Opto Centar EYE CENTER: Refractive Laser and Cataract Surgery, Cornea Specialist, Specialty Contact Lens fitting, Keratoconus and Cross-Linking procedures, Facial Rejuvenation: Botox, Fillers, Eyelid procedures etc. Opto centar OPTICIAN - renowned specialist for progressive addition spectacle lenses, designer frames and sunglasses. Opto Centar contact lens LAB - CE and ISO certified manufacturer of specialty rigid gas permeable and soft contact lenses - scleral contact lenses, multifocal rgp and soft lenses etc.