| 摘要 |
In a lens assembly for use with an LED, the combination comprising a lens unit having a forward light transmitting lens portion and a tubular sleeve extending rearwardly therefrom; annularly outwardly protuberant rings integral with the sleeve, and a frusto-conical camming surface on and at the end of the sleeve, whereby a retainer ring may be assembled onto and over the sleeve in response to camming engagement with the frusto-conical surface; and by interference engagement with the protuberant rings, for gripping the sleeve and for retaining the lens unit to a panel having an opening through which the lens sleeve has been received; the gripped sleeve sized to allow the LED to be freely inserted into the sleeve and positioned for light transmission from the LED through the forward lens portion of the unit.
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