Tsebo ea lilense tsa likhalase

1. Ho na le lisebelisoa tsa lense tsa mofuta ofe?

Lisebelisoa tsa tlhaho: lejoe la kristale, boima bo phahameng, bo seng bonolo ho sila, bo ka fetisa mahlaseli a ultraviolet, 'me bo na le birefringence.

Lisebelisoa tsa maiketsetso: ho kenyelletsa likhalase tsa inorganic, likhalase tsa tlhaho le resin ea optical.

Khalase ea Inorganic: E qhibilihisoa ho tloha silika, calcium, aluminium, sodium, potasiamo, joalo-joalo, ka ponaletso e ntle.

Plexiglass: Motsoako oa lik'hemik'hale ke polymethyl methacrylate.

Resin ea Optical: Motsoako oa lik'hemik'hale ke propylene diethylene glycol carbonate.Melemo ke boima bo bobebe, ho hanyetsa tšusumetso, ho bopa ho lahla, le ho daea habonolo.

 

2. Melemo le mefokolo ea lilense tsa resin ke life?

Melemo: boima bo bobebe, ha bo fokotsehe, ha bo na mapheo kapa likhutlo ha bo robehile, bo bolokehile

Mefokolo: lilense tse sa apareheng li tenya mme theko e phahame hanyane

 

3. Lense ea bifocal ke eng?

Lense e tšoanang e na le khanya e 'meli, leseli le ka holimo ke sebaka se hole, 'me leseli le tlase ke sebaka se haufi.

 

4. Litšobotsi tsa lilense tse ngata ke life?

Likhalase tse peli li ka bona libaka tse hole, tse bohareng le tse khutšoane, li se na moeli, li ntle, bakeng sa bacha ho laola myopia, bakuli ba lilemo tse mahareng le ba tsofetseng ba nang le presbyopia ba ka etsa hore bophelo bo be bonolo haholoanyane.

 

5. Lense e thata ke eng?

Ho thatafala, joalo ka ha lebitso le bontša, ho bolela hore lense e thata ho feta lilense tse tloaelehileng.Lilense tse thata li na le khanyetso ea super wear.Molao-motheo ke hore bokaholimo ba lense bo kenngoe ka likarolo tse khethehileng tsa ultra-fine tse thatafatsang kalafo ho matlafatsa khanyetso ea lense le ho lelefatsa bophelo ba ts'ebeletso..


Nako ea poso: Oct-26-2021