PLX provides solutions for optical systems where interferometer-quality wave fronts and optical stability are essential. The company uses its optics and our expertise to meet optical requirements in critical military, aerospace, industrial and medical applications. PLX engineers are trained in optical, laser and imaging systems. The company participates in every stage of the prototyping, pre-production and production phases of each project. PLX utilizes in-house manufacturing and environmental testing facilities, performance testing capabilities and optical analysis equipment. The company uses a variety of raw materials for its products, such as low-expansion optical glass, quartz, beryllium and low-expansion ceramics. PLX s instruments are used in a variety of applications, such as spectroscopy, interferometry, bore-sighting, beam alignment and delivery, ultra-fast phenomena research, laser delay lines, military fire control, environmental monitoring, satellite ranging and laser resonators. The company is located in Deer Park, N.Y.