Applied Physics LettersExtinction technique for optical storage using anisotropic color centers in alkali halidesIrwin Schneider, Matt Lehmann, Richard P. BockerPublished Jul 1, 1974• 22 citationsPublisherAbstractAn extinction technique is described for obtaining high-contrast images while effectively increasing sensitivity in photodichroic alkali halide crystals.DOI10.1063/1.1655288