Khw rau cov koob yees duab uas muaj ntau feem xyuam xim
Thaum nws tawm los rau lub koob yees duab loj, koj yuav pom cov duab zoo nkauj tshaj plaws los ntawm lub siab tshaj plaws ntawm cov sensor, feem ntau megapixels, lo ntsiab muag zoo thiab zoo tshaj plaws dua lwm chav tsev kawm ntawv koob yees duab. Tias 's tsis tau hais tias lwm cov koob yees duab yuav tsis muaj kev thaij duab zoo heev los yog tias muaj lub rooj sib txig loj los ua kom tau zoo. Thaum kawg, muaj ntau yam uas ua rau duab zoo xws li teeb pom kev zoo, qhov tob ntawm daim teb, qhov qhia qhov tseeb thiab kev ua kom pom tseeb, thiab lawv txhua tus tuaj yeem ua si lub luag haujlwm tseem ceeb hauv tus kws yees duab yuav ntes tau cov yees duab zoo tshaj thiab yees duab.
Yog tias koj tab tom nrhiav ib lub koob yees duab-high-resolution, Canon tus EOS 5DS R yog crème de la crème, muab ib qho zoo kawg 50.6 megapixels ntawm kev daws teeb meem. Ua tsis yuam kev txog nws, EOS yog txiav txim siab los ua ib tus thawj tua neeg tua tsiaj thiab thaum nws muaj 1920 x 1080 30fps video capture, qhov kev yees duab thawm hnub no yog txhua yam txog kev yees duab tseem. Tus nqi hnyav hnyav no tsuas yog rau lub cev xwb, tsis muaj lub lens nrog, tab sis Canon muaj ib tug tua ntawm EF-series lo ntsiab muag uas tau siv nrog EOS. Lenses cia tseg, Canon ntxiv lim tsawg-dhau los pab kom ua tiav kom zoo dua 50.6-megapixel CMOS sensor kom xa cov duab siab zog dua thiab nce siab.
Lub cev ntawm lub koob yees duab nws tus kheej yog raug Canon style, dub thiab textured nrog tsis muaj nta tshwj xeeb nta uas pab ua kom nws sawv ntawm pawg neeg. Uas tau hais tias, nws muaj ergonomics zoo heev hauv tes thaum shooting thiab lub cev-sealed lub cev tiv thaiv nws tiv thaiv cov ntsiab lus. Lub 3.2 tsau-tuav LCD khub nrog 100 feem pua qhov kev pab cuam viewfinder uas muaj .71x magnification, uas zoo heev. Los pab nrog shooting, Canon ntxiv ib qho kev poob siab 61-point autofocus uas yog cov ntau tshaj qhov ntawm DSLR nyob rau tom khw hnub no. Yog hais tias tus nqi ntawm kev nthuav dav yog qhov koj tus photography xav tau yog hais txog, qhov no yog qhov uas yuav yog.
Thaum nws yuav yog lub koob yees duab ntawm leeg li ntawm $ 1,000, Olympus 'OM-D E-M5 Mark II muaj ib tug 40-megapixel TruePic VII duab processor. Mus txog 40 feem pua me me thiab sib zog dua li ntawm cov tshuaj DSLR, Olympus muaj lub cev ergonomically tus cwj pwm huab cua uas ntim tau uas tsis muaj dej khov, cov plua plav thiab cov thawv dawb. Thiab txawm tias nws yog qhov uas pheej yig tshaj nyob rau hauv daim ntawv teev, nws tsis skimp rau cov nta. Nws muaj ib txoj kev ua kom muaj zog zoo tshaj plaws rau tsib lub cev kom txo tau qhov teeb meem ntawm lub thawv yees duab tho thiab 10 ntas ib qhov kev sib tsoo tua ob. Raws li cov duab thaij duab ntau, cov Olympus muaj yees duab, tab sis mus dhau ntawm qee qhov kev sib tw siab dua uas yog muab 1080p Full HD yees duab ntawm 60, 30, 25, thiab 24fps.
Ib qhov chaw uas Olympus poob nrog nws daim ntawv teev nyiaj txiag yog lub roj teeb lub neej. Nyob ntawm 310 duab, nws luv luv, tab sis qhov kev koom tes ntawm cov duab zoo thiab cov nqi nyiaj txiag txhais tau hais tias (lwm yam khoom siv) cais roj teeb tsis tawm ntawm cov nqe lus nug. Tshaj li ntawm cov roj teeb, Olympus pab saib cov duab uas yuav ntes tau thiab ua rau cov khoom siv ntawm peb lub vijtsam (LCD) uas nthuav tawm rau sab nrauv thiab tig 270 degrees tagnrho. Kev sib tham sib electronic viewfinder muaj kev tswj ntawm qhov muag theem ntawm kev ntes hnub los yog hmo ntuj txhaj tshuaj seb koj puas nyob hauv lub studio los yog nyob rau ib lub tsev kawm ntawv. Muab pov rau hauv WiFi rau kev xa cov duab mus rau ib lub xov tooj smartphone lossis lub computer thiab cov txiaj ntsig yog qhov zoo tshaj plaws hauv kev ua si tus neeg tua tsiaj uas ua rau lub koob yees duab zoo, tshwj xeeb tshaj yog tias koj mus rau kev kos duab thiab duab thaij duab.
Ua nrog tus EN-EL15 rechargeable li-ion roj teeb, Nikon D850 yuav tau siv 1,840 tseem cov duab ntawm ib zaug xwb (uas yog li 70 teev ntawm 4K yees duab.) Nws yog tus Ntaus 1 Tshiab Tso Tawm hauv DSLR Cameras ntawm Amazon, thiab nws nco ntsoov xaus koj tag nrho cov lis xaus tsis tas yuav tsum tau them yog tias koj nqa nrog koj mus so haujlwm.
Nikon D850 yog tsim los nrog lub backside touchscreen illuminated puv nkaus duab duab sensor uas tsis muaj kev hloov lim khis qis siab. Lub koob yees duab heavyweight siv 45.7 megapixels rau kev daws teeb meem zoo tshaj plaws thiab muaj kev sib txig zoo rau kev nyob deb kom deb, tsis txhob poob zoo. Nws muaj peev xwm ntes cuaj ntaiv ib ob los nrog tag nrho cov daws teeb meem uas tsis muaj qis duab hauv cov duab los ntawm ob qho tib si. Koj mam li yuav tau sau cov yeeb yaj duab 4K Ultra HD, nrog rau lub 8K sij hawm lapse siv lub caij nyoog interval. Muaj qee qhov kev txiav txim siab qeeb qeeb txog 120 FPS ntawm 1080p tag nrho.
Thaum nws tuaj cuag qhov kev yees duab tshwj xeeb, lub 45.7-megapixel Nikon D850 DSLR muab kev pab loj. Zoo hmoo, lub koob yees duab no ntau tshaj qhov megapixels, nrog rau lwm cov highlights nrog 153-point autofocus system, 4K video txias thiab sij hawm-lapses, Bluetooth thiab Wi-nkaus connectivity, thiab raws li xya thav ntawv-ib-thib ob tawg ntho txhaj tshuaj. Tshaj li nws txoj kev teeb tsa, qhov tsim cov phom li thaj tsam ob phaus thiab muaj kev tuav twj ywm uas pom tau tias yog nyob ntawm tes.
Rau cov neeg siv sijhawm ntev Nikon, tus tswj teeb yuav paub sai sai, nrog cov nyees khawm tau tsim nyob rau hauv tus qauv Nikon xom lees, tab sis koj yuav pom ib qho kev hu rau sab laug thiab lub ISO khawm tau hloov nrog ib hom khawm. Lub 3.2-nti tilting LCD yog Attendance tib thiab muaj touchscreen yug uas tso cai yooj yim thiab ceev menu navigation.
Thaum nws cov megapixel suav tej zaum yuav tsis siab npaum li nws cov counterparts, lub Pentax KP 24.32 megapixel DSLR koob yees duab muaj kev sib txuas ua ke ntawm kev yees duab thiab tiv thaiv cov ntsiab lus. Dustproof thiab dej-resistant, cov Pentax tuaj yeem kov cov kev mob hnyav tag nrho txoj kev mus txog 14 degrees Fahrenheit ua ntej tsis ua hauj lwm. Nws lub cev tsim lub cev pab nws ua haujlwm zoo xws li kev yees duab los yog kev taug kev taug kev.
Ua thawj zaug APS-C lub koob yees duab los ua kom muaj kev sib zog tua txo, Pentax muaj tsib-axis mechanism los pab tiv thaiv lub koob yees duab tiv thaiv ntuj tawm ntawm tes kom muab cov duab thaij duab tshwj xeeb rau txhua qhov kev sib txuas. Txuas ntxiv, KP yog tsim rau ISO sensitivity 819,200, uas ua rau nws yog ib tug zoo xaiv rau thaum tsaus ntuj photography shooting. Lub tilting LCD pab tus kws yees duab nrog ob lub siab thiab qis heev shooting.
Canon qhov kev tshawb fawb los ua tus qauv thawm niaj thau tseem nrog cov EOS 5D Mark IV thiab nws 30.4 megapixel DIGIC CMOS sensor. Qhov loj dua daws teeb meem ntawm Mark IV muaj superb tshuav ntawm kev daws teeb meem thiab kev cai ntau thaum tseem tswj Canon lub koob npe nrov rau cov zis tshaj plaws ntawm cov xim tso zis. Pab nrog capturing lub zoo meej txhua txhua lub sij hawm, Canon nrog lub ceev ceev thiab muaj tseeb 61-point autofocus system, thiab raws li mus txog 7 ntas ib thib ob kev nruam shooting ceev kom paub tseeb tias koj ntes ceev nrawm nrog yooj yim. Nws yog lub caij nyoog kawg uas ua rau kos Vas IV rau kev thaij duab duab tshoob, portraits thiab kev sib tw kis las.
Canon tsim lub cim IV kom tawv thiab, thaum nws yog ergonomically xis thiab hnav rau lub koob yees duab puv npo ntawm 1.8 phaus, qhov sib ntxiv ntawm huab cua sealing ua rau nws haum rau cov ntsiab lus. Ntxiv thiab, Canon ntxiv 4K video teeb meem ntawm 30 fps nrog super yooj yim-rau-siv interface thiab ib txoj kev ceev rau thawb 8.8 megapixel tib dluab ntawm koj yees duab yees duab. Pov nyob rau hauv ISO ntau ntawm 100-32000 nrog 50-102400 expansion thiab nws yooj yim los saib yog vim li cas lub Mark IV yog ib tug tag nrho-thav duab kev npau suav. Sib npaug tawm cov txheej txheem tshwj xeeb yog 3.2-nti chaw-xim LCD touchscreen uas ua rau koj ntiv tes los ntawm menus thiab xaiv kev xaiv, nrog rau kev sib ncawg los ntawm cov dluab thiab deej-zoom, uas pom tau tias yog tom tsev vim lub ntiaj teb smartphone .
Pentax tus 645Z tej zaum yuav tau tso tawm rau Lub Rau Hli 2014, tab sis cov koob yees duab 51.4-megapixel CMOS sensor tseem yog tus kws yees duab delight. Nrog lub neej roj teeb uas tshaj 650 cov duab thiab glowing tsib-hnub txheeb xyuas txog Amazon, lub 645Z yog qhov pov thawj tias hnub nyoog tsis tas yuav muaj teeb meem. Raws li lub koob yees duab hom qub, tsis muaj lus nug txog qhov nqi lossis yuav ua rau siab ua ntej koj tseem ntxiv rau qhov kev yuav khoom ntawm lub lens, yog li ntawd nws yeej tsis yog lub ntsiab lus rau kev tua neeg xws li. Nruab nrab hom ntawv tshaj ntawm cov duab kom tsis txhob poob kev nthuav dav thiab ua li ntawd zoo dua DLSR lub koob yees duab.
Muaj me ntsis ntawm ib qho kev kawm nkhaus nrog Pentax, tab sis thaum koj tau tuav ntawm lub koob yees duab kev teeb tsa, nws yog npau suav tuaj yeem muaj tseeb rau cov toj roob hauv pes txhaj tshuaj. Tej zaum nws yuav yooj yim rau kev sib txuas ntawm Pentax raws li ib qho loj DSLR nrog ib tug loj sensor, tab sis nyob rau ntawm 3.42 phaus koj yuav paub thaum koj nyob nraum tuav lub Pentax. Tab sis txawm tias nws qhov hnyav hnyav, nws yog ergonomically tsim kom muaj ob leeg xis thiab thaum npaj txhij rau ib pliag lub ceeb toom. Lub tiltable 3.2-nti LCD saib yog zoo meej rau preview dluab txoj cai tom qab kev ntes. Nws muaj 27 lub ntsiab lus autofocus los pab taug qab ib qho kev kawm nrog rau kev ua haujlwm kom pom tseeb zoo li muaj peev xwm pom kev ncaj ncees.
Thaum kawg, tus Pentax los rau duab zoo thiab nws zoo kawg nkaus. Cov duab yog xim ntsuab thiab tag nrho ntawm lub neej, nrog kev ua haujlwm ntau (txog ISO 204,800) uas tuaj yeem ncav mus pub rau qhov txwv. Tag nrho HD yees duab ntes thaum mus txog 60fps yog koj thiab raws li vibrant raws li ib tug yuav xav txog tej yam xws li ib tug high-resolution shooter. Li ntawd, yog tias koj tab tom nrhiav kev ntes thiab luam ntawm qhov kev nthuav dav tshaj, tus 645Z yog hu koj lub npe (thiab hnab nyiaj).
Sony lub A7R II puv nkaus-daim duab mirrorless lub koob yees duab muaj ib qho zoo kawg nkaus 42.3 megapixels ntawm kev daws teeb meem uas yog khub nrog qhov loj tshaj backside-illuminated sensor nyob rau hauv kev ua lag luam. Tsis muaj ib qho lus nug uas Sony lub A7R II yog lub koob yees duab huab cua ntim huab cua, ergonomically pleasing uas tsuas yog qhov tseeb flaw yog nws lub neej luv roj (nws tuaj yeem tua 340 cov duab ua ntej roj teeb). Txawm li cas los ntawm kev ua tau zoo heev thiab kev ua kom muaj zog hauv lub cev yuav muaj txhua yam, tiam sis saib tsis tau cov roj teeb lub neej luv. Lub CMOS sensor nws tus kheej muaj kev daws teeb meem thiab kev ua suab nrov, thiaj li pom cov duab thiab yeeb yaj duab uas tsis muaj dab tsi luv ntawm kev zoo siab. Tsis tas li ntawd, qhov 399 on-sensor autofocus nrhiav ntsiab lus yog zoo li ntawd, lawv yuav tsom rau qhov kawm lub qhov muag txawm tias thaum nyob rau hauv tsab ntawv tsa suab.
Cov kauj ruam ntawm 4K video yog qhov tseem ceeb vim nws tsis yog feem ntau muaj nrog cov duab thev duab ntau-high-resolution uas yog qhov ua kom pom tseeb ntau heev ntawm tseem thaij yees duab. Kev ntes 4K nyob rau hauv tag nrho-thav duab los yog Super 35 hom ntawv nrog ib tug tag nrho kis ntawm kev tswj ntawm phau ntawv muab cov qhabnias cov qhab-nees uas pab ua Sony ib qho zoo kawg nkaus feature-rau-nqi yuav khoom.
Txawm hais tias nws yog video los yog cov duab, tsib-axis hauv lub cev duab stabilization ntxiv kom raug them nyiaj rau plooj los ntawm kev tua lub koob yees duab tuav los ntawm kev tsiv vertical, horizontally, pitching, yawing los dov kom paub meej duab thiab video capture. Thiab muaj peb sab Xtra Fine LCD zaub muaj nyob rau hauv kev sib tw nrog Tru-Finder electronic viewfinder kom paub tseeb tias koj pom txhua yam hauv cheeb tsam ua ntej txav mus.