Patent ID: 11858288
Assignee: VIAVI SOLUTIONS INC.
Field: Other consumer goods (Other fields)
Classification: CPC B  G | IPC B  G

Claim 15:
16. An optical component for a security article, the optical component comprising:
a first optical channel; and
a second optical channel,
the first optical channel being is configured to:
pass a first portion of a first set of light beams when the first set of light beams falls incident on at least one of a first surface or a second surface of the optical channel,
the first set of light beams being associated with a first wavelength range;

reflect a second portion of the first set of light beams when the first set of light beams falls incident on the first surface of the optical channel; and
reflect at least a portion of a second set of light beams when the second set of light beams falls incident on the second surface of the optical channel,
the second set of light beams being associated with a second wavelength range, and

the first optical channel including an absorber layer comprising germanium, silicon, amorphous silicon, silicon-germanium, a metallic oxide, a telluride, a sulfide, an arsenide, a phosphide, or an antimonide.