Raug - yog tus nqi ntawm lub teeb ciav lub CCD

Lub koob yees duab nyob rau hauv lub hauv paus ntsiab lus ntawm kev txiav txim reminiscent ntawm lub qhov muag ntawm ib tug nyob qab. Nyob rau hauv qhov tseeb, peb pom cov khoom ntawm qhov chaw raws li lawv muaj, ua tsaug rau thaws rov los lub teeb ciav lub retina. Ib yam li ntawd, nws ua hauj lwm nrog tej koob yees duab. Lub teeb reflected ntawm tus kwv ntog rau hauv photosensitive neeg - zaj duab xis los yog cov matrix, thiab whereby lub tau mus dov ntiv tes duab.

Raug - qhov no yog tus nqi ntawm cov teeb tau txais los ntawm lub koob yees duab matrix. Overexposed duab yuav zoo ib yam nkaus thiab kaj, underexposed - tsaus ntuj nti. Ib yam li ntawd, cov tib neeg qhov muag yuav tau kho kom nce los yog yuav txo tau cov illumination, cov koob yees duab yuav tsum tau muab teem nyob rau hauv tej yam ib puag ncig tej yam kev mob. Nyob rau hauv thiaj li yuav tau ib tug li qub yees duab, nws yog kom meej meej pom tag nrho cov lus, cov koob yees duab yuav tsum tau kom kho - kom txo tau los yog ua rau kom tus aperture ntawm lub lens los yog shutter ceev.

Yog li ntawd, nyob rau hauv qhov tseeb, qhov tseeb raug - yog, saum toj no tag nrho, muaj peev xwm kho lub koob yees duab li tus yees duab yog harmonious txoj kev ua ke nrog ntawm ntxoov ntxoo thiab lub teeb. Piv txwv li, yog hais tias koj nyob rau hauv qhov tsaus ntuj nti txiav txim siab los ua rau kom tus aperture ntawm lub lens kom tau ib tug dlaim phaj daim duab, koj mam li yuav tau txhob raug, piv txwv li lub sij hawm lub shutter.

Muaj xws li ib tug tshaj plaws raws li ib tug muab ob npaug rau raug. Nyob rau hauv no yees duab superimposed on ib tug taw tes ntawm saib cov dluab ob. Qhov no yog feem ntau siv nyob rau hauv kos duab photography los tsim thawj dluab. Duab nrog ob raug zoo li ib txoj kev los ntawm ib lub qhov rais rau hauv lub khob uas qhia phau. Qhov no yog ib tug heev interesting txoj kev, feem ntau siv los ntawm kev pab txog.

Niaj hnub nimno cov technology tso cai rau kom muaj nuj nqis pab txhawb lub chaw ua hauj lwm ntawm tus tswv. Vim hais tias cov raug tus kab mob - yog tsis muaj dab tsi ntau tshaj li qhov degree ntawm muaj nyob rau hauv cov kev yees duab ntxoov ntxoo thiab tseem ceeb nyob rau hauv cov duab Rav hom yuav ua tau heev yooj yim mus txhim kho ib yam nkaus thiab zoo nyob rau hauv cov nqe lus ntawm lub raug duab tom qab lub shooting. Cov koob yees duab yog muaj, uas muaj ib tug feature uas tso cai rau koj ua li no yooj yim heev. Tsis tas li ntawd, cov raug tib yuav ua tau tiav siv ib tug ntau yam ntawm computer programs, feem ntau nrov ntawm uas yog lub Photoshop.

Raug nyob rau hauv photography yog qho tseem ceeb heev. Lub artistic tus nqi ntawm daim duab nyob tsis tau tsuas yog nyob rau hauv ib tug zoo xaiv scene, tab sis tus clarity ntawm daim duab viewable thiab tag nrho nws qhov chaw. Yog li ntawd, tej kws yees duab yuav tsum tau kom zoo zoo kho cov koob yees duab thiab ua hauj lwm nrog lub hom phiaj duab rau hauv lub computer. Niaj hnub nimno cov koob yees duab, txawm digital, muab rau qhov kev siv ntawm ib tug zoo nkauj ntshiab duab txhua txhua lub sij hawm.

Feem ntau, nyob rau hauv tas li ntawd mus rau lub yog xim tswvyim, tau nphav raug - qhov no yog dab tsi txiav txim qhov zoo tshaj ntawm tus yees duab. Txawm yog hais tias nws yog ib tug dog dig amateur snapshot rau lub tsev neeg album, tus yees duab yuav tsum tsis muaj overexposed los yog underexposed. Qhov no yuav ua tau tiav, txawm hais tias koj siv ib tug dog dig niaj hnub cov koob yees duab.