Alaabta
IDEAL Lens Stock Standard aasaasiga ah
| SAAMAYNTA ARAGTIDA | DHAMAY | SEMI- DHAMAY | |
| HEERKA | HAL ARAGTID | 1.49 tusmada | 1.49 tusmada |
| 1.56 tusmada dhexe | 1.56 tusmada dhexe | ||
| 1.60 / 1.67 / 1.71 / 1.74 | 1.60 / 1.67 / 1.71 / 1.74 | ||
| BIFOCAL | FULAT TOP | FULAT TOP | |
| Wareegii sare | Wareegii sare | ||
| AAN LA ARAGIN | MUUQAAL | ||
| HORUMARKA | JIDKA GAABAN | JIDKA GAABAN | |
| JIDKA JOOGTADA AH | JIDKA JOOGTADA AH | ||
| Naqshad CUSUB 13+4mm | Naqshad CUSUB 13+4mm |
● Muraayadaha Aragga Keliya: Waa maxay muraayadda aragga keliya?
Marka ay adagtahay in diirada la saaro shay dhow ama fog, muraayadaha aragga kaliya ayaa ku caawin kara. Waxay kaa caawin karaan inay saxaan: Qaladaadka dib u soo celinta ee myopia iyo presbyopia.
● Muraayadaha kala duwan:
Marka dadku ay qabaan in ka badan hal dhibaato aragga, muraayado leh dhibco badan ayaa loo baahan yahay. Muraayadahani waxay ka kooban yihiin laba ama in ka badan oo dawooyin ah oo loogu talagalay hagaajinta aragga. Xalka waxaa ka mid ah:
Lens-ka laba-geesoodka ah: Muraayadahan waxa loo qaybin karaa laba qaybood. Qaybta sare waxay ka caawisaa in wax laga arko meel fog, iyo qaybta hoose waxay caawisaa in la arko waxyaalaha u dhow. Bifocals waxay caawin kartaa dadka ka weyn da'da 40 ee la ildaran presbyopia. Presbyopia taas oo keenta hoos u dhac joogto ah oo ku saabsan awoodda diiradda ee fogaanta dhow.
Muraayadaha horu-socod: Muraayadaha noocaan ah ayaa leh muraayad shahaadadiisu si tartiib tartiib ah isu beddesho inta u dhaxaysa darajooyinka muraayadaha kala duwan, ama gradient joogto ah. Muraayada ayaa si tartiib tartiib ah u soo baxaya marka aad hoos eegto. Waxay la mid tahay muraayadaha laba-geesoodka ah ee aan lahayn khadadka muuqda ee muraayadaha. Dadka qaarkiis waxay ogaadaan in muraayadaha horusocodku ay keenaan qallooc ka badan noocyada kale ee muraayadaha. Tani waa sababta oo ah aag badan oo muraayadda ayaa loo isticmaalaa kala-guurka u dhexeeya muraayadaha awoodaha kala duwan, iyo aagga xuddunta waa yar yahay.
Muraayadahani waxay ku caawinayaan haddii ay dhibaato kaa haysato inaad diirada saarto walxaha kuu dhow ama ka fog. Muraayadaha hal-araggu waxay sixi karaan:
● Myopia.
● Hyperopia.
● Presbyopia.
Muraayadaha wax akhrisku waa nooc ka mid ah muraayadaha hal-arag. Badanaa, dadka qaba presbyopia waxay si cad u arkaan walxaha meel fog laakiin waxay dhib kala kulmaan inay arkaan erayada marka ay akhrinayaan. Muraayadaha akhriska ayaa ku caawin kara. Inta badan waxaad ka iibsan kartaa miiska miiska farmashiyaha ama dukaanka buugaagta, laakiin waxaad heli doontaa muraayad sax ah haddii aad u aragto bixiye daryeel caafimaad warqad dhakhtar. Marka la eego akhristayaasha miiska ma ku caawinayaan haddii indhaha midig iyo bidix ay leeyihiin qoraallo kala duwan. Kahor intaadan isku dayin inaad isticmaasho akhristayaasha, u arag xirfadlahaaga daryeelka indhaha marka hore si aad u hubiso inaad si badbaado leh u isticmaali karto.
Haddii aad qabto wax ka badan hal dhibaato aragga, waxaa laga yaabaa inaad u baahato muraayado leh lenses-ka-focal. Muraayadahani waxay ka kooban yihiin laba ama in ka badan oo ah dawooyinka hagaajinta aragga. Bixiyahaaga ayaa kaala hadli doona fursadahaaga. Doorashooyinka waxaa ka mid ah:
✔ Bifocals: muraayadahani waa nooca ugu badan ee multifocals. Lensku wuxuu leeyahay laba qaybood. Qaybta sare waxay kaa caawinaysaa inaad meel fog wax ka aragto, qaybta hoosena waxay awood kuu siinaysaa inaad aragto walxaha kuu dhow. Bifocals waxay caawin kartaa dadka da'doodu ka weyn tahay 40 jir ee qaba presbyopia, taas oo keenaysa hoos u dhaca awooddaada inaad diirada saarto meel dhow.
✔ Trifocals: Ookiyaaleyaashani waa laba-geesood oo leh qayb saddexaad. Qaybta saddexaad waxay caawisaa dadka ay dhibaato ka haysato inay arkaan walxaha gacanta ay gaadhi karto.
✔ Horusocod: Muraayada noocaan ah waxa uu leeyahay muraayad u janjeerta, ama jaanis joogto ah, oo u dhexeeya awoodaha muraayadaha kala duwan. Lensku wuxuu diiradda saarayaa si tartiib tartiib ah markaad hoos u eegto. Waa sida bifocals ama trifocals oo aan lahayn khadadka muuqda ee muraayadaha. Dadka qaarkiis waxay ogaadaan in muraayadaha horusocodku ay keenaan qallooc ka badan noocyada kale. Taasi waa sababta oo ah meel badan oo muraayada ah ayaa loo isticmaalaa kala-guurka noocyada kala duwan ee muraayadaha. Aagagga xudunta u ah way yar yihiin.
✔ Muraayadaha Kombiyuutarka: Lenses-yadan multifocal waxay leeyihiin sixid gaar ah oo loogu talagalay dadka u baahan inay diiradda saaraan shaashadaha kombiyuutarka. Waxay kaa caawinayaan inaad iska ilaaliso cadaadiska indhaha.
