| 摘要 |
PURPOSE:To generate three-dimensional visualization on a cover glass and to improve the beautifulness and decorativeness of the cover glass by forming a hologram on the surface of the cover. CONSTITUTION:A transmission type hologram layer 3 is formed on a watch cover base material 2 to constitute the watch cover 1. A material such as glass, plastic and metal is used for the base material 2. A hologram photosensitive material or an embossing hologram forming material is used as the hologram layer 3. The thickness of the hologram layer 3 can be properly selected in accordance with the size of the watch cover and the kind of the hologram. When the hologram is to be formed on the watch cover glass, it is preferable to form the hologram layer 3 on the inside surface of the watch. |
