US 12,461,299 B2
LED and laser diode combined illumination system
Tal Goichman, Kiryat Ono (IL); Ronen Yogev, Hulda (IL); Assaf Hacohen, Tel Aviv (IL); and Ilia Lutsker, Kfar Saba (IL)
Assigned to Orbotech Ltd., Yavne (IL)
Filed by Orbotech Ltd., Yavne (IL)
Filed on Dec. 28, 2023, as Appl. No. 18/399,095.
Claims priority of provisional application 63/546,934, filed on Nov. 2, 2023.
Prior Publication US 2025/0147216 A1, May 8, 2025
Int. Cl. F21V 8/00 (2006.01)
CPC G02B 6/0008 (2013.01) [G02B 6/0006 (2013.01); G02B 6/0073 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system comprising:
a first waveguide;
a second waveguide, wherein an output end of the first waveguide is coupled to an input end of the second waveguide;
an LED light source configured to emit light from an input end of the first waveguide and through the output end of the second waveguide to illuminate a workpiece;
an optical fiber, wherein an output end of the optical fiber is coupled to the input end of the second waveguide; and
a laser light source coupled to an input end of the optical fiber, wherein the laser light source is configured to emit laser light from the input end of the optical fiber through the output end of the second waveguide to illuminate the workpiece.