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FS-152 Focal Plane

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  • daxwalker1
    Without any eye peices or other optics, any idea on where the FS-152 focal plane is located? Thanks, Rick
    Message 1 of 2 , Mar 7, 2013
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      Without any eye peices or other optics, any idea on where the FS-152 focal plane is located?
      Thanks,
      Rick
    • Rex
      See: http://www.buytelescopes.com/Topic/12-takahashi-back-focus-guide.aspx According to the chart above, 218.5mm from the metal back of the focuser. Note this
      Message 2 of 2 , Mar 8, 2013
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        See:

        http://www.buytelescopes.com/Topic/12-takahashi-back-focus-guide.aspx

        According to the chart above, 218.5mm from the metal back of the focuser. Note this does not include any adapters (like a 2" nose piece adapter, which uses 40mm of in focus).
        Rex

        --- In UncensoredTakGroup@yahoogroups.com, "daxwalker1" <daxwalker1@...> wrote:
        >
        > Without any eye peices or other optics, any idea on where the FS-152 focal plane is located?
        > Thanks,
        > Rick
        >
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