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  1. Adapter to use 2" refractor diagonals on Schmidt-Cassegrains Tele Vue Adapter to use 2

    Tele Vue Adapter to use 2" refractor diagonals on Schmidt-Cassegrains

    $60.00
    This adapter tube lets you use 2" refractor-type star diagonals on a Schmidt-Cassegrain telescope's threaded rear cell . . .
  2. Questar 1.25" slip-fit adapter to use a 45° image erector on a Questar Questar 1.25

    Questar 1.25" slip-fit adapter to use a 45° image erector on a Questar

    $75.00
    This Questar slip-fit adapter lets you use a 1.25" image erecting diagonal with a Questar 3.5" telescope or spotting scope.
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