Celestron Feathertouch SCT Microfocuser manual

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Table of contents for the manual

  • Page 1

    Installation Instructions – Celestron 11” Telescopes Important: The telescope optical tube must b e positioned hori zontall y before removing the original focus assemb ly. If the telescope is not horiz ontal the primar y mirror could move during the installati on. Required Tools: Phillips Screwdriver 1/16” Hex-Head Wrench (Not required for Ne[...]

  • Page 2

    Step 2 Move Primary Mirror Back Turn the brass focus shaft clockwis e to bring the mi rror back and expose the Phill ips- head screw at the end of th e threaded focus rod. Step 3 Remove Set Scre w Use screwdriver to remo ve the small Philli ps screw from the end of the threaded focus rod.[...]

  • Page 3

    Step 4 Remove Focus A ssembl y Cover Pl ate Use screwdriver to remo ve three screws from the focus assembl y cover plate (the thre e screws around the outsid e of the focus shaft). Rem ove the cover plate. Hang on to the three Phillips screws as t hey will be used to attach the S CT MicroFocuser. Step 5 Remove Focus Bearing A ssembl y Turn the bras[...]

  • Page 4

    Step 6 Thread on SCT MicroFocu ser Begin threading the SCT Mi croFocuser onto the threaded focus rod. When there is onl y about 1/4" left to go, simply push the focuser th e rest of the wa y in. This will take up some of the chan ge in focus from when you removed the original focuser, making it quicker to return to focus the first ti me you us[...]