| 摘要 |
PURPOSE: A matching structure of a PBS array of an LCD protector is provided to fix easily a PBS(Polarizing Beam Splitter) array to a case body by using a tension-fixing member. CONSTITUTION: An LCD protector includes an optical engine having a lamp, a FEL(Fly Eye Lens), a PBS array, a dichroic mirror, a dichroic lens, a prism, a projection lens, and a case body. A molding structure having a coupling groove is formed in the case body. A tension-fixing member(105) is formed at a predetermined position apart from the molding structure. The PBS array is inserted into the coupling groove. The PBS array is fixed by the tension-fixing member. The tension-fixing member includes a bottom supporter(105a) for supporting a bottom of the case body and a tension supporter(105b) for pressing one side of the PBS array.
|
