Qhov kev ua txhaum ntawm cov khoom plig, nrhiav tau los ntawm German kws kho mob los ntawm E. Groering xyoo 1861. Ob txoj kab ntsug hauv daim duab yog ncaj, tab sis saib sab sab. Distortions yog tsim vim yog tom qab tsim los ntawm kev sib tshuam ncaj qha ntawm ib kis. Yog tias koj tsiv lub cev ua kom zoo nkauj saum lub duav duav, nws yuav tsim kev pom zoo ntawm lub hauv siab lossis lub xub pwg nyom. Yog rho tawm, hauv daim teb ntawm lub ntsag.
Cov nyhuv rov qab tsim tawm qhov tsis tseeb ntawm wundt. Siv qhov kev ua tsis zoo ntawm wundt hauv cov khaub ncaws, nws tuaj yeem ua tiav kom cov kab ncaj ncaj yuav zoo li concave. Qhov chaw sib haum muab qee qhov me me ntawm daim duab tiav thiab tuaj yeem muaj txiaj ntsig ntxiv lub duav.
Cov neeg tsim qauv tsis zoo no tau siv ob tus zuj zus thiab ua ke.
Illusion deti. Thaum hloov qhov sib piv ntawm sab saum toj mus rau hauv qab, los ntawm tsaus ntuj rau lub teeb, daim duab ntawm ib tus neeg yog visually rub tawm, thiab hloov pauv ntawm qhov tshwm sim koj xav ua kom tiav.
Ua li no, muaj cov ntaub nrog cov nyhuv degrad.
Thaum nws khaws cov duab los ua cov illusions, pom tau tias tsis tsuas yog Kate Winset yeej ntawm kev siv kho qhov muag tsis zoo hauv nws cov khaub ncaws. Tus Rete Real tiag tiag tab sis ua luam dej xaiv tau twb ntaub qhwv. Dab tsi tsis yog khaub ncaws, ces kho qhov muag tsis tsim kho)))