Ulawulo lweMbala: iMetamerism

metamerism

Njengoko uyazi, umbala esiwubonayo ngumqondiso wokukhanya. Ukuba bekungekho kukhanya bekungayi kubakho mbala. Kuxhomekeke kubungakanani bokukhanya umzimba onokukufunxa kwaye ukubonakalise, siya kubona umbala omnye okanye omnye. Lo ngumbono obaluleke kakhulu ukugcina engqondweni xa usebenza kuyilo lokuprinta.

Imibala emibini efanayo inakho ukuvelisa imvakalelo eyahlukileyo yokubonakalayo ukuba iyajongwa phantsi komthombo wokukhanya owahlukileyo, okanye ukuba indawo engqongileyo yahlukile. Le mibala ibizwa imethameric. Ukuthintela le nto, izinto ezishicilelweyo okanye naluphi na uvavanyo laphambi kokuba luqwalaselwe kufuneka lubonwe phantsi kweemeko ezisemgangathweni kusetyenziswa izibane ezisemgangathweni kwaye zisinika iimeko ezifanayo zokukhanya kubo bonke ababonayo nakwizinto eziza kuhlaziywa. Kukho iintlobo ezahlukeneyo zemetamerism ezingancitshiswanga kukukhanya kwaye oko inokuchaphazela uyilo lwethu oluprintiweyo. 

  •  Ukukhanya kwemetamerism: Yeyona ixhaphakileyo. Kwenzeka xa iisampulu ezimbini zingqinelana xa zijongwa phantsi kohlobo oluthile lokukhanya, kodwa xa umthombo wokukhanya uguqulwa, umahluko omkhulu kumbala uvela phakathi kwezi sampuli zombini.
  • Ubume bejiyometri: Iisampulu ezimbini ezilinganayo zemibala zinokubonwa ngokwahlukileyo ukuba i-engile yokubukela yento eguqukayo. Oku kwenzeka okoko ukubonakaliswa kwezinto ezithile kutshintsho kuxhomekeke kwinqanaba lokujonga.
  • Ukujonga imetamerism: Kungenxa yomahluko ophantsi kokuxabisa umbala phakathi kwababukeli abahlukeneyo. Ewe umntu ofumana olo lwazi yinto ebalulekileyo kwinkqubo. Oku kubangelwe zizizathu zebhayoloji okanye zomzimba, ezinje, umzekelo, umahluko kwii-cones ezibuthathaka (itshaneli yokwamkelwa kombala kwiliso lomntu). Oku ngokucacileyo kuthetha ukuba abantu ababini banokubona isampuli efanayo ngombala ngokwahlukileyo.
  • Intsimi yemetamerism: Kule meko, umahluko kumbono wombala unokuboniswa ngombonisi omnye. Oku kwenzeka ngezikhundla zezinto eziqwalaselweyo, ngokubhekisele kumbukeli. Oko kukuthi, into encinci inokukhanyisa kuphela indawo esembindini yeretina, apho ii-cones ezinobuzaza kwimitha yobude obude (okanye obuphakathi, okanye obufutshane) zinokubakho, ngelixa ubukhulu bunyuka, eli nxalenye liyonyuka. kwaye ngokulandelelana inani leekhones ezibuthathaka.

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