Mirrorback coating

Mirrors and their production

Multilayer heat processable vacuum coatings with metallic proper

Multilayer heat processable vacuum coatings with metallic...

Negative static electrically charged coating method and...

Optical disc

Optical information medium

Optical lens coating apparatus and method

Optical lens tinting machine

Optical recording media

Optical thin films and method for their production

Organic additives for organometallic compositions

Organic nonlinear optical media

Organic photochromic compositions of improved kinetic...

Organotin surface treatment and interleaving material for glass

Photocatalytic window and method of making same

Photochromic assembly and manufacture of this assembly

Photochromic plastic materials

Plastic lens and method of forming anti-reflecting layer on a pl

Plastic lenses and method of producing the same