If you are on the road and trying to get your projector set up in a hurry, this removes any doubt about the current position of the zoom lens, which can save you a few seconds.
如果你是出差使用并且想很快就把投影机架起来演示的话,关闭此功能可以无视镜头的变焦位置,从而可以节省一点时间。
The continuous telecentric zoom lens for a digital light processor (DLP) projector with prisms is presented.
介绍了含有棱镜系统的数字光处理器(DLP)投影仪连续变焦距远心镜头的设计。
The projector lens improves the light utilization (make it more focus) and solves the problem of astigmatism.
透镜提升光源使用率(更加聚光),解决散光问题;
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