Yuav ua li cas yog raug tus kab mob? Nyob rau hauv tej rooj plaub, qhov no muaj nuj nqi siv, thiab seb puas tsim nyog nyob rau hauv lub koob yees duab?

High-zoo duab yuav tsis tau nyob rau hauv lub automatic hom nrog neej ntawd hais nqis. Ntawm cov hoob kawm, lawv yuav ua tau zoo nkauj thiab nthuav rau ib tug tej yam vajvoog ntawm cov neeg, tab sis lub chaw ua hauj lwm ntawm cov kos duab hu rau lawv yooj yim.

Xws li ib tug muaj nuj nqi raws li ib tug shutter lub koob yees duab, yog yuav tsum tau kev tsiv kawm, rau clarity, sharpness, los yog conversely, cov plooj ntawm tej ntsiab (e.g., cov dej ntws).

Yog li ntawd, yog dab tsi raug? Los ntawm ib tug kev taw tes ntawm view - yog lub sij hawm lub sij hawm uas lub teeb rays kis tau los ntawm lub lens aperture, ntog rau photosensitive neeg.

Los ntawm ib tug scientific point of view, peb tau piav hais tias xws li raug tus kab mob. Thiab tam sim no xav txog nyob rau hauv ntau yam nws yog dab tsi thiab yuav ua li cas mus cuag lub Desired nyhuv.

Qhov no parameter yog xam nyob rau hauv vib nas this: 1 / 30sec, 1 / 60sec. Feem ntau, cov koob yees duab qhia tsuas yog tus denominator, yog li ntawd tsis txhob ntshai. Nyob rau hauv compact koob yees duab tus xov tooj yog tso tawm kom pom raws li nram no: 1,1 / 2, ¼, 1/8, thiab hais txog.

Nyob rau hauv txhua apparatus rau photographing yog ib tug muaj nuj nqi raws li shutter tseem ceeb. Qhov no txhais tau tias yuav adjusts aperture rau xaiv.

Fast shutter ceev

Tam sim no koj paub tias dab tsi shutter ceev. Xav txog cov neeg nyob rau hauv uas siv cov saum toj no tseem ceeb? Tam sim ntawd, peb nco ntsoov tias lub luv luv raug npaj rau shooting tsiaj, sib xeem khiav, kev ua si, mus rau ib tug mus kwv nyob rau hauv cov kev yees duab tsis zoo "zim zuag". Ceev ib tug kwv xyaum, tus me tus txheej parameter. Tab sis nco ntsoov, nyob rau hauv cov ntaub ntawv no, koj yuav tsum zoo teeb pom kev zoo, vim hais tias lub rooj vag twg thiaj li raug tsawg lub teeb. Tshuaj qhov teeb meem no yuav pab tau tus diaphragm, cov neeg kawm ntawv uas peb nce proportionally mus rau lub txo raug.

Qeeb shutter ceev

Siv no raug nyob rau hauv cov neeg pluag teeb pom kev zoo thiab tshwj xeeb cov teebmeem. Tiam sis ntawm no, nco ntsoov siv ib lub kos, txwv tsis pub plooj yog nyob rau hauv tag nrho cov duab. Yog hais tias koj teem ib lub siab rhiab heev, ces tos rau lub fact tias nyob rau hauv qhov tsaus ntuj nti nyob rau hauv cov kev yees duab yog ua txhua yam yuav tsum tau "suab nrov". Koj muaj peev xwm kho no nyob rau hauv qhov kev pab cuam "Photoshop", tab sis qhov zoo tshaj ntawm nws yog txo.

Raug magnitude yog ntawm kev tseem ceeb thaum shooting dej, tsis hais seb nws yog ib tug ciav los yog ib tug dej. Ceev heev shutter muaj peev xwm tsim cov nyhuv ntawm ib tug khov nto, thiab ntev heev - qhov tsis muaj sharpness. Yog li, rau qeeb dej ntws thiab ntws haum degree ntawm los ntawm 1/30 mus rau 1 / 125c. Nyob rau hauv cua hlob, muab qhov chaw kawm los ntawm 1/125 rau 1/250. Torrents yuav tsum tau muab tshem tawm thaum cov nqi ntawm txog 1 / 1000s.

Yog hais tias koj muaj kev txaus siab-zoo SLR koob yees duab los yog ib tug kws, koj yuav tau tshem tawm cov hmo ntuj scenery ntawm lub ntuj ncua mus txog ob peb teev. Yog li ntawd koj tau txais tsis tau tsuas yog ib qho kev nthuav yees duab, tab sis lub trajectory ntawm lub ntiaj teb. Tsis txhob hnov qab txog lub rhiab heev, los yog lub suab nrov yuav ua tau unbearable.

Thaum shooting underwater siv sai shutter speeds rau tsis muaj ntau tshaj li 1 / 30s, vim hais tias koj yog lossi tsiv, uas txhais tau tias nws yuav ua tau ib qhov muag plooj duab.

Tam sim no nws ua luaj li cas ceev thiab nyob rau hauv dab tsi mob nws siv. Yog hais tias qhov kev kawm, kev nthuav los yuav tau tau txawm nyob rau hauv lub advanced compact koob yees duab, tiam sis yog koj tham txog cov kev cov khoom, muaj yog muab masterpieces. Xav txog cov yam ntxwv ntawm koj lub koob yees duab thiab shooting tej yam kev mob, txawm ib hnub ci los yog pos huab huab cua dramatically pauv lub sij hawm.