Located in Randolph, Massachusetts, it is also the prime contractor for providing aviator sunglasses to the United States military.

[5][6] The company originally focused on designing and manufacturing optical tools and machinery for the production of eyewear.

[7] By 1982, they had become the prime contractor for military-style Type HGU-4/P aviator sunglasses for the United States Department of Defense.

With 68 employees, 200,000 pairs of sunglasses were made for the Navy, Air Force, and Army that year.

[8] Presently the company supplies the military with a variety of glasses and frames including contracts with the Defense Logistics Agency worth $9 million each.

Randolph Engineering has positioned itself as a vendor to other Air Forces around the world, including Australia, Belgium, Israel, and Jordan.