Opto Eletrônica S.A. Brazil medical lasers, ophthalmology, optical coatings, optical components, optoelectronics, and thin films
Tecnottica Consonni S.r.l. Italy aspheric lenses, infrared optics, lens design, optical coatings, optical engineering, prisms, and spherical lenses
Gestione Silo S.r.l. Italy cleanroom assembly, lens design, optical coatings, opto-mechanics, precision optics, prisms, and spherical lenses
Sunny Optical Technology (Group) Co., Ltd. China aspherical glass lenses, glass molding, hybrid lens, optical coatings, optical components, and precision grinding
