PROCESS OF MANUFACTURE OF HOLOGRAPHIC DECORATIVE ELEMENTS Russian patent published in 1995 - IPC

FIELD: holography. SUBSTANCE: reflective hologram of object is recorded on clear backing with photographic emulsion, photoemulsion is processed by photochemical method, protective coat is applied on photographic emulsion, backing is turned down to size of mount, backing with photographic emulsion is dipped into water till photographic emulsion swells uniformly, then backing is dried and inserted into mount. EFFECT: increased quality of finished products thanks to levelling of color of image over area of backing, reduced amount of deflects with turning down, prolonged service life of products, improved quality of spectacles thanks to decrease of value of phase inhomogeneity in field of vision. 2 cl