Video: Yuav ua li cas ib tug DVD los yog Blu Ray disk tuav ntau npaum li cas tshaj CD?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Rau txhua yam peb paub DVD muaj peev xwm cia siab dua li CD thaum muaj tib qhov ntev. Hom ntawv muaj ntau dua tsib zaug lub peev xwm cia ntawm tsoos DVDs thiab tau tuav mus txog 25GB (ib txheej disc) thiab 50GB (dual-txheej disc). Hom ntawv tshiab siv lub laser xiav-violet, li no lub npe Blu - ray.
Ib yam li ntawd ib tug yuav nug, yuav ua li cas thiaj li muaj peev xwm DVD lossis Blu ray discs tuav ntau dua li CD?
Blu - ray yog optical disc formats xws li CD thiab DVD . Nws tau tsim los rau kev kaw thiab ua si rov qab siab txhais (HD) video thiab khaws cia ntau ntau ntawm cov ntaub ntawv. Thaum a CD tuaj yeem tuav tau 700 MB ntawm cov ntaub ntawv thiab ib qho yooj yim DVD tuaj yeem tuav tau 4.7 GB ua ntawm data, sib Blu - ray disc tuaj yeem tuav nce rau 25 GB ua ntawm cov ntaub ntawv.
Ib tug kuj yuav nug, dab tsi yog lub peev xwm cia siab tshaj plaws ntawm CD DVD thiab Blu Ray? Blu - ray nws thiaj li yeej nyob rau hauv highdefinition optical disc hom ua tsov ua rog dhau ib hom kev sib tw, HD DVD . Ib tug qauv Blu - ray disc tuaj yeem tuav txog 25GB ntawm cov ntaub ntawv, a DVD txog 4.7 GB, a CD txog 700 MB.
Ntawm no, vim li cas blu-duab tshav discs khaws ntau dua li DVD?
Vim nws luv luv wavelength (405 nm), loj heev ntau cov ntaub ntawv ua tau muab khaws cia rau ntawm a Blu - ray Disc tshaj ntawm DVD hom ntawv, uas siv lub xim liab, 650nm laser. Keeb kwm Blu - ray Disc tuaj yeem khaws cia 25 GB ntawm txhua txheej, thiab tam sim no lawv ua tau tuav 100 GB.
Qhov twg muaj peev xwm ntau dua CD lossis DVD?
CD vs. DVD : Qhov txawv Qhov loj tshaj qhov sib txawv yog qhov hais saum toj no: DVDs muaj ntau ntau cia qhov chaw tshaj a CD , ua rau lawv zoo meej rau tej yam xws li haum cov yeeb yaj kiab tag nrho ntawm ib lub disc. DVDs kuj muaj ntau kev xaiv thaum nws los txog ntau txheej thiab ua ob sab.
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