Thaum muas lub koob yees duab compact, nws yog txaus kom paub tseeb tias qhov zoo ntawm lub lens thiab kev ua haujlwm ruaj khov ntawm qhov txav. Thiab thaum kuaj kev ua haujlwm ntawm lub koob yees duab SLR hnyav, uas muaj ntau qhov sib xyaw cov tshuab, muaj kev ua siab ntev thiab ceev faj yuav tsum tau ua kom pom.
Cov Lus Qhia
Kauj ruam 1
Yog tias koj pom qhov kev pom zoo tsim nyog tshaj tawm ntawm kev tshaj tawm rau kev muag cov thev naus laus zis siv, hu rau tus neeg muag khoom uas siv cov ntaub ntawv tiv toj. Hauv kev sib tham hauv xov tooj, tsis txhob hnov qab qhia meej txog pes tsawg daim duab thaij nrog lub koob yees duab no. Lo lus nug no yog qhov tshwj xeeb tshaj yog thaum xaiv lub koob yees duab SLR, vim tias nws yog lub shutter uas yuav coj los hnav rau hauv pawg no ntawm cov khoom siv.
Kauj ruam 2
Txhua lub koob yees duab SLR muaj nws lub peev xwm tshaj plaws lub neej kaw, yog li nws tsim nyog tias cov cuab yeej siv sab nraud ntawm lub koob yees duab tsis dhau ib nrab ntawm qhov ntsuas no. Txwv tsis pub, ntxiv cov nqi ntawm kev hloov lub ntsuas hluav taws xob yuav tshwm sim tom qab kev yuav khoom.
Kauj ruam 3
Txheeb xyuas qhov "mais" ntawm lub ntaus ntawv koj tus kheej. Txhawm rau ua qhov no, siv ib daim duab uas thaij los ntawm lub koob yees duab no, kev txhim kho los ntawm cov kws kho teeb meem. Tus naj npawb ntawm kaw hluav taws xob tau kaw tseg hauv EXIF ntawm txhua thav duab. Txhawm rau kom tau txais cov ntaub ntawv no, siv ShowExif program (saib tus nqi ntawm "Tag nrho cov xov tooj ntawm lub shutter tso tawm" parameter) lossis nrov IrfanView ("Tag nrho cov duab" parameter).
Kauj ruam 4
Thaum koj yuav lub koob yees duab SLR loj los ntawm koj txhais tes, nug tus tswv rau tag nrho cov keeb kwm ntawm nws txoj haujlwm. Cov koob yees duab no feem ntau siv rau hauv cov xwm txheej huab. Rau kev cog lus tsis zoo, pheej yig cov koob yees duab, zaj dab neeg ntawm pes tsawg tus ntas yuav tsis tshua tseem ceeb.
Kauj ruam 5
Tshawb xyuas lub cuab yeej kom zoo zoo rau qhov zais qhov tsis xws thiab ua tsis zoo. Nqa tawm qhov kev tshuaj xyuas tib yam li thaum yuav lub koob yees duab tshiab, tab sis kom zoo zoo. Tshuaj xyuas qhov zoo li. Tsis txhob saib qhov tawg, tawg, tawg. Nug tus tswv rau lawv lub hauv paus. Txheeb xyuas cov ntsia hlau sib txuas, uas yuav tsum tsis txhob muaj cov cim ntswj ntsia hlau. Co lub koob thaij kom paub tseeb tias tsis muaj qhov kaw qhov rooj lossis ua si.
Kauj Ruam 6
Tshawb xyuas qhov cog lus me lossis matrix rau tawg pixels. Yog tias koj pom ib qho twg, nws yog qhov zoo dua rau kev thim qhov tsis yuav. Qhib lub aperture kom deb li deb tau thiab tua tawm ntawm kev ua kom pom ib qho khoom ci ntsa iab, xws li lub hnub ci ntsa iab. Lub teeb rau matrix teeb yuav muab tawm dub "tawg" pixels. Txheeb xyuas "kub" uas tsis xws luag ntawm lub ntsuas qeeb qeeb nrog lub teeb uas raug kaw. Lawv yuav ci hauv dub teb ntawm daim duab.
Kauj Ruam 7
Tshawb xyuas qhov lo ntsiab muag, lens ntawm sab. Lawv yuav tsum yog pob tshab thiab tus qauv. Lub Autofocus yuav tsum tsis txhob txho, ua haujlwm sib luag, tsis muaj suab nrov. Yog tias koj pom cov neeg kho tshuab thiab lub lens zoo dua hnav tawm, ncua kev yuav khoom thaum kev kho ntxiv yuav kim heev.
Kauj ruam 8
Nco ntsoov tias txhua tus lej thiab cov nyees khawm ua haujlwm zoo. Ua kom muaj ntau lub koob yees duab ua haujlwm thiab tua hom. Siv ob peb xeem kev txhaj tshuaj, kuaj tawm lub metering, tsom mus thiab ua-nyob rau hauv cov teeb nyem.
