GHM vs KOPN Comparison

Graham Corp designs and manufactures mission-critical fluid, power, heat transfer, vacuum, and mixing technologies for the Defense, Energy & Process, and Space industries. In Defense, its equipment is used in nuclear and non-nuclear propulsion, power, fluid transfer, thermal management, and mixing systems. In Energy & Process industries, it supplies equipment for vacuum, heat transfer, mixing, and fluid transfer applications used in oil refining, chemical facilities, fertilizers, ethylene, methanol, energetics, food & beverage, medical, and alternative energy applications such as hydrogen and geothermal processes. In the Space industry, its equipment is used in propulsion, power, thermal management, mixing, and life support systems. It operates in the United States and other countries.

Kopin Corp is a developer and provider of inventive display, and application-specific optical solutions sold as critical components and subassemblies for defense, enterprise, professional and consumer products. Its portfolio includes micro displays, display modules, eyepiece assemblies, image projection modules, and vehicle mounted and head-mounted display systems that incorporate ultra-small high-resolution Active Matrix Liquid Crystal displays (AMLCD), Ferroelectric Liquid Crystal on Silicon (FLCoS) displays, MicroLED displays (uLED) and Organic Light Emitting Diode (OLED) displays, a variety of optics, and low-power ASICs. Geographically, it derives a majority of its revenue from the Americas and also has a presence in Asia-Pacific; Europe, and Other Countries.