Astro-Tech

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  1. Newtonian reflector collimating tool Astro-Tech Newtonian reflector collimating tool

    Astro-Tech Newtonian reflector collimating tool

    $34.95
    3 Review(s)

    The Astro-Tech ATCOLL 1.25" dual-purpose Newtonian reflector collimating tool combines a sight tube and a Cheshire eyepiece. Unlike more expensive competitive Cheshire eyepieces, it has a soft fold-down rubber eyecup to improve contrast during use and protect eyeglasses from getting scratched.

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