| 摘要 |
PURPOSE: A light guiding plate manufacturing method for a liquid display device is provided to mold a light guiding plate to minimized deformation by minimizing the stress. CONSTITUTION: A light guiding plate manufacturing method for a liquid display device includes as follows: a step of installing a fixing block having a mold for injection molding a light guiding plate on one surface and having an injection path for injecting melting material, a step preparing driving block including a cylinder unit which previously pressurizing a guiding block, a step of firstly pressurizing for blocking the mold, a step of injecting a melting material inside the mold. |
