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Convex lens imaging law
los ntawm Admin nyob rau hauv 21-10-08
Nyob rau hauv optics, cov duab tsim los ntawm convergence ntawm lub teeb tiag tiag hu ua cov duab tiag;txwv tsis pub, nws yog hu ua cov duab virtual.Cov kws tshaj lij physics feem ntau hais txog qhov txawv ntawm qhov txawv thaum qhia qhov txawv ntawm cov duab tiag tiag thiab cov duab virtual: "Cov duab tiag tiag yog ...
Nyeem ntxiv
Lens distortion yog dab tsi?
los ntawm Admin nyob rau hauv 21-10-08
Qhov no yog ib qho teeb meem nyob rau hauv lub Scope ntawm optics, uas muaj nws tus kheej txheem txhais nyob rau hauv optics.Cov duab uas tsim los ntawm kev yees duab nrog lub koob yees duab yuav distorted.Piv txwv li, peb txhua tus muaj kev paub txog kev thaij duab nrog lub koob yees duab zoo tib yam hauv tsev.Muaj ib hom lens hu ua "...
Nyeem ntxiv
Yuav ua li cas kho lub aperture ntawm lub lens?
los ntawm Admin nyob rau hauv 21-10-08
Thaum kho cov iris, iris yeej ib txwm nyob rau hauv lub xeev aperture loj dua.Tsuas yog thaum lub shutter khawm raug nias kom tso lub shutter, lub aperture cia li shrinks rau lub teeb f-factor, thiab lub aperture rov qab mus rau ib tug loj aperture tom qab raug.Lub lens yog dab tsi?Lub lens muaj ob tug ntiv tes ...
Nyeem ntxiv
Kev paub txog lub lens tsis (kab lus no tuaj yeem muab faib ua ib lossis ob qho raws li cov ntsiab lus)
los ntawm Admin nyob rau hauv 21-10-08
1.Image loj Cov duab loj kuj yog qhov screen loj;Cov duab loj ntawm lub sensor: Txuas ntxiv siv tus qauv qauv loj ntawm lub koob yees duab raj, nws yog qhov loj me ntawm lub koob yees duab raj.2.Focal length Lub tswvyim hais txog qhov kev ncua deb ntawm qhov chaw ntawm lub lens mus rau qhov focal point ntawm lub teeb gat ...
Nyeem ntxiv
Ntaus nkag mus tshawb lossis ESC kom kaw
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