U se ke ua tšoenyeha, Litaba Tse ngata Tsa Lense tsa K'hamera li ka Etsoa ka Potlako
Esita le li-lenses tse theko e tlaase li na le li-optics tse ntle, 'me hangata li ka hlahisa litšoantšo tse babatsehang. Leha ho le joalo, ha ho letho le ke keng la hlōleha, le hore na lensente e hloka $ 80 kapa $ 6,000, o ntse o ka kena mathateng a 'maloa. Mokhoa oa ho qoba mathata a tloaelehileng a lense ea k'hamera.
Vignetting
Vignetting e etsahala ha likhutlo tsa setšoantšo li fifala joalokaha eka seriti se pota-potile setšoantšo. Sena se bakoa ke lithako tsa lense tse hlileng li nkiloeng setšoantšong.
Vignetting e bonahala hangata ha e thunngoa libakeng tse bulehileng (mohlala f / 1.8, f / 4, joalo-joalo) le ho sebelisa lilense tse ngata.
Tsela ea ho lokisa Vignetting
- Tsela e bonolo ea ho qoba vignetting ke ho emisa ho fihlela lithako tse lefifi li nyamela.
- Haeba u sebelisa Photoshop bakeng sa merero ea ho hlophisa, u ka tlosa vignetting habonolo u sebelisa "Filter ea Phoso ea Lens."
Chromatic Aberration
Hona ho boetse ho tsejoa e le "ho fringing" hobane e hlahisa mebala e fringing ho pota-potileng litšoantšo tsa litšoantšo tse fapaneng haholo.
Ka mohlala, hangata u tla hlokomela ho senyeha ha chromatic ha u nka lifoto ka lintho tse khahlanong le leholimo le khanyang. E bakoa hobane lense e sitoa ho lebisa tlhokomelo ea lisebelisoa tse khanyang tsa leseli ka ho toba sefofane se le seng.
Tsela ea ho Lokisa Abberation ea Chromatic
- E ka lokisoa ka ho sebelisa lense tse nang le likhalase tse peli kapa tse fetang tsa likhalase tse nang le litšoaneleho tse sa tšoaneng tsa refractive, tse kang Nikon ED kapa Canon UD lenses.
Lens Flare kapa Ghosting
Leseli le tšela lense ea k'hamera kapa mohloli o matla haholo oa leseli le ka etsa hore ho be le sefuba kapa lens flare. Ghosting ke phapang e fokolang e fapaneng le setšoantšo le lens flare ke matheba a leseli setšoantšong.
Tsela ea ho Lokisa Lens Flare le Ghosting
- Tsela e bonolo ka ho fetisisa ea ho tlosa bothata bona ke ho sebelisa lens hood., E tla thibela leseli le fokolang ho tloha likarolong tsa lense ea k'hamera. Baetsi ba bangata hona joale ba kenyelletsa lens hood ha u reka lense.
- Ho fetola sebaka le boemo ba mohloli oa leseli ke tsela e 'ngoe ea ho loantša mathata a mabeli.
Mathata a Boipheliso
Mathata a nang le litebello a atisa ho bonoa ha a kopitsa mohaho ha a shebile holimo. Meeli ea mohaho e tla bonahala e atamela haufi le holimo ka holim'a mohaho. Sena se etsa hore batho ba se ke ba shebahale ka tsela e sa tloaelehang hobane likelello tsa rona li tseba hore melaetsa eo ha e sebetsane le 'nete.
Tsela ea ho Lokisa Tlhahiso
- Bapeli ba lifoto ba ka lokisa litaba tse bonts'itsoeng ka ho sebelisa lintlheng tse ikemiselitseng le ho fetola lenses.
- Tharollo e theko e tlaase ke ho lokisa pono ho sebelisa skew "sesebelisoa ho Photoshop.
Pherekano ea Barrel
Ka mokhoa o fapakaneng oa lithako , ho bonahala eka litšoantšo li koahetse mohare, 'me bohareng ba setšoantšo bo bonahala bo le kholo ho feta metseng. Sena se bakoa ke ho eme haufi haholo le taba ea hau le ho emisa ka ntle (ho sebelisa bolelele bo boholo ba sebaka).
Litšoantšo tsa lense tsa litlhapi-leihlo ke mohlala o fetisisang ka ho fetisisa oa ho kheloha ha mokopu le hoja ho le joalo ke sepheo sa ho sebelisa lense.
Tsela ea ho Lokisa Pherekano ea Barrel
- Khutlela morao mme u atame ka hare (sebelisa bolelele ba nako e telele).