Valley Design Corp., Headquarters - Shirley, MAAS9100/ISO 9001 manufacturer of substrates, wafers, flat optics, precision shims/spacers, 0.127-mm sq to 450-mm diameter. Precision lapping, polishing, dicing, 5-axis CNC machining, small diameter core drilling, hole drilling. Ultrathin 10-20 microns, ultraflat, tight tolerances. Fused silica, glass, sapphire, ceramics, metals. Large inventory.
North American Coating Laboratories - Mentor, OHManufactures custom vacuum-deposited thin-film coatings for glass, plastic, and infrared optics, specializing in AR, reflective, ITO, conductive, metallic, filter, and scratch-resistant films. Now offering diamond-like carbon for all substrates, including severe abrasion DLC for chalcogenide material.