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  1. Astro-Tech 16" f/8 truss tube Ritchey-Chrétien optical tube

    $6,995.00
    This newest version of the Astro-Tech AT16RCT carbon fiber Serrurier truss 16" f/8 Ritchey-Chrétien Hot Product for 2015 makes high quality large-aperture DSLR and CCD imaging affordable for the dedicated amateur astrophotographer and educational institution.
  2. Meade 16" f/8 ACF Optical Tube Assembly

    $7,499.00

    The really BIG Meade 16" f/8 Advanced Coma-Free optical tube with UHTC multicoatings has research-grade optics at a price surprisingly within reach and reason. Its coma-free field rivals that of the Ritchey-Chrétien design used in many of the world's largest research telescopes.

  3. Meade 16" f/10 Advanced Coma-Free Optical tube

    $6,849.00

    The very substantial Meade 16" ACF (Advanced Coma-Free) catadioptric optical tube brings the astronomical image quality of a serious professional observatory to your back yard.

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