A fiber optics light device particularly adapted for use in illuminating an object in conjunction with an optical comparitor. The device, which transmits light to the object from a separate light source, has a generally U-shaped housing having a first pair of flexible conduits, each one of the pair connected...http://www.google.es/patents/US5109461?utm_source=gb-gplus-sharePatente US5109461 - Fiber optics light device
