Yuav ua li cas yog lub hood thiab thaum twg siv nws?

Sawv daws yeej paub hais tias tus kws yees duab yog lub tseem ceeb tshaj plaws - lub teeb. Tom qab tag nrho, txawm lo lus "photography" yog Greek rau "teeb painting". Yog li ntawd, nws yog ib qho tseem ceeb hais tias tus nqi ntawm lub teeb yuav mus rau qhov lens yog pom. Feem ntau, qhov no yog siv studio teeb pom kev zoo thiab lub feem ntau rhiab lo ntsiab muag. Tab sis yuav ua li cas yog hais tias tus teeb ntau npaum li cas los yog nws yog yuav luag ib txoj cai lub mus rau hauv lub lens, tsim pliaj glare? Tsis txhob nqa tawm tib yam yog tam sim no shooting nyob rau hauv qhov tsaus ntuj, cia li tig mus los ntawm lub hnub. Yog vim li cas peb yuav tsum tau Hood! Qhov no yeej yas daig uas yog screwed nrog rua lub lens.

Lens hood yog feem ntau yog siv, nyob rau hauv tus neeg mob qhov twg lub shooting yog ua li cas tiv thaiv lub hnub los yog lwm yam teeb qhov chaw. Qhov no yuav pab kom tus zoo thiab xim dluab tau los thaiv cov hlab teeb beams uas tej zaum yuav poob rau cov matrix, thiab kuj yuav tsum tsis txhob vignetting (tsaus ntuj los yog qee kom sib cov duab npoo). Vim hais tias ntawm no qhov zoo tshaj ntawm cov duab yog nce. Lens Hoods tseem tiv thaiv cov tsos ntawm cov dluab ntawm xauj tej yam thiab flares. Kev pab tiv thaiv tiv thaiv ingress ntawm lub teeb rays rau lub matrix - lub ntsiab daim ntawv teev cov yog vim li cas yog vim li cas peb yuav tsum tau ib tug muab.

Tsis tas li ntawd, ntau yam kev pab siv cov ntxaij lim dej: Polarizing, UV, nruab nrab grey, thiab lwm tus neeg. Me me quav khawb thiab kev puas tsuaj ua pom thaum tshav ntuj. Lawv yog cov yooj yim haum mus nkaum -That yog vim li cas peb yuav tsum tau ib tug muab. Nws tiv thaiv ncaj rays ntawm lub teeb thaws rov los los ntawm tus puas thaj chaw, li ntawd, lawv yuav tsis muaj feem xyuam rau cov duab zoo. Ntawm cov hoob kawm, yog hais tias peb yuav tsis tham txog tej kab nrib pleb nyob rau hauv ib nrab lim.

Hais txog kev raug mob. Hood kuj tiv thaiv lawv los ntawm koj tus kws txiav tsom iav. Tsis muaj ib tug muaj kev ruaj ntseg los ntawm cov xwm txheej (thiab los ntawm cov banal mus rau lub kov cov ntiv tes mus rau lub lens, muab bold sau), li ntawd, lub hood yuav tsis cia li cawm koj thiab koj tus lens.

Thiab, ntawm chav kawm, tsis muaj dab tsi yuav hloov tau cov hood thaum shooting nyob rau hauv los nag los yog los daus huab cua! Koj yuav tsis txawm qhia hais tias tus tee dej khiav down lub lens, tsis txhob ua rau ib yam dab tsi zoo. Yog li ntawd, nqa ib tug hood nyob rau hauv cov ntaub ntawv cov huab cua yog tsis tau hais tias tsim nyog, tiam sis tsis raug mob.

Nws yuav tsum raug sau tseg hais tias rau ib tug muab sib txawv ntawm cov lo ntsiab muag txawv los ntawm txhua lwm yam nyob rau hauv zoo lawm. Tej zaum lawv yuav khob hliav qab-zoo li tus, cylindrical los yog spade. Nws yog qhov zoo tshaj plaws mus tham koj lub los yog ib tug kws yees duab nyob rau hauv dab tsi muab haum rau koj shooting lub hom phiaj thiab cov hom phiaj. Nws yog ib qho tseem ceeb los kho kom zoo zoo, vim hais tias cov tsis ncaj ncees lawm kev xaiv muab yuav tsis tsuas yog yuav tsis tau ua lawv cov kev khiav dej num, tab sis kuj coj tus kws yees duab ib tug ntau ntawm ruaj txaav.

Yog li ntawd peb xam tawm yog dab tsi yuav tsum tau muab. Nyob rau hauv kev xyaum, nws yog siv nyob rau hauv lub studio shooting, thaum lub slanting rays ntawm lub teeb los rau hauv lub lens, thaum shooting tiv thaiv cov teeb, cov hiav txwv thiab los daus ua hauj lwm (raws li cov daus thiab dej yog xav reflected rays), nyob rau hauv huab cua, sunsets thiab cia li los tiv thaiv cov optics. Yog hais tias cov hom ntawm cov ntawv tshawb fawb yog tsis nyob rau hauv koj lub ntau yam ntawm cov kev txaus siab, koj yuav tsis poob dab tsi los ntawm kev muab tau cov nrhiav tau ntawm lub hood. Thiab yog hais tias koj tsis tu ncua ua hauj lwm nyob rau hauv cov yam thiab tab tom nrhiav rau txoj kev zoo rau cov duab zoo - zoo, tam sim no koj paub ib tug txoj kev zoo!