When we use X-ray inspection machine, we often need to zoom in to see the small defects of the product, and we also need to zoom out to see the entire product. However, X-ray tubes and flat-panel detectors do not have the function of zooming in and out. X-ray sources are only responsible for emitting X-rays. Flat-panel detectors only receive X-rays and form imaging. Zoom in and zoom [...]

Let’s talk the dose unit of radiation at first: Similar to millimeters, millisievert is one of the basic units of radiation dose. For the topic of radiation safety, sievert is a large unit, which is enough to cause serious consequences, so we usually use millisievert mSv. In addition, there is a micro sievert μSv, the conversion relationship between them is: 1Sv = 1000mSv, 1mSv = 1000μSv. In daily life, [...]