Seco 1.499 Semi ayaa dhammeeyay muraayadaha ugu sarreeya ee bifocal
Cayimid



1.499 Line-Top-Top Semical Lens Lens | |
Moodel: | 1.499 muraayadaha indhaha |
Meesha asalka ah: | Jiangsu, Shiinaha |
Nooc: | Isku dejin |
Qalabka muraayadaha indhaha: | Harin |
Wareegsan | 200B / 400B / 600B / 800B |
Shaqayn | wareegsan |
Midabka muraayadaha indhaha | Waadixin ah |
Tusmada Fikradda ah: | 1.499 |
Dhexroor: | 70/65 |
ABBE qiimaha: | 58 |
Xirfad gaar ah: | 1.32 |
Tartanka: | > 97% |
Xulashada Daynta: | UC / HC / HMC |
Midab dahaad | Cagaar |
Astaamaha wax soo saarka
1) Waa maxay muhiimadda muraayadaha la dhameysto ee semi-semi-dhammeeya wax soo saarka RX?
a. Heerka aqoonta sare leh ee saxda ah ee awoodda iyo xasilloonida
b. Heerka aqoonta sare leh ee tayada la isku qurxiyo
c. Astaamaha indhaha ee sare
d. Saameynta wanaagsan ee Tilmaamaha iyo Natiijooyinka Daboolka / AR
e. Garashada awoodda wax soo saarka ugu badan
f. Gaaritaanka kooxda
Kaliya maahan tayo sare oo tayo leh, muraayadaha indhaha ee dhammaadka ah ayaa aad diirada u saareysaa tayada gudaha, sida cabirrada saxda ah iyo xasilloon, gaar ahaan muraayadaha caanka ah ee caanka ah.

2) Waa maxay muraayadaha indhaha?
Biyocals waa labo rijeeto oo lagu daray hal muraayad keliya.
Bifocals waxaa asal ahaan ka soo jeeda Benjamin Franklin qarnigii 18aad markii uu jaray badhkii laba muraayad ee laba muraayadda ah oo uu ku rakibay hal qaab.
Bifocals ayaa loo baahan yahay maxaa yeelay muraayadaha masaafada ma ku filan inay diirada diidaan si ku filan u dhow. Markii aad kordhayso da'da, akhrinta muraayadaha indhaha waxaa looga baahan yahay inay wax ka akhriyaan masaafo raaxo leh. Halkii aad ka qaadan lahayd muraayadaha masaafada iyo galka muraayadaha u dhow wakhti kasta, qof raba inuu ka shaqeeyo meesha ugu dhow uu u isticmaali karo qaybta hoose si raaxo leh.
Waxaa jira noocyo kala duwan oo nooc ah oo nooc ah oo la heli karo, laga soo bilaabo weelka ugu sareeya ee ugu sareeya, bifocal flat-sare ee bifocal fulinta.

3) Waa maxay farqiga u dhexeeya HC, HMC iyo SHC?
Daaha | Ar darin / daaqad adag | Daboolka super hydrophobic |
waxay ka dhigeysaa muraayadda aan la garaneyn oo ay kordhiso u caabbinta qarsoon | Waxay kordhisaa marinka muraayadaha muraayadaha indhaha iyo yareynta milicsiga dusha sare | Waxay ka dhigtaa muraayadaha biyaha ka hortagga, ka hortagga, antistatic, is-hagida la-dagaallanka iyo iska caabinta saliida |

Shahaado



Warshadeena
