To access the Users Guide, click on the "Software" menu item at left then click on "User Guide" from the sub-menu.

This is the web presence for the IRTF Autofocus (AFTool) tool. The AFTool is currently being beta tested by IRTF personel. It is designed to provide fine focus of the telescope.

Currently the AFTool has been tested and verified to work with the following instruments:
*SPEX Guidedog

Currently the AFTool has been tested and verified to work witht he following secondary mirrors:
*Chopping Secondary
*Hexepod (needs to be re-tested)