amakuru

Itara ry'ubururu ni iki?

Izuba ritwoga buri munsi mumucyo, nimwe mubwoko bwinshi bwimirasire ya electromagnetique, hamwe numuraba wa radio, microwave hamwe nimirasire ya gamma.Ntidushobora kubona ubwinshi bwizo mbaraga zingufu zinyura mumwanya, ariko turashobora kubipima.Umucyo amaso yumuntu ashobora kubona, nkuko asunika ibintu, afite uburebure bwumurambararo uri hagati ya nanometero 380 na 700.Muri iki cyerekezo, kiva kuri violet kijya gutukura, itara ry'ubururu riranyeganyega hamwe nuburebure bwo hasi cyane (400 kugeza 450nm) ariko hafi yingufu zisumba izindi.

Urumuri rwinshi rwubururu rushobora kwangiza amaso yanjye?

Hamwe no hanze nziza itanga kugeza ubu cyane cyane kumurika ryubururu, twamenye kugeza ubu niba urumuri rwubururu arikibazo.Ibyo byavuzwe, urebye urumuri rwo hasi rwubururu-rwiganjemo urumuri, utabishaka, kumasaha menshi yo kubyuka, nikintu gishya, kandi eyestrain ya digitale nikibazo gikunze kugaragara.

Kugeza ubu nta kimenyetso cyerekana ko urumuri rwubururu ruva mubikoresho ari nyirabayazana.Abakoresha mudasobwa bakunda guhumbya inshuro eshanu kurenza uko bisanzwe, bishobora kuvamo amaso yumye.Kandi kwibanda kubintu byose mugihe kirekire nta kiruhuko ni resept y'amaso ananiwe.

Urashobora kwangiza retina niba uyerekejeho urumuri rukomeye rwubururu igihe kirekire bihagije, niyo mpamvu tutareba neza itara ryizuba cyangwa LED.

Itara ry'ubururu rikurura irangi ni iki?

Ubururu bwubururu bwangiza: Itara ryubururu rishobora nanone gutera cataracte zishoboka hamwe nubuzima bwa retina, nka macula degeneration.

Imashini yubururu ikoreshwa mubirahuri cyangwa muyungurura irashobora kugabanya urumuri rwubururu no kurinda amaso yacu.