Speckle suppression device and laser television

The embodiment of the utility model provides a speckle suppression device and a laser television. The speckle suppression device comprises a diffractive optical module which comprises a panel and at least one protrusion, and the at least one protrusion is distributed on the light-emitting side face of the panel; the vibration module comprises a vibration component and a fixing component connected with the vibration component, the fixing component is used for fixedly connecting the diffractive optical module with the vibration module, and the vibration component drives the diffractive optical module to vibrate through the fixing component; wherein the light-emitting side surface is not perpendicular to the vibration direction of the diffractive optical module. 本公开实施例提供一种散斑抑制装置及激光电视。散斑抑制装置包括：衍射光学模块，包括面板和至少一个凸起，所述至少一个凸起分布在所述面板的出光侧面上；振动模块，包括振动部件和与所述振动部件连接的固定部件，所述固定部件用于将所述衍射光学模块与所述振动模块固定连接，所述振动部件通过所述固定部件带动所述衍射光学模块振动；其中，所述出光侧面与所述衍射光学模块的振动方向不垂直。