Kungani udinga eyodwa nokuthi isebenza kanjani
Kungenzeka ukuthi uke wazizwa nge-lens enkulu yekhamera yekhamera ngaphambili, futhi ngokuqinisekile uye wabona izithombe ezithathwe ngalezi zinhlobo zamalensi. Kodwa-ke, uma usanda kushayela isithombe se-digital noma i-videography yokuzilibazisa, kungenzeka ukuthi awujwayele lolu hlobo lomkhiqizo.
Ngenkathi lesi sihloko singeke sithole izincomo zethenga ngezingcingo ezinkulu ze-angeli-ukuze uthole izeluleko kanye nezinketho eziphezulu, bheka lesi sihloko ku- Best 7 Wide Angle Lenses Ukuthenga ngo-2017 nge-DSLR - sizochaza ukuthi i-lens ebanzi iyini nokuthi kungani ungase ufune eyodwa.
01 ka-03
I-Angle Lens Definition Incazelo
Ubude bokugxila kwe-angle lens obubanzi bufushane kunalokho kwama-lens angabanzi obubanzi, futhi lokhu kuvumela isithombe sezithombe ukuthi sithathe esinye isenzakalo esithombeni sakhe. Ubude obugxile ibanga ukusuka enkabeni ye-lens kuya lapho i-lens yakho igxile khona. Ukunciphisa ubude obugxile, ububanzi bombono wokubuka uzokwazi ukuwuthatha.
Ngakho nge-lens enkulu ye-angle, uzokwazi ukuthola okuningi kwesimo esinikeziwe kuhlaka lakho, futhi izinto ezisekuqaleni zingabonakala zikhulu kakhulu kunezingemuva. Ngokuyinhloko, nge-lens enkulu ye-angle uthola insimu enkulu yokubuka.
02 ka-03
Kungani Ungase Usebenzise I-Lens Angle Lens
I-angle ebanzi ingafika kahle uma ungakwazi ukuhambisa kude ukuze uthole okuningi ekudutsheni kwakho. Isibonelo, uma uzama ukudubula isithombe esikhulu kodwa ungenayo igumbi elikhulu lokugubha uma kuziwa lapho umi khona, i-lens enkulu ye-angi ingakusiza ukuthi uthole abantu abaningi ebusweni ngangokunokwenzeka.
Njengoba kunikezwe ukuthi ama-angle angama-wide aphelele ekutheni athole indawo ebanzi yokubuka, angase abe ekahle ngokudubula izigcawu zemvelo namathafa.
Uma ufuna ukuthatha isithombe ngokujula kwensimu enhle (okusho ukuthi izinto ezisezindaweni zangasese zibhekene nokugxila, ngisho noma kungenjalo izinto eziningi ngaphambili), i-angle lens enkulu ingaba yinto enhle, ikakhulukazi uma kuqhathaniswa ukusondeza / i-telephoto lens, efana ne-angle engxenyeni enkulu ingaba ekahle ekuthatheni izigcawu zemvelo.
Ekhuluma ngamalensi okuzwakalisa, phawula ukuthi amanye ama-lens angama-wide abuye asondise amalensi, kodwa hhayi wonke. Amanye ama-lense (i-angi elibanzi nakwezinye izindlela) abe nobude obugxile ekugxileni (akukho okukhethwa kukho ukusondeza) - lezi zinhlobo zamalensi nazo zibizwa ngokuthi ama-prime lens. Inketho engcono kakhulu kuwe incike ekuthandweni kwakho kanye nesimo sakho. Ama-lens ama-Prime ajwayelekile futhi anesimo esiphezulu sokuvula, kuyilapho ama-lenses okusondeza anikeza izinketho eziningi ngoba ungakwazi ukulawula ukuthi ukuvala kwakho ukudubula kusondelene kangakanani.
03 ka 03
Ezinye Izinto Okumele Uzikhumbule
Ukudubula nge-lens enkulu ye-angle kuhilela ezinye zokuhweba. Isibonelo, ubude besikhathi esifushane salolu hlobo lens lungaholela ekuphazamiseni okuthile. Uma uthatha isithombe sezinto ezihlukahlukene, njengezimbotshana ezimbalwa ezihlukene etafuleni, kanti ezinye ziseduze ne-lensi kunabanye, zingase zibonakale zibe nobukhulu obukhulu kakhulu uma zingekho ngokoqobo.
Ngaphezu kwalokho, ngisho, ungabona ukuphazamiseka nganoma yimiphi imigqa eqondile oyithathayo; ama-lens angama-wide angabenza avele egobile, kusukela emkhakheni wokubuka wemikhakha ebanzi emfanekisweni onenhlamvu yokufakwe ukuze ifanelane. Lo mphumela waziwa njengokuphazamiseka komgqomo.
Ngaphandle kokuphazamiseka, ama-lens amaningi ama-angle anemiphumela engavamile yokugcizelela ukugxila ezingxenyeni ezithile zesithombe. Lokhu kunengqondo, kodwa uma umgomo wakho ukuwuthatha imininingwane embali ngemifanekiso enhle kakhulu, i-telephoto (zoom) lens ingaba ukubheja okungcono, ngoba ungagxila kule ndawo ethize yesithombe bese uvala gxila lapho.