Binciken bambance-bambancen Tsawon Tsawon hoto a hoto
A cikin mulkin daukar hoto, tsinkaye mai tsayi na ruwan tabarau mai mahimmanci yana tasiri a sakamakon hoto. Bambanta mai tsayi na mai da hankali yana ba masu daukar hoto su fasa hangen nesa, ko suna ɗaukar shimfidar wuraren fadada ko zane. Daga cikin ruwan tabarau da yawa, 17mm ya tabbata a matsayin zaɓi mai dacewa. Wannan labarin ya cancanci a cikin nufancin 17mm kyamarori, bincika aikace-aikacen su da fa'idodi, da matsayinsu a cikin yanayin ƙasa mai kyau tare da sauran tsayi mai tsayi.
Bambanci a tsayin daka
Tsawon tsinkaye yana nufin nisa tsakanin ruwan tabarau da kuma firikwensin hoto lokacin da batun yake mayar da hankali. Yana zartar da yadda ake kama al'amarin kuma yana tasiri matakin ɗaukaka. Lens 17mm ruwan tabarau ya fadi cikin rukuni na ɗakuna na ɗakuna na + oble - tabarau na kusurwa, ruwan tabarau na kallo idan aka kwatanta da tabarau na telephoto. Fahimtar wadannan bambance-bambance suna da muhimmanci ga masu daukar hoto da suke da niyyar yin lalata da cikakken damar kayan aikinsu.
Tasiri kan daukar hoto
Zaɓin tsinkaye mai kyau zai iya canza yanayin da yanayin hoto. Lens 17mm, tare da babban filin ra'ayi, yana ba masu daukar hoto su kama mafi yawan abin kallo, wanda ya dace da shimfidar wuri da kuma tsarin gine-gine. Wannan babban ra'ayi yana ƙarfafa kirkira, yana ba da masu daukar hoto don yin gwaji tare da zurfin da hangen nesa.
Filin ra'ayi: fadi da kunkuntar kusurwa
● Wede - Aikace-aikacen Lens Fitts
Faɗin kai tsaye - tabarau na kwana kamar yadda aka yi wa 17mmm ana bikin don iyawarsu don kama Vistas Vistas. An yi farin cikin daukar hoto musamman don daukar hoto, inda ke ɗaukar girman girman ginin a cikin fam ɗaya yana da mahimmanci. Lens 17mm emm yana ba masu daukar hoto su mallaki tsarin tsayi ko yanki na shimfidar wuri ba tare da buƙatar su yi nisa ba.
● Yaushe zaka yi amfani da kusurwa
Duk da yake ruwan tabarau na 17mm yana da ban mamaki don ɗaukar mahaɗan fannoni, akwai yanayi inda ake fin fifita mai laushi. Tsarin hoto, alal misali, fa'idodi daga kusurwoyi da ke mayar da hankali kan batun kuma cire abubuwan jan hankali. Ya fi tsayi tsawon, kamar 35mm ko 50mm, bayar da kasa murdiya kuma samar da karin hotuna masu ban sha'awa ta hanyar hada fasali ta hanyar hada kayan fasali.
Zurfin filin: kwatanta 17mm da sauransu
Fa'idodin babban zurfin a 17mm
Lens 17mmm yana ba da babban mai zurfi na filin, yana sauƙaƙa sa a kiyaye abubuwa da yawa a cikin mayar da hankali. Wannan yana da amfani ga masu daukar hoto na shimfidar wuri waɗanda suke so su kama gabaɗaya da baya a bayyane. Zurfin filin yana haɓaka yanayin labarin, gayyatar masu kallo su bincika sassa daban-daban na hoton.
● m zurfafa fa'idodi
Tattaunawa, ci gaba da zurfin filin shine kalubale tare da ruwan tabarau na 17mm idan aka kwatanta da ruwan tabarau. M zurfi na filin, wanda ya samu ta amfani da mafi girma apertures kuma tsawon lokaci mai dorewa, yana so a ware batutuwa da yawa, ƙara ƙimar cinematic ga hotuna. Masu daukar hoto suna neman wannan tasirin iya nazarin ruwan tabarau tare da tsayin daka na 35mm da sama.
Hoton Hoto: Ullo - Bugu da Buive vs. Telephoto
● Barralle murdiya a 17mm
Halaka ɗaya na ɗabi'a na ɗakuna - faɗi - tabarau na ƙarfe kamar 17mm shine yuwuwar gangara, musamman layin ya bayyana mai haske, musamman a gefuna kan firam. Yayin da ake amfani da wannan ana amfani da wannan sakamakon, yana iya zama wanda ba a ke so a cikin daukar hoto inda ake buƙatar daidaitacce. Gyara wannan a cikin Post - Abun Arewa, amma fahimtar murdiya tana da mahimmanci don cikakken abun ciki.
● Dalili na dabi'a tare da telephoto
Ya fi tsayi tsayi tsawon, kamar ruwan tabarau na telephoto, samar da ƙarin ma'ana ta zahiri tare da karamin murdiya. Wadannan ruwan tabarau sun dace da yanayin yanayin da gaskiya - zuwa - wakilcin rayuwa yana da mahimmanci, kamar ɗaukar hoto ko hotuna, inda ake mayar da hankali kan batun maimakon yanayin da ke kewaye da shi.
Yanayin aikace-aikacen don ruwan tabarau daban-daban
● Kyakkyawan amfani da kyamarar 17mm
Shafin da aka fifita shi a yanayin wasan kwaikwayo na buƙatar babban fili. Su cikakke ne don kwato, masu kula da gine-ginen gine-gine, da kuma manyan wuraren da za su iya haɗa abubuwa masu ban sha'awa waɗanda suka jawo masu kallo cikin lamarin. Ari ga haka, yannun kirkirar ra'ayoyi masu ban mamaki da kusurwoyi na musamman suna yin kyamarar 17mm mai matukar so.
● Sauran aikace-aikacen tsinkaye
Duk da yake ruwan tabarau 17mm yana ba da takamaiman shawara, sauran tsawon mai tsayi kuma suna da aikace-aikace na musamman. Lens 50mm, galibi ana ɗauka kusa da filin hangen nesan Adam, yana da kyau don ɗaukar hoto da hotuna, yana ba da cikakkiyar kallo tare da ƙananan murdiya. A halin yanzu, ruwan tabarau na telephoto suna da mahimmanci don ɗaukar darasi mai nisa kamar namun daji ko abubuwan wasanni.
Yanayin ƙasa da kuma hoton gine-gine
● Amfanin 17mm ruwan 'ya'yan itace
A cikin wuri mai faɗi da kuma tsarin fasaha, ruwan tabarau na 17mm yana haskakawa saboda iyawarsa don ɗaukar filayen ra'ayi. Masu daukar hoto na iya hada sararin sama mai ban mamaki, da vistas, kuma gine-gine masu shinge a cikin firam guda. Ikon ruwan tabarau don haɗa sha'awa don haɗa foreidity yayin haɗa tushen asali yana sa shi kayan aikin da ba zai dace ba don ƙirƙirar abubuwan da ke tattare da su.
● Kalubale tare da wasu tsawon tsayi
Ta amfani da tsawon lokaci mai tsayi a cikin wuri mai faɗi da kuma tsarin hoto sau da yawa yana buƙatar ƙarin sarari, wanda ba koyaushe zai kasance koyaushe. Ruwan tabarau da yawa na iya iyakance filin ra'ayi, mai yiwuwa ya ɓace akan abubuwa masu mahimmanci na yanayin. Saboda haka, masu daukar hoto dole ne su auna fa'idodin tabarau da takamaiman lamarin.
Hoton Hoton Hoto: Zabi ruwan tabarau na dama
Fa'idodin 35mm da 50mm
Idan ya zo ga hotuna, ruwan tabarau tare da tsayin daka na 35mm da 50mm an yi falala a kansu. Wadannan ruwan tabarau suna samar da nesa mai aiki da nisa tare da karin hotuna marasa amfani ba tare da karin haske ba wasu lokuta ana ganin a cikin obal - Weensan ruwan tabarau. Suna fifita ƙirƙirar haɗin haɗi tare da batun yayin da yake murmurewa a bango.
● Kwatantawa da ɗawainka - Zaɓuɓɓuka masu fadi
Duk da yake za a iya amfani da ruwan tabarau na 17mmm a cikin hotuna don samar da abubuwan da ke musamman na musamman, wanda yawanci ba kyawawa ne ga aikin hoton gargajiya ba. Fahimtar yadda za a yi amfani da wannan ruwan tabarau na kwayar halitta, kamar hade da ƙarin mahallin muhalli cikin hotuna, na iya haifar da sabuwar sakamako.
Low yanayin yanayi da zabi mai tsayi
● Mafi ruwan tabarau na low saiti
A cikin low - ɗaukar hoto, zaɓi na tabarau shine pivotal. Tobes tare da mafi girma apertures, yawanci samu a tsawon lokaci mai tsayi, ba da damar ƙarin haske don buga firikwensin da kamara da haɗarin amo. Duk da yake ruwan tabarau 17mm suna da matsayinsu, ruwan tabarau tare da tsawon tsayi 35mm ko yadudduka ana fifita su a cikin yanayin fitly.
● Kwatanta 17mm da zai fi tsayi tsayi tsawo
Lens 17mm ruwan tabarau na iya zama mai tasiri a cikin low - Yanayin haske idan an haɗa shi da kamara da zai iya ɗaukar saitunan ISO ba tare da amo ba. Koyaya, ga yanayin yanayin yana buƙatar ƙarancin amo da kuma yawan amfani da haske, ruwan tabarau tare da fadada a ci gaba da zurfi na filin.
Bekeh tasirin da kuma tasirin tsawon tsayi
● ● cimma beki tare da ruwan tabarau na tsayi
Bekeh yana nufin ingancin ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar cuta ta samar a ƙofar - na - sassan mai da hankali na hoto. Abu ne mai sauki a cimma tare da ruwan tabarau wanda ya fi tsayi tsawon lokaci da girma apertures. Lens na 17mm, yayin da suke da kyau kwarai da kai hanyoyin da ke fama da manyan al'amurra, magabata su samar da babban Bekeh saboda karami aperturu.
● iyakoki na 17mm na Bekeh
Wale mai tsayi - tabarau na kwana kamar 17mm ba a amfani dashi don ƙirƙirar Bekeh - Hotunan masu nauyi. Dillinsu ya mai da hankali kan ci gaba da kiyaye abubuwa a mayar da hankali maimakon isolating batutuwa da asali. Masu daukar hoto da suka yi niyyar furta tasirin tasirinsu zai amfana da amfani da ruwan tabarau na 50mm ko sama da yawa.
Zabi tsayin daka daidai don bukatunku
● Gyara bukatun abubuwan
Zabi ruwan tabarau na dama ya dogara da yanayin kuma mai daukar hoto mai daukar hoto. Lens 17mm emm cikakke ne don ɗaukar ɗakunan yanayi na ƙarfi, yayin da tabarau mafi tsayi sune mafi kyau ga abubuwan da ke faruwa da kuma cimma tasirin abubuwa. Fahimtar bukatun yanayin da labarin mai daukar hoto yana son gaya yana da mahimmanci a zaɓi na tabarau.
Balancing Balancing
Kowane tsayi mai tsayi yana zuwa tare da saitin fa'idodi da kasuwanci - a kashe. Maleter daukar hoto da ya shafi sanin lokacin da za a leauki da karfi na wani ruwan tabarau, kamar su juya zuwa madadin daban-daban na 17mm, kamar lokacin da za a juya zuwa madadin daban-daban na 17mm, kamar lokacin da ya juya zuwa madadin daban-daban.
Ƙarshe
Zabi na ruwan tabarau mai mahimmanci yana haifar da sakamako mai fasaha da fasaha na hotuna. Kyamarar 17mm tana ba da damar tsayawa takara don takamaiman hoto, musamman shimfidar wuri da gine-gine. Fahimtar lokacin da yadda ake amfani da wannan tsayin daka na iya haɓaka kayan aikin mai daukar hoto, yana ba da damar tilasta wa masu tursasawa ga labarun gani.
SavgoodGabatarwa Kamfanin
Fasahar Rangzhou ta savgood, an kafa ta a watan Mayu 2013, an sadaukar da shi ne don samar da mafita na kwararrun kwararru. Tare da shekaru 13 na gwaninta cikin tsaro da sa ido, savgood fice a duka kayan masarufi da software, daga analog zuwa cibiyar sadarwa, kuma bayyane ga fasahar zafi. Kwarewar kasuwancin ta Sawgoood ta duniya ta ba da kyamarori daban-daban, suna ba da kyamarori da ke haɗuwa da shi, ir, da lwir kayayyaki don cikakken 24 - Tsaro na Sa'a. Rukuninsu sun hada da harsashi, Dome, da kyamarorin PTz, waɗanda ke iya taƙaita zuwa matsanancin - madadin nesa. Kayayyakin kayan kwalliya na Sawgood suna tallafawa abubuwan ci gaba kamar abubuwan da ke motsa jiki, IVs, da haɗin kai tare da na uku - Tsarin jam'iyyun.
