Lub ntsiab lus twg ntawm lub koob yees duab digital ntes cov duab?
Lub ntsiab lus twg ntawm lub koob yees duab digital ntes cov duab?

Video: Lub ntsiab lus twg ntawm lub koob yees duab digital ntes cov duab?

Video: Lub ntsiab lus twg ntawm lub koob yees duab digital ntes cov duab?
Video: Ntshe Ua Tsis Tau Koj Niam Tu Nyab |Leela Xiong| 2024, Kaum ib hlis
Anonim

Hauv plawv ntawm lub koob yees duab digital yog ib CCD los yog aCMOS duab sensor. Lub koob yees duab digital, ib nrab disassembled. Lub lensassembly (hauv qab sab xis) raug tshem tawm ib nrab, tab sis lub sensor (topright) tseem ntes cov duab, raws li pom ntawm LCD npo (hauv qab).

Kuj paub, lub koob yees duab digital yuav ua li cas thiaj ntes tau cov duab?

Hauv ib lub koob yees duab digital , raws nraim qhov oppositehappens. Lub teeb los ntawm qhov koj yees duab zoom rau hauv koob yees duab lens. Qhov no tuaj " duab " hits lub duab sensor nti, uas rhuav nws mus rau hauv tsheej lab ntawm pixels. Lub sensor ntsuas cov xim thiab qhov ci ntawm txhua pixel thiab khaws nws ua tus lej.

Ib yam li ntawd, duab sensor hauv lub koob yees duab yog dab tsi? Ib duab sensor yog ib qho khoom siv hluav taws xob uas hloov kho qhov muag duab rau hauv ib qho hluav taws xob teeb liab. Nws yog siv hauv digital koob yees duab thiab duab cov khoom siv los hloov lub teeb tau txais ntawm lub koob yees duab los yog duab ntaus ntawv lens rau hauv digital duab.

Kuj kom paub yog, cov duab khaws cia rau ntawm lub koob yees duab digital nyob qhov twg?

Feem ntau, cov pixels yog khaws cia hauv computermemory li raster duab los yog raster daim ntawv qhia, ib tug ob-dimensionalarray ntawm me me integers. Cov nqi no feem ntau kis los yog khaws cia nyob rau hauv ib daim ntawv compressed.

Yam khoom siv twg yog lub koob yees duab digital?

A lub koob yees duab digital yog hardware ntaus ntawv thattakes duab zoo li ib txwm koob yees duab , tab sis khaws cov ntaub ntawv imageas ntawm daim npav nco es tsis txhob luam nws rau zaj duab xis. Ntau digital cov koob yees duab muaj peev xwm kaw video ntxiv rau kev thaij duab.

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