Optics companies

SUSS MicroTec is a company that develops, manufactures, and markets equipment for the production of microelectronics and microelectromechanical systems.

HFR (also known as 에치에프알) is a company specializing in the optical and radio networking.

Applied Energetics is a company providing optical technology solutions.

SVG Optronics is a company that provides nanomanufacturing technology.

OVCTEK China (欧普康视科技股份有限公司, formerly known as Autek China) is a company that manufactures ophthalmology and optometry medical devices.

North Electro-Optic (北方光电股份有限公司) is a company engaged in research and production of optoelectronic weapon equipment systems.

CASTECH (福建福晶科技股份有限公司) is a company that manufactures crystals, precision optics, and laser components.

CoAsia (주)코아시아) is a company engaged in system-on-chip (SoC) and system solutions, strategic investment, and electronic components production.

Daheng Science & Technology (大恒新纪元科技股份有限公司, also known as Daheng New Epoch Technology) is a company that engages in the development, design, manufacture, sales, and service of electrical and optical-electro-mechanical products.

DIT (디아이티(주), also known as Digital Imaging Technology) is a company that develops image processing and optical solutions.

Phenix Optics (凤凰光学股份有限公司) is an optical manufacturer.

ASCF (北京航天长峰股份有限公司, also known as Beijing Aerospace Changfeng) is an aerospace company that provides the construction and support of large-scale security technology systems.