Method and device for optically characterizing a surface

Optics: measuring and testing – Of light reflection – With diffusion

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G01N 2147

Patent

active

058152792

ABSTRACT:
In a method and a device for optically characterizing a goniochromatic surface, for example a metallic painting surface, only a fixed measuring angle setting is used according to the invention.

REFERENCES:
patent: 4479718 (1984-10-01), Alman
patent: 5319437 (1994-06-01), Van Aken et al.
Egan et al, "Retroreflectance Measurements . . . Coatings" Applied Optics vol. 15 No. 7 pp. 1845-1849, Jul. 1976.

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