Key Takeaways
- Fujifilm's tshiab GFX100S ntim 100 megapixels rau hauv nws cov sensor loj.
- Sony, Nikon, thiab Canon txhua tus muaj lub koob yees duab tsis muaj iav uas ntim ntau dua 45MP.
- Cov koob yees duab tshwj xeeb no tsis yog rau txhua tus.
Xav tias kev sib tw megapixel dhau lawm? Zoo, lub koob yees duab tshiab los ntawm Fujifilm ntim 100MP, thiab nws cov ntawv xaj ua ntej twb tau muag tag nrho peb cov qauv ua ntej ua ke.
Fujifilm's GFX100S tshiab yog 102 megapixel dab piv rau Sony's A7RIV, uas ntim "tsuas yog" 61MP, thiab Nikon, Panasonic, thiab Canon lub koob yees duab, nrog ib ncig 45MP. Mounting megapixel suav tau raug tshem tawm hauv kev pom zoo ntawm pixels loj dua thiab siab dua, tab sis tam sim no pixels rov qab. Cov koob yees duab no tsis yog rau cov neeg feem coob, tab sis yog tias koj tab tom nrhiav kev ua tau zoo tshaj lwm yam, ces lawv yog koj thawj koom ruam zoo tshaj. Txawm li cas los xij, txawm tias cov koob yees duab siab kawg, tus nqi siab no muaj qhov tsis zoo.
"Nws yog qhov txias yog tias koj tseem muaj cov ntsiab lus," tus kws sau xov xwm thev naus laus zis thiab tus kws tshuaj xyuas lub koob yees duab Andrea Nepori hais rau Lifewire ntawm cov lus ncaj qha. "Txawm tias muaj 50MP, nws tsis tuaj yeem zam me ntsis micro-blur thaum tua yam tsis muaj lub koob yees duab."
kab hauv qab
Txawm tias koj tsis yog tus kws yees duab tshwj xeeb, qhov no yog xov xwm zoo. Khaws cov koob yees duab sib cais rau lub hom phiaj sib txawv cia txhua qhov sib txawv ntawm nws tus kheej. Cov tsiaj nyaum 100MP uas yog GFX100S txhais tau hais tias Fujifilm's X-series tuaj yeem zoo siab khaws cov tsheb thauj mus los ntawm 26MP, ntawm qhov me me APS-C-qhov loj me (23.5 hli x 15.6 hli) sensor. Es tsis txhob raug yuam mus yuav lub koob yees duab uas nws cov ntaub ntawv muaj ntau dua 100MB txhua tus tsuas yog kom tau txais kev ua tau zoo tshaj plaws, koj tuaj yeem sib xyaw thiab ua kom zoo thiab kom muaj nuj nqis. Txhua tus yeej yog tus yeej.
Ntau npaum li cas?
Thawj qhov lus qhia uas koj yuav tsis tau yuav Fujifilm's GFX100S yog nws tus nqi: $ 5, 999. Thiab qhov no suav tias yog kev sib tham. Tus qauv nws hloov pauv loj dua, hnyav dua, thiab $ 10, 000. Qhov ntawd tsis muaj lub lens (tus qauv lo ntsiab muag: $ 2, 299). Ntawm cov megapixel monsters, Nikon's Z7 II yog tus qauv sib tham hauv qab daus, ntawm ob peb bucks hauv qab $ 3,000. Thiab qhov ntawd yog vim lawv tau txhais rau kev siv tshwj xeeb.
Tab sis qhov no ib txwm yog txoj hauv kev. Rov qab rau hauv lub sijhawm ua yeeb yaj kiab, muaj ob qhov ntau thiab tsawg ntawm zaj duab xis: 35mm, uas yog cov koob yees duab feem ntau siv, los ntawm cov koob yees duab pheej yig hnab tshos mus rau cov kws tshaj lij SLRs; thiab qhov nruab nrab hom siv 120/220 zaj duab xis, uas yog heev loj heev (220 yog ib tug ntev yob ntawm 120).
Cov kev tsis zoo loj dua no muab cov duab zoo dua, rau tus nqi. Kev lag luam tawm yog lub koob yees duab loj dua thiab hnyav dua lo ntsiab muag, thiab tus nqi tiag tiag. Rov qab rau xyoo 1990, Hasselblad nrog lub lens thiab tus tuav zaj duab xis yuav raug nqi rau koj $ 1,995. Qhov ntawd yog nyob ib ncig ntawm $ 4, 100 hauv cov nyiaj niaj hnub no. Rau kev sib piv, Nikon tus flagship F3 35mm SLR raug nqi ib ncig $550 nrog lub lens hauv xyoo 1986 ($ 1, 130 hnub no).
Loj dua qee zaum yuav zoo dua
Qee cov duab tsuas yog xav tau kev daws teeb meem ntxiv. Yog tias koj tab tom rau txim rau pixels thaum photoshopping zam kev tua, ntau pixels txhais tau tias ntau dua rau kev tswj hwm ua ntej txhua yam pib tawg. Cov kws yees duab toj roob hauv pes nyiam saib kom pom ntau npaum li qhov ua tau, xav tias yuav ua rau muaj kev ntxhov siab ntawm kev saib cov duab toj roob hauv pes.
"Txawm tias muaj 50MP nws tsis tuaj yeem zam me ntsis micro-blur thaum tua yam tsis muaj lub koob yees duab."
Fujifilm txoj hauv kev yog los ua lub koob yees duab nruab nrab digital, ua tiav nrog lub sensor loj dua, uas tuaj yeem haum rau ntau pixels. Hauv cov ntsiab lus digital, ib qho "tag nrho-ncej" sensor yog qhov loj tib yam li cov ncej ntawm 35mm zaj duab xis, uas nws tus kheej suav tias yog hom me me, hauv cov ntsiab lus zaj duab xis. Nws yog 36mm × 24mm, thiab yog qhov loj siv los ntawm tag nrho cov koob yees duab tau hais nyob rau sab saum toj ntawm cov ntawv no, sib nrug ntawm Fujifilm. GFX100S ' sensor ntsuas 43.8 × 32.9 mm.
Megapixel Marketing
Cov neeg tsim lub koob yees duab tau siv los ua lawv tus kheej nrog kev suav pixel ntau dua, xyoo dhau los. Thaum kaj ntug ntawm lub hnub nyoog ntawm lub koob yees duab digital, qhov no yog qhov ncaj ncees. Tom qab ntawd cov tuam ntxhab pib hais txog qhov ua tau zoo ntawm lub teeb qis, thiab pixels tau txais me me raws li qhov ua tau zoo.
Technology tau txav mus los, thiab niaj hnub sensors tswj hwm pixel suav siab (rau qhov kev daws teeb meem zoo), ua ke nrog qhov pom tseeb tsis txaus ntseeg pom-hauv-qhov- tsaus nti ua haujlwm qis. Nikon lub koob yees duab tam sim no DSLR-tus D6-muaj tsuas yog 20.8 megapixels, thiab Fujifilm's X series koob yees duab muaj nyob ib ncig ntawm 26MP.
Hnub no, tshwj tsis yog tias koj tab tom nrhiav lub koob yees duab coj mus rau lub hli, koj lub koob yees duab kev txiav txim siab yuav tsis zoo li yuav raug suav nrog pixel suav. Fujifilm's X-Series lineup yog ib qho piv txwv zoo ntawm qhov no. Cov qauv tshiab tshaj plaws txhua tus qhia tib lub sensor. Qhov sib txawv feem ntau yog ergonomic thiab stylistic. Koj xaiv raws li cov yam ntxwv koj xav tau, tsis yog qhov zoo ntawm cov duab.
