Daim iav rearview tsis yog daim iav tiaj tus, tab sis daim iav convex.Kev pom ntawm daim iav rearview nyob ntawm peb yam: qhov kev ncua deb ntawm tus neeg tsav tsheb lub qhov muag thiab lub rearview daim iav, qhov loj ntawm lub rearview daim iav, thiab curvature radius ntawm lub rearview daim iav.Thawj ob yam tseem ceeb yog qhov ruaj khov lossis tsis tuaj yeem tswj tau, thiab qhov cuam tshuam loj tshaj plaws yog qhov curvature ntawm daim iav rearview.Qhov me me ntawm curvature vojvoog ntawm daim iav saum npoo, qhov loj dua qhov kev pom ntawm qhov pom, tab sis tib lub sijhawm, qhov ntau dua qhov deformation ntawm cov khoom cuam tshuam, thiab qhov deb nws yog los ntawm qhov deb tiag tiag, uas tuaj yeem ua tau yooj yim ua rau cov khoom tawg. tsav tsheb illusion.Yog li ntawd, qhov curvature vojvoog ntawm daim iav saum npoo muaj qhov txwv ntau teev los ntawm cov qauv kev lag luam.Nws kuj tseem hais tias qhov chaw teeb tsa ntawm sab nrauv rearview daim iav yuav tsum tsis pub tshaj 250mm ntawm lub tsheb.