Kugera gushya
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Kugenzura amadarubindi
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Urwego rwo gutera inshinge
1. Ibikoresho byo gutera inshinge Uburyo bwo kubumba inshinge ni ugushonga umuceri wa plastike (cyane cyane PC, ibyuma bya pulasitike, TR), hanyuma ukabitera mubibumbano kugirango ukonje.Ibyiza nibisanzwe murwego rwo hejuru rwicyiciro cyose, umuvuduko wo gutunganya byihuse, nigiciro gito muri rusange.Ingaruka ni uko benshi mu ...Soma byinshi -
Ibikoresho byuma byerekana amakadiri
1. Ibikoresho byongerewe zahabu: Ifata ubudodo bwa zahabu nkibanze, kandi ubuso bwabwo butwikiriwe nigice cya zahabu ifunguye (K).Hano hari amabara abiri ya zahabu ifunguye: zahabu yera na zahabu y'umuhondo.A. zahabu Iki nicyuma cya zahabu gifite ihindagurika ryiza kandi hafi ya nta okiside ihinduka.Kuva zahabu nziza (24K) ...Soma byinshi -
Nigute ushobora guhitamo amadarubindi yizuba?
1) Indorerwamo zizuba zose zirwanya ultraviolet.Indorerwamo zose zizuba ntabwo zirwanya ultraviolet.Niba wambaye "indorerwamo zizuba" zitari anti-ultraviolet, lens zijimye cyane.Kugirango ubone ibintu neza, abanyeshuri bazaguka mubisanzwe, kandi imirasire ya ultraviolet izinjira mumaso kandi amaso azaba af ...Soma byinshi -
Inama zo gukoresha amadarubindi
1) Mubihe bisanzwe, 8-40% yumucyo urashobora kwinjira mumadarubindi.Abantu benshi bahitamo indorerwamo zizuba 15-25%.Hanze, ibirahuri byinshi bihindura ibirahuri biri mururwo rwego, ariko kohereza urumuri rwibirahuri biva mubakora bitandukanye biratandukanye.Ibara ryijimye rihindura ibirahure birashobora kwinjira ...Soma byinshi -
Ubumenyi bwibirahuri
1. Ni ubuhe bwoko bw'ibikoresho bya lens bihari?Ibikoresho bisanzwe: ibuye rya kirisiti, gukomera cyane, ntibyoroshye gusya, birashobora kwanduza imirasire ya ultraviolet, kandi bifite birefringence.Ibikoresho byubukorikori: harimo ikirahuri kidasanzwe, ikirahuri kama na resin optique.Ikirahuri kidasanzwe: Yashongeshejwe muri silika, calciu ...Soma byinshi -
Kudasobanukirwa guhitamo amadarubindi.
Kutumva nabi 1: Indorerwamo zizuba zose zirwanya UV 100% Reka tubanze twumve urumuri ultraviolet.Uburebure bwumucyo ultraviolet uri munsi ya 400 uv.Ijisho rimaze kugaragara, ryangiza cornea na retina, bikaviramo keratite yizuba hamwe na corneal endothelial yangirika. Hejuru-yuzuye ...Soma byinshi -
Ibiri mu imurikabikorwa
Buri mwaka twitabira imurikagurisha ryiza muri Tokiyo, kandi dutsindira ibihembo byinshi, dufite amateka maremare mubijyanye no gutunganya ibirahure, dufite uburambe bukomeye, hamwe nabenshi mubikorwa byurubanza rwumwuga kandi tugafatanya nibirango byinshi bizwi, ibirahuri byerekana urugero rwiza, ...Soma byinshi -
Inganda "Indorerwamo" ikomeza umugambi wambere kandi ihora ikurikira ibirori
Ku ya 26 Gicurasi, Inama ya 9 ihoraho y’ishyirahamwe ry’amashyanyarazi mu Bushinwa hamwe n’inama yo kungurana ibitekerezo ku bikorwa byo kubaka uburambe bw’ishyaka ryabaye ku ya 26 Gicurasi, inama ya cyenda ihoraho y’ishyirahamwe ry’amashanyarazi mu Bushinwa yabereye i Changsha, muri Hunan.Abantu barenga 100 bitabiriye inama, ...Soma byinshi -
Umupayiniya wizuba ryizuba
Aviator Sunglasses 1936 Yakozwe na Bausch & Lomb, yiswe Ray-Ban Nkuko byari bifite ibishushanyo byinshi, nka Jeep, indorerwamo z'izuba za Aviator zari zigenewe gukoreshwa mu gisirikare kandi zakozwe mu 1936 kugira ngo abaderevu barinde amaso yabo mu gihe baguruka.Ray-Ban yatangiye kugurisha ibirahuri kuri th ...Soma byinshi