Universe Kogaku (America) Inc. - Oyster Bay, NYDesigns and manufactures stock and custom lenses and precision assembled optical lenses including UV quartz, CCD and CMOS, CCTV and diode laser, high-res, mounts, filters, and accessories. Application engineers provide custom design services. Universe has over 1600 different lenses in stock, and ships worldwide. Since 1949.
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.