Optical Materials. Precision Micro-Optics not only servers you with quality products but also provides you the material properties of these products. You will find all widely used optical grade materials here including optical glass, low expansion materials, IR materials, crystals.
If what you do meets all three tests, you are practising professional engineering and must be licensed by the association. Professional engineers work to guarantee the public's safety and promote its interest where engineering matters are concerned.
In many countries, engineering tasks such as the design of bridges, electric power plants, industrial equipment, machine design and chemical plants, must be approved by a licensed professional engineer. Most commonly titled Professional Engineer is a license to practice and is indicated with the use of post-nominal letters; PE or P.Eng