Mfundo, Ntchito, ndi Njira Zogwiritsira Ntchito Magalasi a Fisheye

A mandala a maso a nsombandi mtundu wapadera wa lenzi yopingasa yopangidwa ndi kupindika kozungulira koonekera bwino—kofanana ndi lenzi yozungulira yooneka ngati kristalo ya diso la nsomba—ndi chithunzi chomwe chili pafupi ndi zinthu za lenzi, kutsanzira mtunda waufupi pakati pa lenzi ya nsomba ndi retina yake.

Magalasi a Fisheye ali ndi malo owonera omwe amatha kufika kapena kupitirira madigiri 180. Chifukwa cha malo owonera akuluakulu kwambiri, kupotokako kumakhala kwakukulu kwambiri. Kawirikawiri, mizere yolunjika m'mphepete mwa chithunzicho imapindika, pomwe mizere yolunjika yokha pakati pa lensi ndiyo ingasunge mawonekedwe ake oyambirira.

Mfundo ndi ntchito ya lenzi ya maso a nsomba

Magalasi a Fisheye amakwaniritsa mawonekedwe awo apadera pogwiritsa ntchito ma focal lengths afupiafupi komanso zinthu zopindika kwambiri za lens. Nthawi zambiri amakhala ndi ma lens angapo, iliyonse yokhala ndi kupindika kwakukulu, zomwe zimathandiza kuti kuwala kulowe kuchokera mbali zosiyanasiyana ndikuwonetsedwa pa filimu kapena sensa ya zithunzi.

Popeza amajambula malo owonera kuposa a diso la munthu, magalasi a maso a nsomba amatha kukulitsa kwambiri mawonekedwe owoneka a malo.

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Mfundo ndi ntchito ya lenzi ya maso a nsomba

Ntchito yaikulu ya lenzi ya fisheye ndi malo ake owonera ambiri, nthawi zambiri amafika madigiri 220 kapena 230, zomwe zimathandiza kujambula zithunzi zapafupi za zochitika zazikulu.

Pojambula pafupi ndi chinthucho, lenzi ya maso a nsomba imatha kupanga mawonekedwe amphamvu kwambiri, kugogomezera kusiyana pakati pa zinthu zapafupi ndi zakutali, zomwe zimapangitsa chithunzicho kukhala champhamvu komanso chosuntha.

Magalasi a Fisheye alinso ndi kuzama kwakukulu kwa malo, zomwe zimathandiza kuwonetsa momwe kuzama kwa malo kumakhudzira zithunzi.

Magalasi a Fisheye amapanga mitundu iwiri ya zithunzi: imodzi yomwe imadzaza chimango chonse—monga magalasi wamba—ndi ina yomwe imawoneka ngati bwalo.

Mosasamala kanthu za njira yojambulira zithunzi, zithunzi zojambulidwa ndi lenzi ya fisheye zimasonyeza kusokonekera kwakukulu komanso kumveka bwino kwa malingaliro.

Chifukwa chake, nthawi zambiri amagwiritsidwa ntchito pazinthu zapadera; mwachitsanzo, mkono wotambasulidwa ku lenzi udzawoneka kawiri kutalika kwake kwenikweni.

Magalasi a Fisheyeali ndi ntchito zambiri. Chifukwa cha malo awo owonera ambiri, amatha kujambula zithunzi zambiri ndikusintha malinga ndi zosowa zawo m'malo ambiri obisika.

Popeza ma lenzi a fisheye afalikira kwambiri, apangitsa kuti zikhale zosavuta kupeza mawonekedwe ozungulira a 360°, ndipo ndi osavuta kugwiritsa ntchito kuposa ma lenzi wamba.

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Makhalidwe a zithunzi za magalasi a fisheye

Tiyenera kudziwa kuti ngakhale magalasi a fisheye ali ndi ubwino waukulu pakukulitsa mawonekedwe, amabweretsanso mavuto ena. Mwachitsanzo, amawonetsa kusokonekera koonekera m'mphepete mwa chithunzicho, ndipo kusokonekerako sikungagwirizane ndi mawonekedwe enieni.

Chifukwa chake, mukamagwiritsa ntchito lenzi ya fisheye pojambula zithunzi kapena kujambula makanema, munthu ayenera kuyang'anira mosamala kugwiritsa ntchito izi kuti akwaniritse mtundu wa chithunzi womwe mukufuna.

Malangizo auimbanifisheyelmalingaliro

Palinso njira zina zomwe muyenera kukumbukira mukamagwiritsa ntchito lenzi ya fisheye:

1.Samalani mtunda wowombera

Kuwombera pafupi kumawonjezera mphamvu ya kupotoza kwamandala a maso a nsomba—Mukayandikira kwambiri, zotsatira zake zimakhala zoonekera kwambiri; kuwombera kuchokera patali sikubweretsa mawonekedwe okokomeza komanso opotoka.

Mu kujambula zithunzi, kuyandikira kumapanga zotsatira zomveka bwino za "mutu waukulu" (kapena "mutu wogwedezeka"). Kupatula zithunzi za anthu kapena nyama, njira iyi ingagwiritsidwenso ntchito kujambula zithunzi za anthu osafa kuti iwonjezere chisangalalo.

2.Samalani kuti musunge bwino

Izi ndizofunikira kwambiri pojambula malo, chifukwa kusokonekera komwe kumachitika mu magalasi a fisheye kungapangitse kuti zikhale zovuta kuweruza momwe zinthu zilili ndi diso, zomwe zimafuna kusamala kwambiri. Ngati chithunzicho sichinajambulidwe pamalo ofanana, zotsatira zake zidzakhala zoonekeratu.

Kuphatikiza apo, pojambula zithunzi za nyumba zazitali, kujambula kuchokera pansi kuyang'ana mmwamba ndi njira yodziwika bwino; izi zimakupatsani mwayi wojambula nyumba yonse mu chimango, ndikupanga chithunzi chokongola kwambiri.

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Magalasi a Fisheye angagwiritsidwe ntchito kujambula nyumba kuchokera pa ngodya yotsika

3.Yang'anani kwambiri pa kuwunikira mutuwo

Pakati pa lenzi ya fisheye pamatenga gawo lowala komanso lakuthwa kwambiri la chithunzicho; chifukwa chake, kuti muwonjezere mphamvu ya fisheye, muyenera kuyika munthu wanu pafupi ndi pakati momwe mungathere.

Mukamajambula chithunzicho, yesetsani kugogomezera mutu waukulu ndikupewa kudzaza chimango ndi zinthu zambiri. Kapangidwe kodzaza kwambiri kangakhale kovuta kuwona, kubisa mutuwo ndikupangitsa chithunzicho kutaya malo ake ofunikira.

Kuphatikiza apo, popeza magalasi a fisheye amasokoneza anthu—makamaka pojambula zithunzi—mukhoza kutsogolera munthu wanu kuti achite zinthu zosiyana kuti akope chidwi chake.

4.Samalani ndi kupotoza

Magalasi a Fisheyesinthani zithunzi m'mphepete mwa chimango. Mukajambula zithunzi, chinthucho chiyenera kuyikidwa pafupi ndi pakati pa chimango momwe zingathere, osati m'mbali, apo ayi sichidzawoneka ngati munthu.

Chifukwa chake, pojambula ndi lenzi ya fisheye, chinthucho chiyenera kuyikidwa pakati pa chithunzicho; apo ayi, kusokonekera kungachitike. Mwachitsanzo, ngati chinthucho chiyikidwa mbali zonse ziwiri za chithunzicho, thupi lawo lidzakhala losiyana.

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Pewani kusokoneza zithunzi mukamagwiritsa ntchito lenzi ya fisheye

5.Samalani ndi malo akutsogolo ndi akumbuyo

Popeza magalasi a fisheye amatha kuona zonse ziwiri, muyenera kuzilinganiza bwino mukamajambula chithunzi chanu. Yesani kuyika zinthu zosangalatsa zakutsogolo pafupi ndi kamera pamene mukuonetsetsa kuti zinthu zakumbuyo nazonso zikuoneka bwino.

6.Samalani ndi kukonza pambuyo pake

Zotsatira zopotoka ndi zosokoneza zamandala a maso a nsombaNthawi zina pangafunike kukonzedwa mukamaliza kukonza. Kugwiritsa ntchito pulogalamu yosintha zithunzi kumakupatsani mwayi wosintha kusokonekera kapena kudula chithunzicho kuti mupeze zotsatira zabwino kwambiri.


Nthawi yotumizira: Novembala-06-2026