IDEAL Defocus Incorporated Multiple Segments Lenses

Kev Piav Qhia Luv:

● Cov xwm txheej siv tau: Hauv Suav teb, muaj li ntawm 113 lab tus menyuam yaus uas muaj teeb meem myopia, thiab 53.6% ntawm cov tub ntxhais hluas uas muaj teeb meem myopia, yog cov uas muaj teeb meem thib ib hauv ntiaj teb. Myopia tsis yog tsuas yog cuam tshuam rau kev kawm ntawm cov menyuam yaus xwb, tab sis kuj cuam tshuam rau lawv txoj kev loj hlob yav tom ntej. Muaj ntau txoj kev tshawb fawb tau lees paub tias thaum siv lub lens defocus los kho qhov pom kev hauv nruab nrab, qhov myopic defocus yuav tshwm sim hauv qhov chaw sab nraud kom qeeb qeeb qhov kev loj hlob ntawm lub qhov muag, uas tuaj yeem qeeb qeeb qhov kev loj hlob ntawm myopia.

● Cov neeg coob coob uas siv tau: Cov neeg Myopic uas muaj qhov kaj sib xyaw ua ke tsawg dua lossis sib npaug rau 1000 degrees, astigmatism tsawg dua lossis sib npaug rau 100 degrees; cov neeg uas tsis haum rau lub lens OK; cov tub ntxhais hluas uas muaj myopia qis tab sis myopia nce sai. Pom zoo kom hnav tau txhua hnub.

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Cov Lus Qhia Txog Khoom

Cov Cim Npe Khoom

Cov Lus Qhia Tseem Ceeb

Khoom	IDEAL Defocus Incorporated Multiple Segment Lenses	Khoom siv	PC
Tsim Qauv	Nplhaib/Zib ntab Zoo li	Cov Ntawv Qhia	1.591
Cov Naj Npawb Qhia	940/558 Cov Qhab Nia	Abbe Value	32
Txoj kab uas hla	74 hli	Txheej	SHMC (Ntsuab/Xiav)

Xav Paub Ntxiv

● Piv rau qhov xwm txheej ntawm myopia tsis kho thiab thaum siv cov iav tsom iav ib leeg: Yog tias myopia tsis kho, daim duab ntawm lub hauv paus ntawm qhov pom kev yuav nyob hauv nruab nrab ntawm pem hauv ntej ntawm retina, thaum daim duab ntawm cov khoom sab nraud yuav poob tom qab retina. Kev kho nrog cov iav tsom iav ib txwm hloov lub dav hlau duab kom nws nyob hauv nruab nrab ntawm thaj chaw foveal, tab sis cov khoom sab nraud raug thaij duab ntxiv tom qab retina, ua rau peripheral hyperopic defocus uas yuav ua rau axial ntev ntev.

● Kev tswj qhov muag zoo tshaj plaws tuaj yeem ua tiav los ntawm ntau qhov chaw tsis pom kev, uas yog, qhov chaw nruab nrab yuav tsum pom tseeb, thiab cov duab sab nraud yuav tsum poob rau pem hauv ntej ntawm lub retina, kom coj lub retina mus rau pem hauv ntej ntau li ntau tau es tsis txhob nthuav mus tom qab. Peb siv qhov ruaj khov thiab nce ntxiv ntawm qhov tsis pom kev los tsim ib qho chaw tsis pom kev zoo li lub nplhaib. Thaum ua kom muaj kev ruaj khov ntawm thaj chaw nruab nrab ntawm lub lens, lub teeb liab tsis pom kev zoo raug tsim nyob rau pem hauv ntej ntawm lub retina, rub lub qhov muag kom qeeb qeeb kev loj hlob, kom ua tiav cov txiaj ntsig tiv thaiv ntawm myopia rau cov tub ntxhais hluas.