Ungakhathazeki, Uninzi lwee-Camera Lens Issues ezinokukhawuleza zilungiswe
Ngona i- lens ezincinci kakhulu zekhamera zinezobuchwephesha ezimangalisayo, yaye zidla ngokuvelisa imifanekiso emihle. Nangona kunjalo, akukho nto engapheliyo, kwaye ingaba i-lens ixabisa i-$ 80 okanye i-$ 6,000, unako ukuqhuba iingxaki ezimbalwa. Nantsi indlela yokuphepha ezinye iingxaki zekhamera eziqhelekileyo.
Vignetting
I-Vignetting yenzeka xa iingqimba zomfanekiso zibonakala zimnyama nje ukuba isithunzi sasizungeze umfanekiso. Oku kubangelwa yimida yeli lensi empeleni ithathwa kwifoto.
I-Vignetting ibonakala ngokuqhelekileyo xa idotshwa kwiindawo ezivulekileyo (umz. F / 1.8, f / 4, njl.) Kunye nokusebenzisa i-lens wide angle.
Indlela yokulungisa iVignetting
- Indlela elula yokugwema i-vignetting kukuyeka kude kube lula ukuphela kwamaphethelo omnyama.
- Ukuba usebenzisa i-Photoshop ngeenjongo zokuhlela, unako ukususa ngokugqithiseleyo ukuvintetting usebenzisa i- "I-Filter Correction Correction".
I-Chromatic Aberration
Kanti ngamanye amaxesha uyaziwa ngokuba "ukugqithisa," kuba uvelisa umbala ogqityiweyo malunga nemida yeemifanekiso ezahlukileyo.
Ngokomzekelo, uya kuqaphela ukuhlaselwa kwe-chromatic xa ufotoza izinto ngokubhekisele esibhakabhakeni esibhakabhakeni. Yibangelwa kukuba i-lens ayikwazi ukugxininisa ukukhanya kwe-width kwi-plane efanayo.
Indlela yokulungisa ubhedu lwe- Chromatic
- Iyakulungiswa ngokusebenzisa iilensi ezinamacala amabini okanye ngaphezulu kweglasi kunye neempawu ezahlukeneyo zokubamba, ezifana ne-Nikon ED okanye i-Canon UD.
Lens Flare okanye Ghosting
Ukukhanya ukuhamba ngaphaya kwekhamera yekhamera okanye umbane oqinileyo ungabangela ukuqhuma okanye i-lens flare. Ukuqhathaniswa ukuhlukana nokunciphisa i-sheen kumfanekiso kunye ne-lens flare ziindawo zokukhanya emfanekisweni.
Indlela yokulungisa iLens Flare ne-Ghosting
- Indlela elula yokukrazula le ngxaki kukusebenzisa i-lens hood., Eya kuvimba ukukhanya okuphazamisayo ukusuka kwimida yekhamera yekhamera. Uninzi lwabathengi ngoku luquka i-lens hood xa uthenge i-lens.
- Ukutshintsha i-angle yakho kunye nesimo sokuya kumthombo wokukhanya yindlela enye yokulwa nemibandela yomibini.
Imiba yokuPhatha
Iingxaki ngeembono zibonakala ngokubanzi xa ufotoza isakhiwo ngelixa ukhangele phezulu. Imigca yesakhiwo iya kubonakala ifike kufuphi kwaye isondele phezulu kwesakhiwo. Oku kudala ukudubula okungaqhelekanga ngenxa yokuba iingcinga zethu ziyazi ukuba loo mizila ayifani nento.
Indlela yokulungisa i-Perspective
- Abafaki-zithombe bangakwazi ukulungisa imiba yeembono ngokusebenzisa ukulungelelanisa nokutshintsha ii-lens.
- Isisombululo esincinci ukulungisa indlela yokusebenzisa i-"Skew" ithuluzi kwi-Photoshop.
Ukuphambuka kwebhalo
Ngokuphazamiseka kwemibhobho , imifanekiso ibonakala ifakwe emgqeni, kwaye isikhungo somfanekiso sibonakala sikhulu kuneemida. Oku kubangelwa ukuma kufutshane nesihloko sakho kunye nokucima (usebenzisa ububanzi obude obude).
Iifoto zeliso lensimbi yesohlwayo ngumzekelo ogqithiseleyo kakhulu wokugqithisa kwemibhobho nangona kunjalo kulo mzekelo kuyimiphumo efunwayo yokusebenzisa loo lensi.
Indlela yokulungisa ukuphambuka kwebarrel
- Yenza ngokukhawuleza ubuyele kwaye usondeza (sebenzisa ubude obude obude).