Rocky Mountain Instrument Co.

Capabilities » Featured Products


CO2 Laser Optics

RMI manufactures a full range of CO2 laser optics including focusing lenses, high power mirrors, and output couplers.


Custom Optics & Coatings

At the heart of RMI’s operation is our ability to provide custom, “built to print” solutions that satisfy the critical optical requirements of OEM system designers and engineers.


Cylindrical Lenses

RMI manufactures the highest quality cylindrical lenses in a wide range of optical materials including Fused Silica, BK7, high index glass, CaF2, MgF2, BaF2, ZnSe, Si, Ge and Sapphire.


Excimer Laser & UV Optics

RMI understands that low-scatter surface polishing and low-absorption coatings are critical to the performance and longevity of your UV applications.


Laser Optics

RMI specializes in laser optics for use in a variety of laser types and optimized for all the most common wavelengths.


Laser Beam Expanders

RMI's laser beam expanders are used in Nd:YAG, Nd:YVO4, and fiber lasers for a variety of applications.


Nd:YAG & 1 Micron Laser Optics

Our Nd:YAG laser optics include a wide range of components as well as the highest damage threshold coatings and most stringent in-house quality control program.


Infrared (IR) Lenses

Providing the highest quality IR lenses at the most affordable price, RMI ensures the best value lenses for Infrared OEM applications. 


Polarizing Optics

RMI specializes in polarizing beamsplitter cubes and plates for precision laser and broadband applications ranging from UV to IR (193nm to 3µm).


Precision Prisms

RMI manufacturers precision prisms in a wide range of optical materials including FS, BK7, High index glasses, CaF2, ZnSe, and Si.



RMI provides the highest quality crystal quartz waveplates. Our Zero and Multi-order waveplates are designed for maximum retardation accuracy and can be made for both single and multi wavelength applications.