Ib qhov sib txawv grating yog ib qho khoom siv kho qhov muag, uas cais (disperses) polychromatic lub teeb rau hauv nws cov qauv wavelengths (xim). Qhov teeb meem polychromatic ntawm lub grating yog dispersed kom txhua wavelength yog reflected los ntawm grating ntawm ib tug me ntsis txawv lub kaum sab xis.
Yuav ua li cas hom diffraction tshwm sim hauv diffraction grating?
Nrog kis hom kev sib txawvgrating, lub teeb nthwv dej tau sib txawv thaum lawv dhau los ntawm ntau qhov sib npaug ntawm qhov qhib nqaim. (Cov nyhuv zoo sib xws yuav tshwm sim yog tias lub teeb pom kev los ntawm qhov pom kev pom.)
Diffraction grating cais xim li cas?
Lub diffraction grating cais teeb rau hauv cov xim raws li lub teeb hla dhau ntau qhov zoo ntawm cov grating. … Lub prism cais lub teeb rau hauv cov xim vim hais tias txhua xim dhau los ntawm lub prism ntawm qhov sib txawv ceev thiab lub kaum sab xis.
Diffraction grating yog dab tsi?
Diffraction grating yog cov khoom siv kho qhov muag los ntawm kev siv ntau qhov sib txawv ntawm qhov sib txawv ntawm qhov muag pom, nws yog insisted los ntawm ib tug loj tus naj npawb ntawm parallel rau ib leeg, sib npaug dav, sib npaug sib nrug slit los yog zawj muaj pes tsawg leeg.
Peb puas tuaj yeem tau txais qhov sib txawv ntawm peb lub neej txhua hnub?
Qhov cuam tshuam ntawm qhov sib txawv feem ntau pom hauv lub neej txhua hnub. Ib qho piv txwv pom tseeb tshaj plaws ntawm kev sib txawv yog cov uas muaj teeb pom kev zoo;Piv txwv li, thaum koj ua tib zoo saib ntawm CD lossis DVD qhov chaw sib ze ntawm CD lossis DVD ua raws li qhov sib txawv grating los ua tus qauv zaj sawv uas paub.
