| 摘要 |
A dual visor assembly that is designed for and is attachable to any light sports helmet. The lenses are interchangeable by being attached to offset pivoting arms rotating about a common shaft on each side of the helmet. The lenses when raised are locked in the inoperative position and can be lowered by touching a release knob just behind the pivot shaft on either side of the helmet. Each side releasing a different lens.
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