Patent ID: 8454222

Claim:
A display device providing internal illumination of decorative object comprising an internally reflecting pyramidal tapered light guide, wherein the light guide tapers from a base to an apical aperture end, the base comprises a base aperture and the apical aperture end defining a lodgment, at least one light source is positioned in or near the base aperture, the light source projects light towards the base aperture, opposing transmissive surfaces of the light guide extend from the base aperture onto a displayed transmissive refractive ornamental portion, the ornamental portion is positioned at the lodgment and tapered continously from the apical aperture end of the tapered light guide to an apex, opposing transmissive surfaces of the light guide concentrate light toward the apical aperture end of the light guide, concentrated light converges into the ornamental portion, and the converged concentrated light is emitted from the ornamental portion through engraving portion of the ornamental portion.