Advantages of Time of Flight
MESA TOF based measurements have several important advantages compared to other 3D imaging technologies, such as laser triangulation or stereoscopic vision systems:
- Measurements are not dependet on external reference points or presence of contrast in the surface of measured objects.
- Real time, video frame rate measurements with no dependency on scanning cycles or limitations imposed by computer processing power.
- Scene illumination is provided by the camera, and is not dependent on illumination from external, visible light.
- Camera directly delivers depth values for each pixel, without the need of complex calculation algorithms. This results in faster, less computation intensive systems and allows for direct integration of application algorithms onto the DSP of the camera.
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Larger objects can be measured easily without any increase in camera base length (as with stereo vision).