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13ViewSonic PJ458D
简体中文
简体中文
变焦环
聚焦环
屏幕和镜头中心之间的距离
调节投影机变焦和聚焦
1. 旋转变焦环,调节图像尺寸。
向右旋转,缩小图像。
向左旋转,缩大图像。
2. 旋转聚焦环,使图像聚焦。
建议用静止图像聚焦。
调节投影图像尺寸
参考以下的图形和表格,确定图像尺寸和投影距离。
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