Lens Technology
40% Cov ntsiab lus dej
Siv cov dej hauv qhov muag kom ruaj ntseg kom ruaj ntseg ntev
Cov khoom tsis-ionic
Tiv thaiv cov protein los ntawm nag lossis daus kom tsis txhob muaj qhov muag rhiab
Sandwich Technology
Tiv thaiv ncaj qha nruab nrab ntawm cov xim thiab lub cornea kom muaj kev nyab xeeb
Cov khoom siv tsis yog Ionic
Aspheric Design
High Pressure Steam Sterilization
Sandwich Technology