This information applies to American Optical (AO) StereoStar Stereoscopic Zoom Microscope models 568, 569, and 570.

Reference Manuals:

• AO StereoStar/Zoom Reference Manual (1975)
• Reichert-Jung StereoStar Zoom Reference Manual - Later edition?
• AO StereoStar/Zoom Catalog (1977)

Replacement Parts:

• Reichert Online Store - Some (new!) replacement parts for AO scopes.
  • Of particular interest is the #575 0.5X Auxiliary Lens for the AO 568, 569, 570

Other Links:

• Writeup about my AO 569
  • Pictures
• Cheap ring light

General microscope information:

• Yahoo Groups microscope list
• The Clean Microscope (pdf) - A guide to cleaning microscopes from Carl Zeiss MicroImaging