Canon Rov Mus Rau Sab Sawv Cev ntawm DSLR Nrog 7D
The Canon EOS 7D yog lub khw muag khoom flagship APS-C lub koob yees duab. Tsim kom muaj koob yees duab yeeb yam xws li Nikon D300S, nws txuas nrog ib lub suab siab megapixel nrog tus nqi tsim nyog.
Hauv ntau lub koob yees duab, lub koob yees duab no txawm tawm tsam Canon lub 5D Mark II. Yog tias koj tsis xav tau lub koob yees duab tha xim, koj yuav nyuaj-nias kom pom tias yog vim li cas thiaj yuav tus nqi kim tshaj 5D.
Hloov tshiab 2015: Lub Canon EOS 7D raug tso tawm ua ntej 2009 thiab qhov kev ntsuam xyuas tau muab sau cia rau xyoo 2010. Nws yog ib lub koob yees duab zoo heev thiab tseem yog ib qho zoo heev ntawm kev siv cov lag luam. Rau qhov dhau los ntawm 7D, saib Canon EOS 7D Mark II, uas muaj 20.2 megapixels thiab muaj peev xwm ua kom zoo dua HD video.
Tshaj tawm
Yuav luag ntau los hais, tab sis ntawm no yog ob peb:
- 18 megapixels
- 19 point AF system
- 8 ntas ib ob kev nruam shooting ceev thib ob
- Kev ua kom pom kev tsis tshua zoo heev
- Roj teeb lub neej zoo
- Ze rau txhua tus nyees khawm thiab ntawm cov tswj yog tuaj yeem ua raws li tus kheej nyiam
Ntseeg
- Ntshav tsis tshua muaj siab nyob rau hauv cov khoom tsim teeb
- Tilt overexpose me ntsis hauv contrange heev rau cov neeg mob
Tus saib xyuas Canon EOS 7D
Canon yog tus thawj coj ua lag luam nyob rau hauv digital SLRs ntev, ua tau ob qho tib si neeg "crop frame" thiab kev muaj "tha xim" cov koob yees duab.
Tom qab ntawd, ob qho Nikon thiab Sony pib ua cov koob yees duab uas tawm tsam-thiab qee zaum tshaj-Canon tus neeg tau txais kev pab. EOS 7D yog Canon cov lus teb rau nws cov rivals.
Nrog 18 megapixels thiab lub zog magnesium lub cev, lub koob yees duab no nws poob rau ib pawg nruab nrab ntawm cov neeg muam zaub, nrog rau cov neeg uas xav tau ib yam dab tsi ntxiv los ntawm ib tug neeg DSLR . Tsis tas li ntawd, nws tuaj nrog ib tus nqi qis tsis tshua muaj nqis. Tab sis nws puas yog nyiag lub yas thaum nws tuaj cuag APS-C daim ntawv lub koob yees duab?
AF System
Tus 7D nta 19-point AF system . Qhov no yog, qhov yooj yim heev, ib qho ntawm lub ntsiab lus ntawm kuv lub ntsej muag uas kuv tau pom ntev ntev. Tsuas yog koj tuaj yeem los yog xaiv qhov ntsiab lus ntawm AF, tab sis koj tuaj yeem siv cov hom sib txawv los pab koj ua qhov feem ntau ntawm cov txheej txheem.
Piv txwv li, nws muaj ib qhov Zes AF, uas sib ntxiv rau tsib lub chaw kom pab tau koj mloog zoo rau lub koob yees duab ntawm cov duab uas koj xav ua kom pom tseeb. Muaj cov cim AF thiab AF Expansion, thiab koj tuaj yeem tsim lub koob yees duab kom dhia mus rau ib hom qee hom, nyob ntawm nws qhov kev taw qhia.
Txhua yam yog tig los pab koj kom paub tseeb tias qhov duab yog qhov tseem ceeb. Honestly, koj yuav tsum ua tiag tiag dag zog tsis txhob muaj tus duab hauv kev tsom mus!
Yuam Mode
Yeeb yam hom ntawm Canon EOS 7D nta tag nrho kev tswj kev tswj, uas tso cai rau koj mus teem lub aperture thiab shutter ceev.
Muaj tas nrho cov hom HD (1920 x 1080 pixels) thiab ib qho microphone los sau cov suab mono. Koj tuaj yeem xa ib qho microphone sab nrauv los ua ib lub tsho rau suab nrov lub tso suab. Tus 7D Dual Digic 4 ua haujlwm yuav tsim los ua ib qho kev tsim tawm yees duab zoo uas zoo rau lub koob yees duab ntawm cov nqi no.
Tsuas yog qhov teeb meem tawm tuaj yog tias koj xav tua ntawm kev ceev ceev (50 thav ntawm ib ob) uas yuav tsum muaj kev daws teeb meem (720p). Ntawm qhov kev daws teeb meem no, qee cov hlua khau tuaj yeem tshwm sim ntawm kab pheeb ces kaum, tab sis qhov no tsis yog qhov teeb meem ntawm tag nrho cov teeb meem HD.
Dawb Tshuav
Canon xwb tsis tau daws teeb meem nrog kev rho nyiaj dawb hauv cov khoom tsim teeb pom kev zoo, thiab Canon EOS 7D tsis muaj kev zam. Yog tias koj xav tau lub zoo meej hauv tsev, koj yuav luag yuav tsum siv cov Kev Cai Dawb Ntsuas .
Ntawm chav kawm, tshwj tsis yog tias koj nyob hauv ib qho studio qhov teeb meem thiab xav tau kev tshuav dawb dawb, koj kuj yuav zoo siab cia qhov swb no. Qhov no, txawm li ntawd los, yog tias cov dawb yuav muaj ib lub tsho uas nyias txawv nyias. Koj tuaj yeem tsiav kom tau qhov no los ntawm kev tua RAW thiab tom qab ntawd koj cov kev kho me ntsis tom qab yug tag.
Eeb
Ib qho khoom siv ntawm 7D yog qhov sib txuas pop-up flash tseem yog ib qho kev sib txuas ntawm Speedlite transmitter. Qhov no txhais tau hais tias lub koob yees duab yuav txuas wirelessly tswj ntawm cov koob yees duab flashes, los ntawm kev ua ib lub teeb pom.
Duab Zoo
Image zoo nyob rau hauv 7D yog zoo tiag tiag nyob thoob plaws ISO tag nrho. Thaum lub ISO tsis tshua muaj, cov duab zoo no yog tshwj xeeb rau cov chav kawm ntawm lub koob yees duab. Qhov tsuas yog tshaj plaws uas yuav cia cov koob yees duab ntawm qhov zoo tshaj plaws yog pheej yig lens!
Lub koob yees duab kuj ua tau zoo nyob rau hauv cov neeg mob uas tsis tshua pom kev. Qhov teeb meem tsuas yog muaj qhov zoo tshaj plaws yog lub koob yees duab txoj kev xav sib txawv rau kev sib txawv heev. Txawm li cas los, txawm tias qhov no yuav zam tau rau feem ntau yog tias koj tua hauv RAW.
Hauv qhov xaus
Canon tus flagship APS-C lub koob yees duab tau twv yuav raug hu ua Canon rov qab rau hauv qhov kev ua si. Lub Canon EOS 7D yeej muaj nws tus kheej tawm tsam tag nrho lwm cov koob yees duab hauv nws chav kawm. Kuv yuav txawm hais tias nws tuas nws tus kheej tawm tsam nws cov tij laug loj, tus 5D Mark II (tshwj tsis yog koj xav tau tag nrho cov duab).
Txoj haujlwm AF ua kom zoo siab yog kev zoo siab, thiab nws cov duab zoo zoo heev. Ntxiv, nws rugged tsim zoo thiab muaj peev xwm tsim cov dluab zoo hauv RAW thiab JPEG ua nws zoo tsim nyog cov nyiaj.
Qhov no yog lwm Canon lub koob yees duab uas kuv xav kom tsis muaj hesitation.
Canon EOS 7D DSLR koob yees duab Specifications
- Kev daws teeb meem: 18 megapixel CMOS sensor
- ISO: ISO 100-6400, nthuav dav ntxiv rau 12800, hauv 0.3 lossis 1.0 EV increments
- Tsom: 19 AF ntsiab lus
- Yuam Mode: HD yeeb yam hom
- Nyem: Built-in pop-up flash
- LCD Screen: 3-nti LCD vaj huam sib luag, 920,000 pixels
- Roj teeb: LiIon LP-E6 roj teeb roj teeb
- Qhov ntev: 5.83 x 4.37 x 2.91 nyob rau hauv (148 x 111 x 74 mm)
- Qhov hnyav: 28.92 oz. (820 g) (tsis muaj roj teeb)
- Siab tshaj plaws duab: 5184 x 3456 pixels (RAW thiab JPEG)
- Thawj Xaus: Cuaj Hlis 2009