Questar

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  1. Variable polarizer for imaging with 3.5" and 7" Questars Variable polarizer for imaging with 3.5

    Variable polarizer for imaging with 3.5" and 7" Questars

    $495.00
    This Questar variable polarizing assembly allows you to control the effective f/stop of a Questar telescope during terrestrial and lunar prime focus imaging.
  2. Questar solar filter full-aperture upgrade for 3.5" scopes Questar solar filter full-aperture upgrade for 3.5

    Questar solar filter full-aperture upgrade for 3.5" scopes

    $495.00

    This Questar full aperture white light glass solar filter is an upgrade to the off-axis filter supplied with all Questar 3.5" telescopes.

  3. Questar protective flat, screw-on MgF2 coated, for 3.5" Questars Questar protective flat, screw-on MgF2 coated, for 3.5

    Questar protective flat, screw-on MgF2 coated, for 3.5" Questars

    $495.00

    This Questar full aperture protective clear glass flat offers extra protection to your 3.5" aperture Questar telescope or spotting scope's optics.

3 Item(s)
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