Video: Vim li cas diverging lo ntsiab muag tsim cov duab virtual?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Duab Tsim nrog Diverging Lenses . Tsis zoo lo ntsiab muag sib txawv teeb meem teeb pom kev zoo ib yam thiab tsim a duab virtual los ntawm kev txuas ntxiv cov kab ntawm lub teeb hluav taws xob hla dhau tsom iav mus rau lub focal point tom qab tsom iav . Feem ntau, cov no lo ntsiab muag muaj tsawg kawg ib lub ntsej muag concave thiab yog thinner nyob rau hauv qhov chaw tshaj li ntawm cov ntug
Cov lus nug tseem yog, vim li cas lub lens sib txawv ib txwm tsim cov duab virtual?
Yog, concave lens yog lub lens sib txawv . Divergent kab teeb ib txwm zoo li tsim tawm los ntawm qhov chaw, zoo. Lub ntsiab lus ntawd yog focal point ntawm tsom iav . Nws ib txwm ua diverging rays, yog li ntawd ib txwm tsim cov duab virtual.
Ib qho ntxiv, puas yog lub lens concave tsim cov duab tiag lossis lub ntsej muag? A duab tiag tshwm sim qhov twg cov duab hluav taws xob sib tshuam, qhov a duab virtual tshwm sim qhov twg cov duab hluav taws xob tsuas pom sib txawv. Cov duab tiag tiag tuaj yeem ua tau ua tsim tawm los ntawm nkhaus tsom iav thiab sib sau ua ke lo ntsiab muag , tsuas yog tias cov khoom raug muab tso deb dua ntawm daim iav/ tsom iav tshaj qhov focal point, thiab qhov no duab tiag yog inverted.
Kuj paub, daim duab twg ua lub lens sib txawv tsim?
Daim iav tsom iav, tsom iav tsom iav, thiab sib txawv lo ntsiab muag yuav ib txwm tsim khoom qhov ncaj duab . A nkhaus daim iav thiab ib qho kev sib tshuam tsom iav yuav xwb tsim khoom qhov ncaj duab yog tias qhov khoom nyob ntawm xub ntiag ntawm lub focal point.
Dab tsi yog qhov sib txawv lo ntsiab muag siv rau?
A diverging lens tuaj yeem kho qhov muag pom kev los ntawm khoov lub teeb nkag mus sab nraud, kom lub qhov muag pom tsom iav (uas feem ntau khoov cov duab hluav taws xob ntau dhau) focusses lub teeb ze rau lub qhov muag (daim duab (b)). Ib qho kev sib tshuam tsom iav zoo ib yam kho qhov muag pom kev (duab (d))1.
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