Founded in 1995 by optics manufacturing experts (in both commercial and military optics), Rainbow Research Optics, Inc. (RROI) has been exclusively serving the High Precision Optical Markets in the United States and around the world. We specialize in custom prototype and high precision optics applications. We can provide high volume quantities for production lines of OEM system manufacturers.

Our slogan 

“Our goal is to satisfy our customers so that each customer can feel confident and comfortable in using RROI’s optics for all their applications. To deliver products with unprecedented turnaround times, competitive price levels, and superior quality. These features are what sets RROI apart from other optics manufacturers. “

Rainbow Research Optics Headquarters

This is where our manufacturing, sales, and administrative personnel are located. In November 2009, we moved into this custom built 30,000 sq/ft manufacturing facility in Centennial, CO. We produce single prototypes to large scale productions under this roof for numerous industries.

We take pride in our appearance and impact on our community. Our building was awarded by our local township for its appeal. Visit us and take a tour!

Test Plate and Tool Inventory

This isn’t even half of our inventory. We have over 1000 sets of test-plates and over 900 sets of grinding tools. We can design and build new tools in our machine and fabrication departments.

Machine Shop
A variety of tools and fixtures required during the fabrication and coating process are made with ease in our machine shop. This lets us reduce our production costs and lead times.


Prior to polishing, the materials are sent to this fabrication shop for curve-generation and grinding. We can design and build custom tools on location to meet your needs.

Conventional, Duel Sided, High Speed, and Continuous Polishing

Our production area has multiple rooms each serving a different purpose.

Coating Department

We’re prepared for any situation with E-Beam, Evaporative, Planetary Coaters. We design and shoot our coatings in-house. Click here to learn more about our coating shop.

Quality Assurance, In Progress Quality Check, and Metrology Departments

Our QA team is outfitted with state-of-the-art instruments for measurement. Our ZYGO Interferometer has a 6.0″ Clear Aperture. Click here to see our equipment list.

Environmental and Coating Durability Testing

We offer custom and standard mil-spec testing packages starting at $399. Click here to learn more.

 Quick Tour