Definition of "wavefront" [wavefront]

• An imaginary surface passing through points of a medium oscillating in phase. (noun)

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• "The bottom image illustrates aperture diffraction in Huygens construction; because the wavefront is ‘clipped’ at the edges of the aperture, the wavelets on the edges spread out into the ’shadow’ region of the aperture:"
• "The position of the new wavefront is constructed by tracing the boundary of all these ’secondary’ wavelets."
• "By customizing it to their particular eyes, either by means of what's called a wavefront map, or by means of a map of the shape of their eye, you put additional information into the laser, better data, better results, better night vision, and better safety."