| 主权项 |
1. A first device, comprising:
a support; a first substrate movably coupled to the support; a plurality of lighting devices disposed on the first substrate, wherein the plurality of lighting devices comprises a first portion of lighting devices and a second portion of lighting devices, and an energizing component, wherein the energizing component is configured to selectively energize the first portion and the second portion of lighting devices based on a position of the first substrate relative to the support, wherein a first, a second, and a third position are defined for the first substrate relative to the support, wherein the energizing component is configured to energize neither the first portion nor the second portion of lighting devices when the first substrate is in the first position, wherein the energizing component is configured to energize the first portion but not the second portion of lighting devices when the first substrate is in the second position, wherein the energizing component is configured to energize both the first portion and the second portion of lighting devices when the first substrate is in the third position, wherein the support comprises a rod, wherein the first portion and the second portion of the plurality of lighting devices substantially wrap around the rod when the first substrate is in the first position, wherein the second portion but not the first portion of the plurality of lighting devices substantially wrap around the rod when the first substrate is in the second position, and wherein both the first portion and the second portion of the plurality of lighting devices do not substantially wrap around the rod when the first substrate is in the third position. |
