Method of quenching electronic excitation of...

Method of quenching electronic excitation of...

Molecular devices activated by an electric field for...

N,N'-diarylbenzamidines useful as ultraviolet light absorbers

Non-linear optical device with long grating persistency

Nonlinear optical devices from derivatives of stilbene and diphe

Nonlinear optical devices from derivatives of stilbene and diphe

Ophthalmic liquid sunglasses

Ophthalmic U.V. absorptive emollient

Optical element having non-linear optical properties including a

Optical filter

Optical material

Optical thin film, forming composition thereof, and ultraviolet

Optically transparent UV-protective coatings

Optically transparent UV-protective coatings

Organic nonlinear optical media

Organic nonlinear optical substance

Photochromic naphthopyrans

Photochromic spironaphthopyran compounds

Photochromic spironaphthopyran compounds