What is the transmissivity of polycarbonate?
Research resumed in 1953, when Hermann Schnell at Bayer in Uerdingen, Germany patented the initial linear polycarbonate. The cockpit canopy of the Lockheed Martin F-22 Raptor jet fighter is manufactured out of a bit of high optical quality polycarbonate, and may be the largest piece of its type formed on earth. Na22CMe2 + COCl2 →…