bodyfat measuring device and bodyfat measuring method

摘要

The present invention relates to a method and apparatus for detecting a change in optical characteristics generated when light emitted from a near infrared (NIR) light source enters a tissue and passes through human tissues through various paths, The present invention relates to an apparatus and method for measuring fat thickness of subcutaneous fat using a light emitting unit having a first light source emitting lights of different wavelengths and a light emitting device outputting a second light source, And a light receiving unit including at least two receiving elements for receiving optical signals of the first light source and the second light source output from the light emitting unit, the light receiving unit being spaced apart from each other by a predetermined distance.;