Menene abubuwan da ake buƙata don dacewa da tabarau masu dacewa?
Bayanan gani na gani
Dole ne mu fara samun ingantaccen bayanan gani.Daga cikin su, ruwan tabarau mai siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar siffar, girman girman girman , da dai sauransu.Zai fi kyau a je asibiti na yau da kullun ko babban cibiyar gani ko kantin gani don sanar da likita game da manufar da halayen ido na yau da kullun, da samun mafi kyawun bayanan Gyara.
Gajarta cikakken suna Bayanin
R (ko OD) Idon Dama Idan idanun hagu da dama suna da iko daban-daban na refractive, da fatan za a kula da bambancin.
L (ko OS) idon hagu
S (Sphere) Matsayin myopia ko hyperopia, + yana nufin hyperopia, - yana nufin myopia
C (Silinda) Lens Silindrical Matsayin astigmatism
A (Axis) Matsayin axis The axis of astigmatism
PD Interpupillary Nisa Nisa tsakanin cibiyoyin hagu da dama
Misali:
1. Idon dama: myopia 150 digiri, myopic astigmatism digiri 50, astigmatism axis ne 90, gyara na gani acuity tare da tabarau ne 1.0, hagu ido: myopia 225 digiri, da m astigmatism ne 50 digiri, astigmatism axis ne 80. Madaidaicin gani da aka gyara shine 1.0
Lens Spherical Lens S Silinda Cylinder Matsayin Axial A don gyara hangen nesa
R -1.50 -0.50 90 1.0
L -2.25 -0.50 80 1.0
2.Right ido myopia 300 digiri, astigmatism 50 digiri axis 1;idon hagu myopia 275 digiri, astigmatism 75 digiri axis 168;interpupillary nisa 69mm
Kayan firam
Akwai abubuwa da yawa don firam, gabaɗaya ƙarfe, filastik, da guduro.Daga cikin su, firam ɗin ƙarfe na titanium yana da ɗan haske da kwanciyar hankali, kuma yana da anti-allergic da juriya na lalata, wanda shine mafi kyawun kayan firam.
A zamanin yau, manyan gilashin firam sun fi shahara.Abin da ake buƙatar tunatarwa shi ne cewa abokan da ke da iko mai zurfi kada su yi makauniyar bin yanayin kuma su zabi manyan firam yayin zabar firam, saboda da farko, ruwan tabarau mai zurfi zai kasance mafi girma, kuma mafi girman firam ɗin zai sa gilashin. mafi dacewa.Ya fi nauyi, kuma yana da sauƙin zamewa yayin sanye da tabarau, wanda zai iya haifar da karkatacciyar cibiyar gani na gilashin.Abu na biyu, nisa tsakanin ɗalibai na yawancin manya yana kusan 64mm, kuma babban firam ɗin ba makawa zai canza yayin aiki, wanda cikin sauƙin samar da prisms, wanda zai shafi ingancin gani.Ana ba da shawarar zaɓin N1.67 ko N1.74 index refractive don babban adadin ruwan tabarau.Abokan ƙananan iko suna ƙoƙari kada su zaɓi rabin-rim da gilashin maras kyau, saboda ruwan tabarau suna da bakin ciki sosai, kuma ruwan tabarau suna da sauƙin lalacewa yayin amfani.
Bugu da kari, ya kamata mu kuma kula da girman firam lokacin zabar firam.Kuna iya amfani da girman bayanai akan haikalin tsohon firam azaman tunani don zaɓar sabon firam.
Zaɓin ruwan tabarau
An yi ruwan tabarau na gilashi, guduro, PC da sauran kayan.A halin yanzu, babban abin da ake amfani da shi shine takardar resin, wanda ya fi sauƙi kuma ba mai rauni ba, yayin da ruwan tabarau na PC shine mafi sauƙi, yana da tasiri mai karfi kuma ba ya karyawa cikin sauƙi, amma yana da ƙarancin abrasion juriya da ƙananan Abbe, wanda ya dace da sakawa. a lokacin motsa jiki.
Ma'anar refractive da aka ambata a sama, mafi girma na refractive index, da bakin ciki da ruwan tabarau, kuma ba shakka farashin zai fi tsada.A ƙarƙashin yanayi na al'ada, 1.56 / 1.60 ya isa idan zafin jiki yana ƙasa da digiri 300.
Baya ga ma'anar refractive, wani muhimmin mahimmanci na ruwan tabarau shine lambar Abbe, wanda shine ma'aunin rarrabawa.Girman lambar Abbe, mafi kyawun hangen nesa.A yanzu, ma'anar refractive na 1.71 (sabon abu) lambar Abbe 37 shine haɗuwa da mafi kyawun ma'anar refractive da lambar Abbe, kuma zaɓi ne mai kyau ga abokai da manyan lambobi.Bugu da kari, muna kuma buƙatar tabbatar da sahihancin ruwan tabarau da aka saya akan layi.Gabaɗaya, manyan masana'antun kamar Mingyue da Zeiss na iya tabbatar da sahihancin ruwan tabarau akan layi.
Siffar fuska da siffar firam
Zagaye fuska:Na mutanen da ke da kitsen goshi da ƙananan muƙamuƙi.Irin wannan fuska ya dace da zabar lokacin farin ciki, murabba'i ko firam ɗin kusurwa.Firam madaidaici ko kusurwa na iya raunana silhouette ɗin ku sosai.Da fatan za a zaɓi ruwan tabarau masu zurfi da launuka masu laushi, don ku iya kama sirara.Lokacin ɗauka, tabbatar cewa faɗin bai fi faɗin ɓangaren fuska ba.Yawan wuce gona da iri zai sa fuskar ta zama babba ko gajere da ba'a.Ka guji gilashin murabba'i ko zagaye.Idan babban nau'in hanci ne, ana ba da shawarar ku sanya babban firam don ma'auni.Karamin nau'in hanci a dabi'a yana buƙatar ƙaramin ɗan ƙarami, launin haske, firam mai tsayi don sa hanci ya yi tsayi.
Fuskar Oval:Fuska ce mai siffar kwai.Mafi faɗin ɓangaren wannan siffar fuskar yana cikin yankin gaba kuma yana motsawa cikin sumul da daidaito zuwa goshi da gaɓoɓinsa.Shaci yana da kyau da kyau.Mutane masu irin wannan fuska na iya gwada abubuwa iri-iri, murabba'i, ellipse, triangle mai jujjuyawa, da sauransu duk sun dace, an haife ku don sanya tabarau, komai salon da ya dace da ku, kawai kula da girman rabo. .Kuna iya zaɓar firam ɗin kwance wanda ya ɗan fi girma fiye da layin fuskar ku.Firam ɗin titanium mai haske zai sa fuskarka ta zama kyakkyawa da kyan gani.
Fuskar murabba'i:abin da ake kira fuskar halayyar Sinawa.Wannan nau'in fuskar gabaɗaya yana ba da ra'ayi na kaifi da sasanninta da kuma tsayayyen hali.Sabili da haka, ya kamata ku zaɓi gilashin gilashin da ba zai iya shakatawa kawai layin fuska ba, amma kuma ya nuna fasalin fuska daidai.Firam ɗin ido tare da firam ɗin bakin ciki, oblate ko murabba'ai tare da gefuna masu zagaye yakamata su zama kyakkyawan zaɓi.Irin wannan firam ɗin abin kallo na iya yin laushi da kusurwar fuskar da ke fitowa, kuma ya sa fuskar ta fito zagaye da tsayi a kusurwar kallo.
Fuska mai kusurwa uku:Don irin wannan nau'in siffar fuska mai kusurwa, ya dace sosai don zagaye da firam ɗin kwandon kwandon don sauƙaƙa madaidaicin layin fuskarku.Gilashin madaidaicin gilashin guda biyu na iya zama mafi kyawun gyara ga gazawar ƙwanƙwasa masu kaifi da gajarta.
Fuska mai siffar zuciya:Hasali ma, ita ce fuska mai irin guna, wato, mai nuna haki.Masu irin wannan fuska su yi ƙoƙari su guje wa yin amfani da manyan firam da murabba'i, domin hakan zai sa fuskar ta ƙara faɗi da ƙunci.Kuna iya zaɓar siffar zagaye.Ko madaidaicin firam don dacewa da siffar fuskar ku.
Shin abin dogara ne don siyan tabarau akan layi?
Gilashin kan layi suna neman adana kuɗi, amma a zahiri akwai yuwuwar haɗarin lalacewar ido!Gilashin kan layi ba su da la'akari kamar kantin sayar da jiki a duk fannonin sabis na gani, zaɓi, da sabis na tallace-tallace.
Sabis na gani
Optometry aikin likita ne na fasaha sosai.Muna ba da ruwan tabarau a cikin shagunan jiki, kuma masu binciken ido yawanci suna ba da sabis na ido a hankali don samun na'urorin gani waɗanda suka fi dacewa da halayen ido na yau da kullun.
Idan kuna son daidaita gilashin kan layi, da farko, ba za a iya tabbatar da daidaiton bayanan gani na gani ba.Wasu abokai sun zaɓi siyan ruwan tabarau akan layi bayan sun auna lambar a asibiti.Anan ya kamata mu tunatar da kowa da kowa cewa duban dan tayi na asibitocin ido da yawa ba sa la'akari da halayen ido., Yanayin aiki, da dai sauransu, bayan bayanan da aka samu tare da gilashin, za a iya samun matsaloli daban-daban kamar gyaran fuska, kuma sanya dogon lokaci yana iya haifar da lalacewar ido.
Zaɓin firam
Na yi imani kowa yana da irin wannan kwarewa.Yana iya ɗaukar lokaci mai tsawo don siyan firam fiye da tufafi.Wannan shi ne saboda ba kawai dole ne mu zaɓi firam ɗin da ke da kyau ba, amma kuma muna sa su cikin kwanciyar hankali, sauƙi, ba tare da clamping fuska ba, da hypoallergenic.Wannan yana buƙatar mu zaɓi ɗaya bayan ɗaya a cikin kantin kayan jiki, har sai mun zaɓi firam ɗin da muke tsammanin muna sawa yana da kyau, dadi, kuma mai kyau.A wannan lokacin, magatakarda zai kuma ba mu da himma da shawarwari don taimakawa zaɓi.
Idan kun zaɓi siyan firam ɗin akan layi, sabis ɗin abokin ciniki zai jefar da gungun hotuna kawai kuma ya bar ku ku ji da kanku.A halin yanzu, akwai kuma tsarin gwajin fuska na ɗan adam, ƙaddamar da hotuna na iya samun tasirin sawa mai kama-da-wane, amma ba tare da la’akari da ko zai zama “maguɗin hoto” ba, jin daɗin sa yana da wuyar tabbatarwa.Idan lokacin dawowa da musayar lokaci, makamashi, sufurin kaya, da dai sauransu su ma babban asara ne.
Bayan-tallace-tallace sabis
Gilashin ba siyarwar kashewa ba ce, kuma sabis ɗin bayan-tallace-tallace su ma yana da mahimmanci.A halin yanzu, ainihin duk shagunan jiki za su samar da maye gurbin kushin hanci kyauta, gyara firam, tsaftace gilashi da sauran ayyuka, waɗanda ba sa samuwa a cikin shagunan Taobao.Shagunan Taobao gabaɗaya suna ba da masu tsabtace ruwan tabarau ko yin alƙawarin daidaita firam ɗin kyauta, amma suna buƙatar mai siye ya ɗauki kaya da sauransu.
Ko da shagunan Taobao na iya taimaka wa abokan ciniki ba tare da wani sharadi ba don daidaita firam ɗin, yana da wahala a cimma gyare-gyaren da ya dace da bukatun abokin ciniki.
Lokacin aikawa: Janairu-26-2022