What is Polycarbonate?

Polycarbonate, or specifically polycarbonate of bisphenol A, is a clear plastic used to make shatterproof windows, lightweight eyeglass lenses, and such. General Electric makes this stuff and sells it as Lexan. Polycarbonate gets its name from the carbonate groups in its backbone chain.


The following lenses are lighter, thinner, and more scratch-resistant than glass or the older plastic types.
  • Polycarbonate. ...
  • Trivex. ...
  • High-index plastic. ...
  • Aspheric. ...
  • Photochromic. ...
  • Polarized sunglasses.

  • The Safety of Food Containers Made of Polycarbonate Plastic. ... A raw material used in polycarbonate plastics, bisphenol A (BPA), has been the subject of news reports questioning its safety. Extensive safety data on BPA show that polycarbonate plastic can be used safely in consumer products.



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