Spectacle Magnifiers yog ib qho ntawm ntau pawg ntawm kev pom kev pom muaj rau siv los ntawm qhov tsis pom kev pom. Eschenbach muaj cov tshuab clip-on, prismatic eyewear, noves eyewear thiab high-powered magnifying spectacles nyob rau hauv ntau yam designs thiab magnification powers.
Koj siv cov tsom iav zoo li cas?
Yuav kom siv lub koob yees duab tuav kom raug, tuav lub lens ze ntawm koj ob lub qhov muag thiab txav cov khoom ze rau ntawm iav. Lub tswv yim yog siv lub iav magnifying tib yam uas koj yuav saib los ntawm koj lub tsom iav thaum txav cov khoom kom txog rau thaum nws nyob rau hauv tsom.
Qhov zoo ntawm cov tsom iav tsom iav yog dab tsi?
Txoj kev zoo • Tsis tas yuav tuav • Swb hla nplooj • Lub lens tas li mus rau nplooj ntawv nrug• Lawv pheej yig thiab yooj yim muaj • Qhov tsom mus deb yog teem los ntawm kev tso cov magnifier ntawm nplooj ntawv • Lawv pab tau rau cov tib neeg uas tswj lub cev muaj zog tsis zoo • Lawv tuaj yeem siv ua ke nrog cov niaj hnub…
Yuav ua li cas thiaj siv tau rau?
Ib lub iav tsom iav (hu ua tes lo ntsiab muag hauv cov ntsiab lus kuaj) yog lub lens convex uas yog siv los tsim cov duab loj ntawm ib qho khoom. Lub lens feem ntau yog mounted nyob rau hauv ib tug ncej nrog ib tug kov (saib daim duab).
Puas magnifiers tib yam li cov tsom iav nyeem?
Cov iav tsom iav thiab nyeem ntawv muaj nyob rau convex Lens. Yog tias hloov cov duab loj loj rau cov tsom iav nyeem, nws yog sib npaug ntawm 1000 -2000 degrees (sib npaug rau 100 npaug ntawm qhov sib npaug ntawm qhov ntev). Pom tseeb, nws tsis haum rau tib neeg.
