关闭扫描仪部分。
抬起扫描仪部分。
Lena unit, lens, optical device, image reading unit, scanner and image forming device.
透镜单元，镜筒，光学装置，图像读取单元，扫描仪和图像形成设备。
The focusing is effected after the deflection unit via a focusing lens in front of the scanner head.
通过扫描头前方聚焦透镜的反射单元，调焦发生了变化。
The scanner combines the advantages of small dimensious, light weight and easy operation. High quality images are guaranteed with this unit.
该扫描器具有体积小、重量轻、操作方便的优点，整机所显示的图像也很清晰。
The scanner includes a scanning module and a unit of controlling scan mode.
上述扫描仪包含一扫描模块及一扫描模式控制单元。
The scanner includes a scanning module and a unit of controlling scan mode.
上述扫描仪包含一扫描模块及一扫描模式控制单元。
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