-
Malangizo owerengera magalasi
Pali nthano zodziwika bwino za magalasi owerengera. Imodzi mwa nthano zodziwika bwino: Kuvala magalasi owerengera kumapangitsa kuti maso anu afooke. Izo si zoona. Nthano inanso: Kuchita opareshoni ya ng'ala kudzakuthandizani maso anu, kutanthauza kuti mutha kusiya magalasi owerengera ...Werengani zambiri -
Maso thanzi ndi chitetezo kwa ophunzira
Monga makolo, timayamikira mphindi iliyonse ya kukula ndi chitukuko cha mwana wathu. Ndi semester yatsopano yomwe ikubwera, ndikofunikira kusamala za thanzi la maso a mwana wanu. Kubwerera kusukulu kumatanthauza maola ochuluka ophunzirira patsogolo pa kompyuta, tabuleti, kapena ma digito ...Werengani zambiri -
Thanzi la Maso a Ana Nthawi zambiri Simaganiziridwa
Kafukufuku waposachedwapa wasonyeza kuti kaŵirikaŵiri makolo amanyalanyaza thanzi la maso ndi maso a ana. Kafukufukuyu, mayankho achitsanzo ochokera kwa makolo 1019, akuwonetsa kuti kholo limodzi mwa asanu ndi mmodzi sanabweretse ana awo kwa dokotala wamaso, pomwe makolo ambiri (81.1 peresenti) ...Werengani zambiri -
Kukula kwa magalasi a maso
Kodi magalasi anapangidwa liti? Ngakhale magwero ambiri amanena kuti magalasi anapangidwa mu 1317, lingaliro la magalasi mwina linayamba kale 1000 BC Magwero ena amanenanso kuti Benjamin Franklin anapanga magalasi, ndipo ...Werengani zambiri -
Vision Expo West ndi Silmo Optical Fair - 2023
Vision Expo West (Las Vegas) 2023 Booth No: F3073 Nthawi yowonetsera: 28 Sep - 30Sep, 2023 Silmo (Pairs) Optical Fair 2023 --- 29 Sep - 02 Oct, 2023 Booth No: ipezeka ndikulangizidwa pambuyo pake Onetsani nthawi: 20 O2Werengani zambiri -
Magalasi a Polycarbonate: Njira yabwino kwambiri kwa ana
Ngati mwana wanu akufunikira magalasi am'maso opatsidwa ndi dokotala, kusunga maso ake kukhala chinthu chofunika kwambiri. Magalasi okhala ndi ma lens a polycarbonate amapereka chitetezo chokwanira kwambiri kuti asawononge maso a mwana wanu ndikumupatsa mawonekedwe owoneka bwino, omasuka ...Werengani zambiri -
Magalasi a Polycarbonate
Patangotha sabata limodzi mu 1953, asayansi awiri kumbali zotsutsana za dziko lapansi adapeza polycarbonate. Polycarbonate idapangidwa m'zaka za m'ma 1970 kuti azigwiritsa ntchito zamlengalenga ndipo pakadali pano amagwiritsidwa ntchito ngati ma visor a chisoti a astronaut komanso mlengalenga ...Werengani zambiri -
Ndi magalasi ati omwe tingavale kuti tikhale ndi chilimwe chabwino?
Kuwala koopsa kwa ultraviolet m'dzuwa la chilimwe sikuti kumangowononga khungu lathu, komanso kumawononga kwambiri maso athu. Fundus, cornea, ndi mandala athu awonongeka ndi izi, komanso zitha kuyambitsa matenda a maso. 1. Matenda a Corneal Keratopathy ndiwofunika kwambiri ...Werengani zambiri -
Kodi pali kusiyana kotani pakati pa magalasi a polarized ndi non-polarized?
Kodi pali kusiyana kotani pakati pa magalasi a polarized ndi non-polarized? Magalasi okhala ndi polarized komanso osakhala ndi polarized onse amadetsa tsiku lowala, koma ndipamene kufanana kwawo kumathera. Ma lens opangidwa ndi polarized amatha kuchepetsa kunyezimira, kuchepetsa kuwunikira komanso ...Werengani zambiri -
Njira Yamagalasi Oyendetsa
Anthu ambiri ovala ziwonetsero amakumana ndi zovuta zinayi poyendetsa: --kusawona bwino poyang'ana kutsogolo kudzera m'magalasi --kusawona bwino uku akuyendetsa, makamaka usiku kapena dzuwa lowala kwambiri - nyali zamagalimoto akubwera kutsogolo. Ngati kugwa mvula, reflectio...Werengani zambiri -
KODI MUKUDZIWA BWANJI ZA BLUECUT LENS?
Kuwala kwa buluu kumawonekera ndi mphamvu zambiri kuchokera ku 380 nanometers mpaka 500 nanometers. Tonse timafunikira kuwala kwa buluu m'moyo wathu watsiku ndi tsiku, koma osati mbali yake yovulaza. Magalasi a Bluecut adapangidwa kuti alole kuwala kopindulitsa kwa buluu kudutsa kuti zisawonongeke ...Werengani zambiri -
KODI MUNGASANKHE BWANJI LENS YANU YOYENERA KUTI PHOTOCHROMIC?
Magalasi a Photochromic, omwe amadziwikanso kuti lens light reaction lens, amapangidwa molingana ndi chiphunzitso chosinthika cha kusinthana kwa kuwala ndi mitundu. Lens ya Photochromic imatha kudetsedwa mwachangu ndi kuwala kwa dzuwa kapena kuwala kwa ultraviolet. Itha kutsekereza mwamphamvu ...Werengani zambiri