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不同于独立视听室大多数都是方方正正的矩形结构,客厅环境往往是多变的,甚至某些还是不规则的形状,这就给投影机的安装与投射带来一定的影响,尤其是一些空间较小的客厅,这样的问题会更加严重。通过短焦投影的方式来突破环境的局限性是一种颇为有效的解决方法,因此不少家用投影机品牌开始在其家庭娱乐投影机系列之中加入了短焦投影的机型,其中近期由Vivitek(丽讯)所带来的DH559ST就是一款投射比远远低于常规的机型,仅为0.691-
Unlike the independent audio-visual room, most of them are square-shaped rectangular structures, living room environment is often changing, or even some irregular shape, which gives the projector installation and projection have some impact, especially Some of the smaller living room, this problem will be more serious. By short-throw projection to break through the limitations of the environment is a very effective solution, so many home projector brands began to join in their home entertainment projector series short-throw projection models, including the recent DH559ST by Vivitek (Vivitek) is a projection ratio is much lower than conventional models, only 0.691-