Dental operating light with color correction

Details Dental operating light with color correction Dental operating light with color correction

1992-10-13

1993-12-28

Husar, Stephen F.

Illumination

Light source and modifier

Plural serial lens elements or components

362293, 362804, F21V 1300

Patent

active

052745350

ABSTRACT:
A color-correcting optical delivery system for a dental or medical operatory light in which hue is eliminated. Chromatic aberrations are corrected by canceling the diffractions in the system due to the different wavelengths of the various colors in the projected light.

REFERENCES:
patent: 4608622 (1986-08-01), Gonser
patent: 5093769 (1992-03-01), Luntsford
patent: 5199785 (1993-04-01), Scholz
Weidner, R. T.; Physics; Allyn and Bacon, Inc., Boston (1985), p. 807.
Giancoli, D. C.; Physic, Principles with Applications; Prentice Hall, Inc., Englewood Cliffs, NJ (1980,1985) p. 591.

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