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.
Vertex Optics Inc. - Victor, NYManufacturer of precision optics from prototypes to low volume quantities for the medical, defense, semiconductor, aerospace, transportation, and many other industries. Specializes in larger optics (15 to 650 mm) and works with a wide range of difficult shapes and materials. Meets precision optics needs, on time, and within budget requirements.
Princeton Scientific Corporation - Bethlehem, PASupplier of sophisticated materials for research or production applications. Offers laser crystals and laser components, optical components, optoelectronic components, metals (high purity or single crystals), plasma technology, UHV components, and precision wire saws.
Evaporated Coatings Inc. - Willow Grove, PAOptical coatings for precision glass and polymer optics, fiber optic devices, crystals, and semiconductors. Designs include optical filters, high power AR and HR laser mirrors, ultralow antireflection, enhanced mirrors, beamsplitters, transparent conductive coatings, LWP/SWP filters, antistatic, attenuation, and custom designs. ISO 9001:2015 certified.
Fil-Tech Inc. - Boston, MAFil-Tech supplies electron beam gun and ion source replacement parts, sensor heads and feedthroughs, INFICON rate monitors and controllers and Quality Crystals in Gold and Stress Relieving Alloy for the thin-film industry. We stock FT704, hydrocarbon oils and Krytox oils and greases, and ionization, thermocouple, INFICON and InstruTech vacuum gauges.