Qhov zoo ntawm daim duab ntawm cov "xab npum lub tais" tau ntev lawm los haus cov neeg siv, yog li nyob rau hauv lawv txhais tes, txawm ntau zaus pib tshwm sim SLR koob yees duab . Ua tau, vim li cas? Hauv Internet yog cov kev qhia ua yeeb yaj kiab, cov cim kos duab rau txhua lub ces kaum tuaj koom nrog cov tsev kawm ntawv tshwj xeeb. Saib ntawm no sib, peb muab tus nyeem ntawv ib cov khoom uas yuav pab tau cov novice nkag siab yuav ua li cas xaiv nws zoo thawj SLR lub koob yees duab kom raug.
Cov lus qhia dav dav
Ua ntej, cia peb txhais cov koob yees duab digital SLR, ces peb yuav rov qab mus rau lo lus nug seb yuav xaiv nws li cas. Daim iav thaij duab txawv ntawm qhov hais los saum toj-hais "xab npum" nrog ib qho khoom siv kho qhov muag. Nyob rau qeb ntawm cov cuab yeej, nws muaj ib lub lens, ib daim iav thiab ib qhov kev saib pom. Thaum lub sij hawm nias ntawm lub pob nyem khawm, lub iav ceev nrooj nce, lub teeb nkag mus rau hauv daim duab, xa mus rau nws cov duab uas tus kws yees duab pom hauv qhov kev ywj pheej thaum lub sij hawm ntawm nias tus txhais. Nws yog tsaug rau lub xub ntiag ntawm daim iav hauv qhov muag kho qhov muag tias hom kab yees no tau txais nws lub npe.
Muaj ib qho kev xav tias SLR lub koob yees duab nyuaj heev uas siv los siv, thiab hauv qhov no qhov tseeb. Txawm li cas los xij, tsis yog tag nrho ntawm cov khoom siv tau los yog cov kev tswj hwm. Ua ntej xaiv ib lub koob yees duab SLR, koj yuav tsum to taub tias lawv raug muab faib ua cov neeg ua haujlwm, kev ua haujlwm thiab kev xav ua. Yog hais tias koj yuav tsum nrog cov koob yees duab theem siab ntev, thiab nws tsis yog qhov tseeb uas txhua tus neeg yuav tau ua, ces qhov pib xyaum ua yuav tsis yooj yim dua li siv lub npov xab npum nws tus kheej.
Xaiv ib lub koob yees duab
Yog li, tam sim no peb paub tias yuav xaiv tus SLR lub koob yees duab zoo li cas rau koj tus kheej. Thawj zaug ntawm tag nrho, yav tom ntej ib nrab kws yees duab yuav tsum to taub tias tsuas yog qhov zoo ntawm daim duab yog cuam tshuam los ntawm ob txhais tes, tsis yog tus nab npawb ntawm megapixels. Yog li, nws tsis yog qhov yuav tsum tau xaiv cov khoom siv nrog tus nqi ntau dua 10-14 Mp. Tag nrho cov uas ntau tshaj, nyob rau hauv thaum ntxov hnub yog ib tug pov tseg ntawm cov nyiaj. Rau koj kom nkag siab, qhov kev daws teeb meem ntawm 14 megapixel yog txaus tua ib qho yees duab qhov luaj li cas ntawm cov ntawv xov xwm.
Qhov ntxiv parameter, uas yog inexperienced rau cov neeg siv, yog lub teeb kis tau tus kab mob (piv txwv hauv cov pawg ISO). Kom piav qhia rau tus nyeem ntawv tias qhov txiaj ntsim no tsis tuaj yeem pab tsim cov duab zoo dua, yuav tsum muaj dua ib tsab xov xwm. Peb yuav hais tau yooj yim: ntawm no, qhov tseem ceeb tshaj yog kev nkag siab txog cov qauv kev xaiv ntawm lub teeb pom kev zoo rau qhov kev kawm thiab kev tswj hwm, thiab tsis yog rau cov units ISO. Yog li, tshwj xeeb tshaj yog chasing nqi no tsis tsim nyog nws, tseem tsis tau pab tsis muaj cov kev txawj ntse hauv photography. Tab sis qhov loj ntawm lub koob yees duab matrix - qhov no yog qhov tseem ceeb parameter! Ntawm no nws yog ib qhov tsim nyog nug tus muag khoom-tus neeg pab tswv yim txog lub koob yees duab uas nws loj dua. Hauv no regard, txhua yam yog ntuj - loj dua nws me me, qhov ntau vivid thiab tiag tiag li lub yees duab yuav tshwm. Tom ntej no, them nqi rau qhov sib txig ntawm qhov kho qhov muag thiab kho qhov muag xwb!
Cov digital zoom, uas ntau manufacturers khav, tsis tau nqa dab tsi los ze zog, tab sis tsuas yog nce ib feem ntawm lub thav duab rau tus kws yees duab, thaum worsening qhov zoo ntawm daim duab. Tab sis qhov optical zoom xws li ib tug binocular theem cov duab los ze zog, tsis poob li ib Diam duab. Tom ntej no, nco ntsoov them sai sai rau qhov siab tshaj plaws ntawm daim npav txhawb kev nco, hom phiaj nws yuav tsum tsawg kawg yog 32 GB, thiab ntau tshaj - qhov zoo dua! Tsis tas li ntawd, sim xaiv ib tug qauv uas yuav yooj yim rau dag nyob rau hauv koj txhais tes, vim hais tias nws tsis yog rau tus neeg muag khoom, uas yog koj, tus kws yees duab tom ntej, los tsim duab thaij duab nrog lub koob yees duab no!
Peb cia siab tias cov khoom siv no yuav pab tau tus nyeem ntawv los xaiv tus qauv tsim nyog ntawm SLR lub koob yees duab.