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Diagonals & Prisms

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  • $129.95 - $129.95
    $129.95
    $129.95 - $129.95
    $129.95

    Astro-Tech 2" 99% Reflectivity Dielectric Mirror Diagonal For Refractors

    Astro-Tech
    In Stock

    This 2” dielectric mirror-type star diagonal is an outstanding value. At this low price, if there ever was a bargain in astronomy, this is it. This...

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    $129.95 - $129.95
    $129.95
    $129.95 - $129.95
    $129.95
  • 2" 99% Reflectivity dielectric mirror diagonal for SCTs
    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95

    Astro-Tech 2" 99% Reflectivity Dielectric Mirror Diagonal for SCTs

    Astro-Tech
    In Stock

    This 2" dielectric mirror-type star diagonal is designed to give you first-class performance with a Schmidt-Cassegrain - at a money-saving and far ...

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    $149.95 - $149.95
    $149.95
    $149.95 - $149.95
    $149.95
  • $394.00 - $394.00
    $394.00
    $394.00 - $394.00
    $394.00

    TeleVue 2" Everbrite Star Diagonal Package With 2" To 1.25" Adapter

    TeleVue
    More on the way

    This 90° 2” mirror-type star diagonal has Everbrite dielectric mirror coatings for 99% reflectivity. In addition to higher reflectivity than a conv...

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    $394.00 - $394.00
    $394.00
    $394.00 - $394.00
    $394.00
  • 2" Starbright XLT Enhanced aluminum mirror diagonal for SCTs
    $179.95 - $179.95
    $179.95
    $179.95 - $179.95
    $179.95

    Celestron 2" Starbright XLT Enhanced Aluminum Mirror Diagonal for SCTs

    Celestron
    More on the way

    This Celestron 2" mirror star diagonal for catadioptric telescopes has Starbright XLT enhanced aluminum multicoatings for a reflectivity of better ...

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    $179.95 - $179.95
    $179.95
    $179.95 - $179.95
    $179.95
  • $409.00 - $409.00
    $409.00
    $409.00 - $409.00
    $409.00

    TeleVue Schmidt Cassegrain 2" Everbrite Diagonal Rich Field Kit

    TeleVue
    More on the way

    This kit is designed to allow a premium Tele Vue 2" Everbrite diagonal attach to your SCT. This 90° 2” mirror-type star diagonal has Everbrite diel...

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    $409.00 - $409.00
    $409.00
    $409.00 - $409.00
    $409.00
  • $305.00 - $305.00
    $305.00
    $305.00 - $305.00
    $305.00

    TeleVue 2" Mirror Diagonal With 96% Reflectivity Enhanced Aluminum Coatings And 2" To 1.25" Eyepiece Adapter

    TeleVue
    In Stock

    This 90° 2” mirror-type star diagonal has enhanced aluminum mirror coatings for 96% reflectivity. The mirror is overcoated with quartz for long lif...

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    $305.00 - $305.00
    $305.00
    $305.00 - $305.00
    $305.00
  • $249.95 - $249.95
    $249.95
    $249.95 - $249.95
    $249.95

    Celestron 2" Dielectric Star Diagonal With Twist-Lock

    Celestron
    More on the way

    Enjoy better views through your telescope with this premium diagonal featuring diffraction-limited optics and dielectric coatings Ensure maximum li...

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    $249.95 - $249.95
    $249.95
    $249.95 - $249.95
    $249.95
  • Questar 2" Quartz silver mirror for 7" Questars
    $925.00 - $925.00
    $925.00
    $925.00 - $925.00
    $925.00

    Questar 2" Quartz Silver Mirror for 7" Questars

    Questar
    More on the way

    This 2" Questar star diagonal allows the use of 2" eyepieces with the 7" Questar Maksutov. Its 1/20th wave first surface quartz mirror has silver m...

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    $925.00 - $925.00
    $925.00
    $925.00 - $925.00
    $925.00

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