Myopia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1)From 6 to 12 years old 2)Myopia (from -1.50D to -4.50D) 3)Astigmatism (1.5D or under) 4)Not having any eye disease except for refractive error 5)Already wearing glasses for myopia 6)More than one of his/her parens are myopia 7)Obeying given instructions 8)Being able to use glasses prescribed in this study 9)Agreeing to join this study
Exclusion criteria
Exclusion criteria: 1)Parallax (over 1.5D) 2)Astigmatism (over 1.50D) 3)Corrected visual acuity with single eye is lower than 1.0 4)Strabismus 5)Nallow-angle 6)Wearing contact lenses 7)Having allergy to ingredients or reagents used in this study 8)Participating in other similar studies 9)Taking medicines or supplements that could bring influence to this study 10)Having any treatment history for the same purpose as this study 11)Other conditions that is supposed not proper for this study