| 摘要 |
A light fixture having a light source surrounded by an opaque cylinder member having a large number of small holes therein for permitting light to pass therethrough into a set of prisms disposed in a cylinder just outside said cylinder member, and a motor to rotate said cylinder member about its axis, said prisms being elongated substantially parallel to said axis, said cylinder member being flexible to permit it to be mounted on three spokes radiating from the output rotary shaft of said motor by said spokes being received through three of said holes in said cylinder member.
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