Optics companies

Keysight Technologies is a company that manufactures electronics test and measurement equipment and software.

Sumitomo Electric Industries (住友電工) is a company that provides raw materials, optical, metal, and electrical components, modules, end products, and systems.

Coherent (formerly known as II-VI) is a manufacturer of optical materials and lasers.

Sanmina is a company that provides integrated manufacturing solutions, components, products and repair, logistics, and after-market services.

Vishay Intertechnology is a company that manufactures discrete semiconductors and passive electronic components.

Lumentum is a designer and manufacturer of optical and photonic products that enable optical networking and laser applications.

Materion (formerly known as Brush Engineered Materials) is a company that manufactures and sells advanced engineered materials.

Elbit Systems (אלביט מערכות בע"מ) is a company that develops and supplies a range of airborne, land, and naval systems and products for defense, homeland security, and commercial applications.

Essilor is an ophthalmic optics company.

Surgery Partners is a healthcare solutions company specializing in managing, developing and acquiring single and multi-specialty ambulatory surgical centers.

Olympus Corporation (オリンパス株式会社) is a company that manufactures and sells precision machinery and instruments.

Hamamatsu Photonics (浜松ホトニクス) is a company that manufactures and sells photomultiplier tubes, imaging devices, light sources, opto-semiconductors, and imaging and analyzing systems.