最近,朋友邀请共赏一款新购的DLP投影机,这款投影机很小巧,只有一本杂志大小(28cm×20cm×9cm),重量仅2Kg,仔细端详一番,原来是国内企业瑞诚科技出品的D2000投影机。这款投影机的外观设计不错(图1),银色机身散发着灵巧时尚的气息。前面是镜头和出风口,顶部凹槽中有变焦调整钮, Recently, a friend invited a total purchase of a new DLP projector, this projector is very small, only a magazine size (28cm × 20cm × 9cm), weighs only 2Kg, carefully looked at some of the original domestic enterprises Ruicheng Technology produced D2000 projector. The projector’s exterior design is good (Figure 1), the silver body exudes a smart and stylish atmosphere. In front of the lens and the outlet, the top of the groove has a zoom adjustment button,