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Yahoo!奇摩知識+ - 分類問答 - 視聽娛樂 - 發問中

Jul 17th 2013, 02:06

是這樣的~
現在我在教學用的投影機已使用多年,想換台ViewSonic的投影機

我舊的投影機有些問題,像是:
1.亮度不夠,常會看不清楚投影片的畫面
2.在投影的時候.總要把投影機架得很遠.才可以得到想要的畫面大小

不知道近日有ViewSonic有哪款投影機,可以解決我的問題呢?
請推薦!謝謝!

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