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Lattice Materials

Lattice Materials LLC

Map516 E Tamarack St.
Bozeman, MT 59715
United States
Phone: +1 406-586-2122
Fax: +1 406-587-9055
Lattice Materials is a vertically integrated U.S. manufacturer of infrared optical components from hard, brittle materials for a wide variety of applications and industries. Since 1989, we have been the supplier of choice for top defense contractors, optical integrators, national labs, academic institutions, and semiconductor fabs. 

Our capabilities include:
Czochralski Crystal Growth
Silicon Raw Material from Lattice Materials Custom silicon and germanium crystal growth is one of the most unique and important services that Lattice Materials provides. We can control:
  • Electrical Resistivity
  • Infrared Optical Transmission
  • Monocrystalline Orientation
  • Relief of Internal Stresses through Annealing
  • Monocrystalline:  Up to 12.5" Diameter
  • Polycrystalline: Up to 13" Diameter
  • Monocrystalline: Up to 10" Diameter
  • Polycrystalline: Up to 14" Diameter
Machined Products
Machined Parts from Lattice Materials Lattice Materials is recognized for machining extremely complex and challenging IR parts. We maintain several top-quality multi-axis CNC vertical mills that are dedicated to machining complex parts in either prototype or production quantities.
  • Dimensions: Up to 17.5"
  • Tolerances: Less than 0.0005"
  • Surface Finish: 16 µin Ra or better

Precision Curved Silicon & Germanium
Polished Infrared Optics from Lattice Materials Our staff is the best in the world at machining precisely the ROC that your system requires with our precision CNC curve generators.
  • Diameter: Up to 14.5"
  • Surface Quality: Up to D7 Machined
  • Polishing: Curve polishing available
  • Sag Tolerance: +/- 1 micron
  • Aspheres: Near net curve fit available

Polished Infrared Optics
Spherical Curved Polishing from Lattice Materials Lattice Materials is equipped to polish and perform advanced metrology on polished IR optics. From lenses to mirrors, we can achieve exceptional levels of flatness, surface roughness, and surface quality.

Flat Polishing
  • Diameter: Up to 17.5"
  • Scratch/Dig: Better than 20/10
  • Surface Roughness: Better than 15 Å rms
  • Flatness: Better than 1/10th Wave
Spherical Curve Polishing
  • Diameter: Up to 8"
  • Scratch/Dig: Better than 20/10
  • Surface Roughness: Please inquire
  • Flatness: Better than 1/4 Wave
Established: 1989
Employees: 50
Facility area (sq ft): 30,000
Ownership type: Privately Owned
Travis Wood, President
Patti Lee, Sales & Customer Service Manager
Zach Gill, Operations Manager

Lattice Materials on Modern Marvels
opticsinfrared opticsmachined crystaloptical polishingsiliconlaser mirrorsgermanium sputtering targetssilicon semiconductor partsoptical blanksoptical curve generationMetrology
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