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  1. 1.25" Prism diagonal

    $147.00
    This premium 1.25" Takahashi TAKSD1 compression ring prism star diagonal is the diagonal that Takahashi puts with all of their complete telescope systems - even those costing as much as $30,000.
  2. Astro-Tech 2" 99% Reflectivity Dielectric Mirror Diagonal For Refractors

    $119.95

    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 . . .

  3. Astro-Tech 2" 99% Reflectivity dielectric mirror diagonal for SCTs

    $149.95
    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 from first-class price . . .
  4. Meade 2" 99% Reflectivity dielectric mirror diagonal, with 1.25" adapter

    $149.00
    This 90° 2" mirror star diagonal uses premium dielectric coatings for an exceptionally high 99% reflectivity . . .
  5. Celestron 2" Starbright XLT Enhanced aluminum mirror diagonal for SCTs

    $139.95
    This 2" first surface mirror diagonal for Schmidt-Cassegrains has a 1.25" eyepiece adapter and Starbright XLT enhanced multicoatings for better than 96% reflectivity . . .
  6. Takahashi 4 Turret 1.25" Eyepiece Holder

    $650.00
    Looking for a quick way to change magnifications and not use a zoom eyepiece?  This great accessory from Takahashi might be the ticket.
  7. Tele Vue 2" Everbrite Star Diagonal Package with 2" to 1.25" Adapter

    $320.00

    This premium 90° 2” mirror-type star diagonal has Everbrite dielectric mirror coatings for 99% reflectivity and is finished in a handsome matte satin black with a 2" to 1.25" adapter . . .

  8. Tele Vue 2" Mirror diagonal with 96% reflectivity enhanced aluminum coatings and 2" to 1.25" eyepiece adapter

    $261.00

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

  9. Astro-Tech 1.25" 99% Reflectivity dielectric mirror diagonal

    $69.95
    This 1.25" dielectric mirror-type star diagonal was a Sky & Telescope Hot Product for 2007! Considering its performance, it would be an outstanding value at twice the price. At its economical low price, it's still a hot product, and nothing short of sensational . . .
  10. Celestron 1.25" Prism diagonal

    $39.95
    A Star Diagonal lets you view objects that are at a 90° angle from the direction the telescope is pointing, thereby allowing comfortable viewing when the telescope is pointed at, or near, the zenith (i.e. directly overhead). The resulting image is right side up, but will be reversed from left to right. . . .
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