1.56 SF Flat Top Bifocal PGX HMC optical lens

Kev Piav Qhia Luv:

Cov Lens Bifocal Yog Dab Tsi & Lawv Ua Haujlwm Li Cas?

Niaj hnub nim no muaj ntau hom iav sib txawv, ntau hom siv tau tib lub hom phiaj lossis ntau lub hom phiaj. Hauv tsab blog no peb yuav tham txog cov iav bifocal, lawv ua haujlwm li cas, thiab lawv cov txiaj ntsig zoo li cas rau ntau yam kev tsis pom kev.

Cov tsom iav bifocal muaj ob lub zog los pab koj pom cov khoom ntawm txhua qhov deb tom qab koj poob lub peev xwm hloov qhov pom ntawm koj lub qhov muag vim muaj hnub nyoog, tseem hu ua presbyopia. Vim muaj lub luag haujlwm tshwj xeeb no, feem ntau cov tsom iav bifocal raug muab rau cov neeg hnub nyoog tshaj 40 xyoo los pab them rau qhov kev puas tsuaj ntawm qhov muag vim yog kev laus.

Txawm yog vim li cas koj thiaj xav tau daim ntawv qhia rau kev kho qhov muag ze, cov tsom iav bifocals txhua yam ua haujlwm tib yam. Ib feem me me ntawm qhov qis ntawm lub lens muaj lub zog uas xav tau los kho koj qhov muag ze. Tus so ntawm lub lens feem ntau yog rau koj qhov muag deb. Lub lens uas mob siab rau kev kho qhov muag ze tuaj yeem yog ib qho ntawm ntau yam duab:

• Ib nrab hli — tseem hu ua lub hau tiaj, lub hau ncaj lossis lub hau D
• Ib ntu puag ncig
• Ib cheeb tsam duab plaub fab nqaim, hu ua ntu ribbon
• Ib nrab hauv qab tag nrho ntawm lub lens bifocal hu ua Franklin, Executive lossis E style

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Cov Lus Qhia Txog Kev Ntim Khoom 1.56 hmc lens ntim khoom: cov hnab ntawv ntim khoom (Xaiv): 1) cov hnab ntawv dawb txheem 2) OEM nrog cov neeg siv khoom LOGO, muaj MOQ yuav tsum tau ua Cov thawv: cov thawv txheem: 50CM * 45CM * 33CM (Txhua lub thawv tuaj yeem suav nrog kwv yees li 500 khub lens, 21KG / CARTON) Chaw nres nkoj: SHANGHAI