该导光装置包括光学板和透光罩。
The light guide device comprises an optical plate and a diffuser.
所述封袋可以从光罩盒的表面延伸至光罩盒的侧壁。
The convex structure is used for fixing the sealing bag on the mask box.
独特的双抛物面设计反光罩，使灯具光效大幅提高；
The unique design of the double paraboloid reflector, so that the lamp light efficiency increase;
独特的双抛物面设计反光罩，使灯具光效大幅提高；
The unique design of the double paraboloid reflector, so that the lamp light efficiency increase;
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