| http://www.w3.org/ns/prov#value | - In this embodiment, PCB 2301 is configured the same as for FIG. 2D, however, spacers 233 or other means, are used to drop the position of LEDs 232 relative to the PCB 2301, thus moving the plane of the circle for those LEDs closer to ring reflector 220 (e.g., ring reflector 222, 223 or 224).
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