Lub Ntsiab Cai Duab Ntawm Ib Lub iav Magnifying tuaj yeem piav qhia los ntawm cov kauj ruam hauv qab no

Teeb pom kev zoo: Thaum lub teeb nkag mus rau hauv lub iav tsom iav los ntawm ib qho khoom nyob deb, nws cuam tshuam nrog lub ntsej muag ntawm lub lens convex thiab ntxiv mus.

Refraction: Thaum lub teeb nkag mus rau lub lens convex los ntawm huab cua, refraction tshwm sim. Raws li txoj cai ntawm refraction, lub teeb rays yuav khoov thaum dhau los ntawm lub lens convex. Tshwj xeeb, lub teeb yuav khoov rau hauv nruab nrab axis ntawm lub lens convex.

Kev tsom xam: Vim lub teeb pom kev zoo ntawm lub lens convex, lub teeb rays converge ntawm ib qho chaw tom qab dhau los ntawm lub lens, uas yog hu ua focal point. Qhov tsom xam yog thaj chaw uas ib qho khoom raug teeb tsa, uas yog qhov loj ntawm cov khoom uas peb tuaj yeem pom.

Kev yees duab: Los ntawm lub iav magnifying, lub teeb yog refracted thiab tsom mus rau ib tug loj, upright duab ntawm ib yam khoom ntawm lub focal point. Daim duab no tuaj yeem pom ncaj qha lossis nrog lub iav tsom iav.

Nws yuav tsum raug sau tseg tias lub iav magnifying tsuas tuaj yeem ua kom pom qhov loj me ntawm cov khoom nyob deb, thiab tsis tuaj yeem hloov lawv qhov loj me. Cov nyhuv magnification ntawm lub iav magnifying nyob ntawm qhov ntev focal ntev ntawm lub lens convex thiab qhov kev ncua deb ntawm cov khoom thiab lub iav magnifying. Qhov ze ntawm ib qho khoom yog rau lub iav magnifying, qhov ntau pronounced lub magnification nyhuv yuav.

Hauv cov ntsiab lus, cov qauv duab ntawm lub iav tsom iav yog nyob ntawm qhov pom ntawm lub teeb thiab qhov tsom ntawm lub lens convex. Los ntawm cov duab thiab cov yam ntxwv ntawm convex lo ntsiab muag, lub teeb yog tsom rau ntawm qhov taw tes, ua kom pom qhov loj, upright duab ntawm ib qho khoom. Lub hauv paus ntsiab lus ntawm cov iav tsom iav yog dav siv hauv thaj chaw xws li kev soj ntsuam, kev sim, kev kho mob, thiab kev ua neej nyob txhua hnub, pab tib neeg pom cov khoom nyob deb kom pom tseeb dua.