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