1.499 1.56 furati yepamusoro yakatenderera kumusoro yakasanganiswa pamusoro HMC 70/28mm bifocal lenzi inopisa kutengesa lenzi yemaziso

Chii chinonzi Bifocal Lenses & Anoshanda Sei?

Kune akawanda akasiyana akasiyana malenzi aripo nhasi, mazhinji acho achizadzisa chinangwa chimwe kana kunyange akawanda zvinangwa.Mumwedzi uno blog post tichakurukura bifocal lenses, mabatiro aanoita, uye kuti mabhenefiti api ndeekukanganiswa kwekuona kwakasiyana.

Bifocal eyeglass lenses ine maviri lens masimba ekukubatsira kuona zvinhu pazvinhambwe zvese mushure mekunge warasikirwa nekugona kushandura kutarisa kwemeso ako nekuda kwezera, inozivikanwawo se presbyopia.Nekuda kweichi basa chairo, bifocal lenzi anonyanya kunyorerwa kune vanhu vanopfuura makore makumi mana kuti vabatsire kutsiva kuderedzwa kwechisikigo kwekuona nekuda kwekuchembera.

Pasinei nechikonzero chaunoda kunyorerwa kuti ugadzirise pedo-yekuona, bifocals ese anoshanda nenzira imwechete.Chikamu chidiki muchikamu chezasi chelenzi chine simba rinodiwa kugadzirisa chiono chako chiri pedyo.Iyo yakasara yelenzi kazhinji ndeye yako yekuona chinhambwe.Chikamu chelens chakatsaurirwa kugadziriso yepedyo-chiono chinogona kuve chimwe chezvimiro zvakati wandei:

• A half-moon - inonziwo flat-top, straight-top or D segment
• Chikamu chakatenderera
• Nzvimbo yakamanikana ine rectangular, inozivikanwa sechikamu cheribhoni
• Iyo yakazara pasi hafu yebifocal lenzi inonzi Franklin, Executive kana E style

Kazhinji, kana wakapfeka bifocal lenses, unotarisa kumusoro uye nepakati pechikamu chelens kana wakatarisa pane zvibodzwa zviri kure, uye unotarisa pasi uye kuburikidza nebifocal segment yelens kana uchitarisa pane zvekuverenga kana zvinhu zviri mukati me18 inches yemaziso ako. .Ichi ndicho chikonzero chikamu chezasi chebifocal chelenzi chakaiswa kuitira kuti mutsara unoparadzanisa zvikamu zviviri umire pahurefu hwakafanana nehwepazasi reziso reanopfeka.Kana iwe uchitenda kuti bifocal lenses, kana kutonyanya kufambira mberi multifocal lenses, inogona kunge iri sarudzo chaiyo yekutadza kuona kwako wobva wauya muConvox Optical nhasi uye vashandi vedu vane hushamwari uye vane ruzivo vanogona kukubatsira kukutungamira kusarudzo yakakwana yelens nemafuremu.