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    Re: Observations with pocket sextant in the Baltic CROSS POST
    From: Bill B
    Date: 2006 Jul 4, 01:35 -0500

    Alex wrote:

    > But I agree that in any machine shop I should be able
    > to make the necessary ring with thread, the problem is only
    > in finding and attaching a proper tinted glass to it.
    > I agree that this problem is solvable.

    Note pure, but could a slip-on rubber eyecup with a filter serve the same
    function?

    Bill


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