Movable light housing has light housing able to move or rotate about axis; part of light or light housing can move; light housing or/and part of light housing and/or light can move about light source

摘要

The light housing (1) is able to move or rotate about is axis. Part of the light or the light housing can move. The light housing or /and a part (2) of the light housing and/or the light can move about the light source. The movable light housing and the movable part of the light housing can move in opposite directions.