Applying a photosensitive layer on a glass or transparent organic polyester film, using a laser to scribe any geometric grating or holographic grating, plating aluminum (or silver, aluminum) and then applying a protective lacquer, which is made. Laser glass. It forms a diffracted color spectrum under the illumination of light, and it exhibits a fascinating pattern with varying angles of incidence of light or viewing angles of the human eye. It has a service life of up to 50 years and is moving towards home décor.
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