Conformity of Conjunctival Hyperemia Assessment in Soft Contact Lens Wearers Using Image J Analysis and Efron Degree System

Inclusion Criteria: * subject with mild to moderate myopia (-0.50 to -6.00 D) * age between 18-45 years old * subject who refuse refractive correction with glasses or surgery * patient with astigmatism refractive error no more than -1 Diopter Exclusion Criteria: * subject with previous intraocular surgery * subject who is wearing SCL continuously * subject with history of dry eyes, uveitis, glaucoma, or corneal and conjunctival disorders * subject with history of allergic reaction to contact lens material or lens wetting solution used in this study * subject with ongoing eye drop treatment * female subject with ongoing pregnancy or on breastfeeding * subject with too improper lens fitting * subject who work around exposure of chemical substance, smoke, hazardous gas, or fire sparks