EM4

EM4 designs, develops and manufactures state-of-the-art, ruggedized, optoelectronic components and packages for the several markets.

EM4, Inc. designs, develops, and manufactures optoelectronic components and packages for defense, aerospace, life science, CATV, telecommunication, and industrial markets in the United States and internationally. It offers direct modulation laser transmitters for analog RF over fiber links, high speed detectors, fiber laser pumps and components, fiber amplifier pumps and components, acousto optic modulators, and integrated laser modules.