dark-field illumination

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dark-field illumination

(General Physics) illumination of the field of a microscope from the side so that the specimen is viewed against a dark background

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(1) In particular, refractile material was not noted, dark-field illumination was not reported, and no SEM/EDXA or IR was performed.

Detection of silicone in lung tissue

For example, dark-field illumination often is used to highlight surface defects, scratches, or engraving, especially on reflective objects.

Shedding some light on machine vision

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