摘要 |
A hybrid light source for photolithography is disclosed. According to an embodiment of the invention, a light source comprises, a head, a first set of poles coupled to the head, the first set of poles are located approximately at an outer edge of the head, and a second set of poles coupled to the head located between the outer edge and a center of the head. According to a further embodiment of the invention, the poles are adjustable to change the characteristics of the light source.
|