Sony Alpha DSLR-A290: ib tug txheej txheem cej luam, specifications, xyuas

Model Alpha DSLR A290 - zoo lub koob yees duab, uas yuav sib tham txog nyob rau hauv no tsab xov xwm. Nws tso cai rau txawm novice cov neeg siv kom yooj yim tiv nrog lub shooting ntawm high-zoo dluab.

Cov chaw tsim tshuaj paus muab ib tug qauv matrix ntawm 14 megapixels. Muaj yog ib tug zoo lens, tshwj xeeb functions, uas lawv tus kheej yuav tau teem lub koob yees duab coj cov duab. Lub apparatus txawv uas tsis muaj nqi thiab tsis muaj ceeb thawj. Ntawv qhia zaub mov intuitive, yooj yim, ib qho yooj yim mus tshem tawm ua tsaug rau nws hais tias ib tug kev duab.

Saib thiab xav tias

Lub koob yees duab Alpha DSLR A290 yog ib tug zoo lub koob yees duab, tau txais los ntawm ib tug chaw tsim tshuaj paus ntawm zoo vaj tse nyob. Tswv nyob rau ntawm 100% yuav tau nco ntsoov hais tias cov khoom yog tsis tau tawg los ntawm ib lub teeb tshuab, tsis txhob kos. Ntxiv mus, lub vaj tse yog tsis cov yiv tes. Qhov ntev ntawm lub ntaus ntawv loj: 12,8 × 9,7 × 6,8 cm (tsis suav cov lens). Yog tsis muaj lub hwj chim, thiab ib co lwm qhov chaw "ntxuav" lub koob yees duab nyhav 450 Muab hais tias feem ntau ntawm cov kev pab kiag li lawm tau ntau zog hnyav, qhov no daim duab yog zoo tagnrho.

Nyob rau hauv pem hauv ntej ntawm lub Sony Alpha DSLR A290 (saib yuav pab txiav txim cov kev xaiv) yog ib tug lens, ib tug siv thiab ib tug tseem ceeb qib zoom nyob rau hauv / tawm. Txoj cai chaw tsim tshuaj paus txheej txheem ib tug tshwj xeeb protrusion, uas yog yuav tsum tau rau zoo dua tuav ntaus ntawv. Nyob rau nraum qab ntawm lub chav tsev yog ib tug zaub thiab ib tug ob peb nyees khawm kom pab txhawb lub chaw ua hauj lwm nrog cov ntaus ntawv. Cov lawv yog tus yuam sij rau tshem tawm cov duab mus saib lawv.

Thaum lub saum toj yog ib tug khawm, uas yog lub luag hauj lwm rau kev hu mus rau li lub zaub mov tseem ceeb. Tom ntej no mus nws yog ib tug khawm kom siv lub flash thiab ib co lwm yam kev tswj Cheebtsam. Cov hauv qab no yog ib qhov rau ib tug nco card thiab cov roj teeb, raws li zoo raws li lub connector uas tso cai rau ib lub kos.

zaub

Lub koob yees duab Sony Alpha DSLR A290, tus yam ntxwv uas yog tau piav nyob rau hauv tsab xov xwm yog ib tug zoo sau. Nws loj yog 2.7 nti. Resolution - 230 × 400 pixels. Vim xws cov yam ntxwv ntawm cov duab zaub kis tau rau hauv nplij siab thiab tsis poob ntawm zoo ib thiab xim tones. Qhov kev tshuaj ntsuam tsis tig, tab sis lawv saib cov ces kaum yog dav. Qhov no pub rau tej taw tes rau saib hauv daim duab no. Nyob rau hauv muaj zog tshav ntuj zoo tsis muaj distortion thiab heev tshwm sim.

Lub built-nyob rau hauv lub koob yees duab viewfinder. Nws tau txais ib tug roj hmab qhov muag khob. Nrog rau qhov no tov, siv lub ntaus ntawv ntau npaum li cas yooj yim.

functionality

Lub Sony Alpha DSLR A290 lub koob yees duab kev ntawm uas yog piav rau hauv qab no, xws yeem kos raws li cov duab stabilization. Nws yuav pab tau kom tsis txhob koob yees duab co yog ib tug neeg tshem tawm nws txhais tes, es tsis siv ib lub kos. Cov tib xaiv tso cai rau koj los mus tsim cov duab nyob rau hauv uas tsis muaj teeb tsis muaj ib tug flash hauv tsev. Dluab yog ua los ntawm atmospheric thiab zoo nkauj incredibly. Lub koob yees duab muaj ib tug sai lag luam, nws qhia tau hais tias tseem muaj cov lus teb rau tus tswv tsev thov. Nws ua hauj lwm rau ib tug BIONZ processor. Nws tso cai rau koj mus tau yooj yim lis cov ntaub ntawv uas qhia cov qhov tso zis zoo thiab rab chais ntse.

Lub sab hauv interface yog intuitive thiab yooj yim rau siv. Yog hais tias tus neeg siv pom nws nyuaj rau nrog tej zaub mov, nws yuav tau mus rau lub on-screen qhia. Nws tau piav nyob rau hauv kom meej tag nrho cov chaw thiab cov hauj lwm zoo. ib yam ntawm cov muaj hom zaum yuav raug xaiv yog tias qhov kev kawm. Lawv tag nrho cov ua tau rau zoo tag nrho dluab nyob rau hauv tej yam kev mob. Duab stabilization system - cov passive kev xaiv, nws tsis yog tsim nyog los muaj xws li. Nws yuav cia cov mus ua cov duab raws li tseeb. Nyob rau hauv thiaj li yuav saib lub resulting dluab nyob rau ib tug loj screen yuav txaus mus cuag lub koob yees duab mus rau ib tug TV. Lub tej thaj chaw deb tswj yuav scroll ntawm cov duab.

matrix

Lub koob yees duab Sony Alpha DSLR A290 ua hauj lwm nrog rhiab matrix. Nws daws teeb meem twb tau piav saum toj no. Yog hais tias tsim nyog, koj muaj peev xwm qhib AutoISO. Nws tso cai rau koj yuav tau ua hauj lwm nrog cov koob yees duab rhiab heev. Vim hais tias ntawm no duab yuav tig tawm zoo txawm nyob rau hauv cov neeg pluag ua hauj lwm tej yam kev mob.

photography

Duab yog muaj nyob rau hauv ob hom: yog RAW, los yog JPEG. Maximum duab daws teeb meem - 4592 × 3096. Yog hais tias koj xav tau ib tug loj me me, koj muaj peev xwm tau yooj yim hloov nws nyob rau hauv qhov chaw. Lub zog muaj kev xaiv chaw kawm lub timer rau 2 vib nas this los yog 10 vib nas this. Tsaug rau nws, koj muaj peev xwm tua lawv tus kheej-portraits los yog pab pawg neeg kev txhaj tshuaj qhov twg tus tswv ntawm lub Sony Alpha DSLR A290 yuav tsis ntawm nws tus kheej tau nyem rau ntawm cov kev kawm tseem ceeb. Tawg lawm kev xaiv no yog muaj: ib tug ncej yog 2.5 vib nas this. Yog hais tias koj noj cov duab nyob rau hauv RAW hom ntawv, lub koob yuav tau txog li 6 dluab. JPEG duab yog npaum li cas raws li ntev raws li txog rau thaum xaus txoj hauj lwm rau lwm tus tsav.

roj teeb

Lub koob yees duab Sony Alpha DSLR A290 ua hauj lwm nrog ib tug lithium-ion roj teeb. Thaum siab them rau tus tswv tsev yuav tau ua hais txog 510 txhaj tshuaj. Tom qab hais tias, lub koob yees duab yuav tau mus yuav kev cob cog rua rau lub hwj huam mov. Saib xwb theem yuav yuav nyob rau hauv lub saum toj ntawm cov zaub.

Zoo thiab tsis zoo

Qhov zoo ntawm tus dais xws li ib tug siab zoo, check thiab robust vaj tse, muab tshwj xeeb hom rau shooting ib tug txaus, ntev roj teeb lub neej, intuitive ntawv qhia zaub mov.

Zoo li lwm yam kev ntaus ntawv, lub koob yees duab muaj drawbacks. Rau cov neeg muaj xws li ib tug me me tshuaj ntsuam thiab tsis muaj kev video creation muaj nuj nqi.

lub tswv yim tswv

Qhov saum toj no sib tham zoo thiab qhov tsis zoo, raws li kws txawj. Thiab dab tsi yog qhov pros thiab cons ntawm daim ntawv tuav tseg novice? Tsis tshua muaj nqi yog faib rau txhua tus neeg siv. Zoo kuj nyob rau hauv lub Palm ntawm koj txhais tes, qhov zoo ntawm cov dluab, lawv loj, zoo heev xim rendition, ntev kev pab cuam lub neej - tag nrho cov virtues. Ntxiv mus, qhov no "reflex" yog zoo suited rau cov neeg uas tsuas paub kos duab rau ntawm kev noj cov duab.

Ntawm cov shortcomings tau txais kev pab paub qhov txawv cov nram qab no: tej zaum kuj tau zim zuag duab, muaj yog tsis muaj LCD screen, tsis tshua muaj lub teeb rhiab heev. Ib txhia tsis txaus siab txog cov tsis muaj sij hawm los mus tsim ib tug yees duab. Tsis tas li ntawd, tus tswv qhia hais tias qhov zoo tshaj ntawm cov duab yog tej zaum kuj tsis mus txog rau lub thov 14 MP thiab ntau nyob rau hauv txoj kab nrog 12 megapixels.

tau

Lub koob yees duab Sony Alpha DSLR A290 yog zoo meej rau beginners. Lub koob yees duab yog intuitive, nrog nws yuav tsis muaj ntev heev kom to taub lub chaw thiab kev xaiv muaj. Tag nrho cov tsim nyog nuances ntawm lub koob yees duab teev cia. Tsis tshua muaj qhov hnyav thiab qhov nqi ntawm cov kev ntaus ntawv yog kom meej meej haum tej buyer, ob qho tib si novice thiab kev.