United Lens Company Grinds and Polishes Custom Flat Optics with consistent accuracies that are unsurpassed. Our Optical Shop boasts machinery that is at the cutting edge of optical fabrication technology, highly trained professionals with years of optics experience, and a true dedication to providing the highest quality optical components possible. 

• Virtually Any Quantity
• Sizes up to 24" Diameter
• Surface Flatness to 1/20 Wave
• Testing on two Zygo Mark IV XP Interferometers (12" Aperture)
• Scratch and Dig per MIL-PRF-13830B
• Parallelism to One Arc Second
• MIL-I-45208 Approved