200寸幕布长约442.78厘米,宽约249.08厘米。投影幕布比例分为16:9和4:3两类,相应的200寸投影幕布的长宽也不一样,常见的幕布比例为16:9。幕布的尺寸一般以对角线的长度来表示,200寸的幕布是指对角线长度为200英寸。幕布有两种长宽比的规格:4:3的尺寸为4068mmx3068mm,16:9的尺寸为4428mmx2491mm,投影幕布有多种画面格式,如4:3、16:9等,用户可根据使用用途选择,特殊规格可按要求订制。
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