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  1. absurdity

    Mating an axially symmetric lens to a retaining ring

    @CorBlimeyLimey, Now you're just showing off! Very cool. Thanks :)
  2. absurdity

    Mating an axially symmetric lens to a retaining ring

    A very frequent problem that I have that is currently unsolved is the following: I import a lens system from Zemax in STEP and then have to build a mechanical assembly around it. This generally involves placing the lens in a tube, often with the lens being held in by a retaining ring. Something...

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