便携式X光机主要分为一体机和分体机两类；一体机机长通常在50-70CM，机器设有手提设计，工作时置于平面上，机器两端分别为发射与接受X射线，经过处理后由机器一段自带的影像增强器观测。对于部分高档数字便携式X光机通常可以进行AV视频输出或USB输出连接电脑处理或连接打印机打印。此类一体机不使用时可使用专用手提箱存放携带；另一类分体机多用于工业检测行业，将机器置于水平面左右两端或专用工作台上下对其中产品进行检测，体积相对于一体机要略大些。

Portable X machine consists of one machine and split machine two; one captain usually at 50-70CM, the machine is equipped with a portable design, when working in the plane, the machine ends respectively launch and acceptance of X ray image intensifier, observation after treatment by a built-in machine. For some high-end digital portable X optical machines, it is usually possible to perform AV video output or USB output connection computer processing or printer printing. Such a machine when not in use can be used special suitcase to carry; another split machine used for industrial inspection industry, put the device in a horizontal plane around both ends or special working platform on which products were detected, compared with one slightly larger volume.