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1.59 PC Bifocal Invisible Photochromic Gray HMC Optical lens
Pakalipano, pali mitundu iwiri ya zipangizo zamagalasi pamsika, imodzi ndi galasi, ina ndi ya utomoni.Zida za utomoni zimagawidwa kukhala CR-39 ndi polycarbonate (PC zakuthupi).
Ma lens a Bifocal kapena Bifocal lens ndi ma lens omwe amakhala ndi magawo awiri owongolera nthawi imodzi ndipo amagwiritsidwa ntchito makamaka kukonza presbyopia.Malo akutali okonzedwa ndi lens bifocal amatchedwa dera lakutali, ndipo dera lapafupi limatchedwa pafupi ndi malo owerengera.Kawirikawiri, dera la distal ndi lalikulu, choncho limatchedwanso filimu yaikulu, ndipo dera loyandikana nalo ndi laling'ono, choncho limatchedwa sub-filimu.
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1.56 Semi Anamaliza zithunzi zotuwa zotuwa
Lens lagalasi la lens losintha mtundu lili ndi kuchuluka kwa siliva chloride, sensitizer ndi mkuwa.Pansi pa mawonekedwe a kuwala kwafupipafupi, amatha kusungunuka kukhala maatomu asiliva ndi maatomu a chlorine.Ma atomu a klorini ndi opanda mtundu ndipo maatomu asiliva ndi amitundu.Kuchuluka kwa maatomu a siliva kumatha kupanga colloidal state, zomwe timawona ngati ma lens osinthika.Kuwala kwa dzuwa kukakhala kolimba kwambiri, maatomu asiliva amalekanitsidwa kwambiri, lens imakhala yakuda kwambiri.Kuchepa kwa kuwala kwa dzuwa, maatomu asiliva ochepa amalekanitsidwa, lens imapepuka.Palibe e mulibe kuwala kwa dzuwa m'chipindamo, kotero magalasi amakhala opanda mtundu.
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1.56 Semi Finished Blue kudula Kupita patsogolo chithunzi imvi Optical Lens
Utomoni ndi mankhwala omwe ali ndi phenolic.Magalasi a utomoni ndi opepuka, kukana kutentha kwambiri, kukana kukhudzidwa sikophweka kuthyoka, kusweka kulibenso m'mphepete ndi ngodya, kotetezeka, kumatha kutsekereza kuwala kwa ultraviolet, magalasi a resin ndi mtundu womwe amakonda kwambiri magalasi amaso kwa anthu a myopia pakadali pano.
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1.56 Semi Finished Progressive photo grey Optical Lens
Ma lens refractive index ndi apamwamba, magalasi ocheperako, kuchuluka kwa kachulukidwe, kuuma komanso bwinoko, m'malo mwake, kutsika kwa index ya refractive, kukulira kwa mandala, kucheperako, kuuma kumakhala kocheperako, magalasi ambiri olimba kwambiri, kotero refractive index nthawi zambiri imakhala pafupifupi 1.7, ndipo kuuma kwa filimu ya utomoni kumakhala kocheperako, index ya refractive ndiyotsika, kagawo kakang'ono pamsika pakali pano ndiye index yodziwika bwino ya 1.499 kapena kupitilira apo, Zabwino pang'ono ndi mtundu wowonda kwambiri, yomwe ili ndi refractive index ya 1.56 ndipo imagwiritsidwanso ntchito kwambiri.
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1.56 Semi Finished Blue Cut Porgressive Optical lens
Magalasi a Multifocal ali ndi njira zazifupi komanso njira zazitali.Kusankha njira ndikofunikira.Kawirikawiri, choyamba timaganizira kusankha njira yaying'ono, chifukwa njira yaying'ono idzakhala ndi gawo lalikulu, lomwe likugwirizana ndi moyo wa anthu omwe nthawi zambiri amayang'ana mafoni awo.Kusiyanitsa pakati pa maso ndi kwakukulu, maso a mphamvu yotsika yozungulira ya anthu, imakhalanso yoyenera kwa njira zazifupi.Ngati wogula akuvala ma multifocus kwa nthawi yoyamba, ali ndi zofuna zapakatikati, ndipo Zowonjezera ndizokwera kwambiri, ndiye kuti njira yayitali ingaganizidwe.
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1.56 Semi Finished Blue Cut Bifocal Photo grey Optical lens
Pansi pa kuwala kwa dzuŵa, mtundu wa lens umakhala woderapo ndipo kutulutsa kuwala kumachepa ngati kumawunikiridwa ndi kuwala kwa ultraviolet ndi mawonekedwe afupiafupi.M'kati mwa magalasi amkati kapena amdima, kuwala kumawonjezeka, kumabwereranso ku kuwala.Photochromism ya magalasi ndi yodziwikiratu komanso yosinthika.Magalasi osintha mitundu amatha kusintha ma transmittance kudzera mukusintha kwa mtundu wa lens, kuti diso lamunthu lizitha kusintha kusintha kwa kuwala kwachilengedwe, kuchepetsa kutopa kwamaso, ndikuteteza maso.
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1.56 Semi Finished Bifocal Photo grey Optical lens
Nthawi zambiri, magalasi osintha mitundu a myopia sangangobweretsa kusangalatsa komanso kukongola komanso amatha kukana ultraviolet ndi kunyezimira, amatha kuteteza maso, chifukwa cha kusintha kwamtundu ndikuti magalasi akapangidwa, amasakanizidwa ndi zinthu zosamva kuwala. , monga silver chloride, silver halide (yomwe imadziwika kuti silver halide), ndi kachulukidwe kakang'ono ka copper oxide catalyst.Nthawi zonse siliva halide iunikiridwa ndi kuwala kolimba, kuwalako kumawola ndikukhala tinthu tambiri tasiliva takuda tomwe timagawira mu mandala.Chifukwa chake, disololo liziwoneka ngati mdima ndikuletsa kutuluka kwa kuwala.Panthawiyi, disolo lidzakhala lakuda, lomwe lingathe kuteteza kuwala kukwaniritsa cholinga choteteza maso.
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1.56 Semi Finished Blue Cut Bifocal Optical lens
Ma lens a Bifocal kapena Bifocal lens ndi ma lens omwe amakhala ndi magawo awiri owongolera nthawi imodzi ndipo amagwiritsidwa ntchito makamaka kukonza presbyopia.Malo akutali okonzedwa ndi lens bifocal amatchedwa dera lakutali, ndipo dera lapafupi limatchedwa pafupi ndi malo owerengera.Kawirikawiri, dera la distal ndi lalikulu, choncho limatchedwanso filimu yaikulu, ndipo dera loyandikana nalo ndi laling'ono, choncho limatchedwa sub-filimu.
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1.56 Semi Finished Blue kudula chithunzi imvi Optical Lens
Magalasi osintha mitundu amadetsedwa dzuwa likawala.Kuunikirako kukazilala, kumawalanso.Izi ndizotheka chifukwa makristalo a silver halide akugwira ntchito.
M'mikhalidwe yabwinobwino, imasunga magalasi owonekera bwino.Pamene kuwala kwa dzuwa, siliva mu kristalo amalekanitsidwa, ndipo siliva waulere amapanga timagulu tating'ono mkati mwa lens.Magulu ang'onoang'ono asilivawa ndi osakhazikika, olumikizana omwe sangathe kutumiza kuwala koma kuyamwa, kuchititsa mdima wa lens.Kuwala kukakhala kochepa, kristalo imasinthidwa ndipo lens imabwerera ku kuwala kwake.
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1.56 Semi Finished Single Vision Optical Lens
Magalasi a magalasi omalizidwa pang'ono amagwiritsidwa ntchito kudikirira kukonzedwa.Mafelemu osiyanasiyana amabwera ndi ma lens osiyanasiyana, omwe amafunika kupukutidwa ndi kusinthidwa asanalowe mu chimango.
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1.59 Magalasi a Blue Cut PC Progressive Photochromic Gray HMC Optical
Zomwe zimatchedwa mandala ogwira ntchito zimatanthawuza magalasi apadera omwe amatha kubweretsa makhalidwe abwino kwa anthu enieni m'madera ndi magawo ena, ndipo amatha kusintha maonekedwe ndi kupanga mzere wowonekera bwino, womveka komanso wofewa.
Magalasi osintha mitundu: kufunafuna malingaliro a mafashoni, oyenera myopia, hyperopia, astigmatism, ndipo amafuna kuvala magalasi nthawi imodzi.Magalasi amtundu wa Hanchuang amasintha mtundu mwachangu mkati ndi kunja, amakana kuwala kwa UV ndi buluu, osati ozizira kwambiri!
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1.56 Blue cut Progressive Photochromic Gray HMC Optical lens
Magalasi opita patsogolo a multifocal adapangidwa zaka 61 zapitazo.Magalasi a Multifocal adathetsa vuto loti anthu azaka zapakati ndi okalamba amafunikira kuwala kosiyana kuti awone zinthu zakutali ndipo amafunika kusintha magalasi pafupipafupi.Magalasi amatha kuwona kutali, zokongola, komanso kuwona pafupi.Kufananiza kwa magalasi a multifocal ndi ntchito yokhazikika, yomwe imafunikira ukadaulo wochulukirapo kuposa kufananiza magalasi amodzi.Optometrists samangofunika kumvetsetsa za optometry, komanso amafunikira kumvetsetsa zinthu, kukonza, kusintha mawonekedwe agalasi, kuyeza kwa nkhope yopindika, mbali ya kutsogolo, mtunda wamaso, mtunda wa mwana, kutalika kwa wophunzira, kuwerengera kusintha kwapakati, ntchito yogulitsa pambuyo pake, kuya. kumvetsetsa kwa mfundo zambiri, zabwino ndi zoyipa, ndi zina zotero.Katswiri wathunthu yekha ndi omwe angaganizire mozama makasitomala, kuti agwirizane ndi magalasi oyenera amitundu yambiri.
