American Optical History  -
AO Scientific Instruments History

AO Microscopes

1935 - Acquired Spencer Lens Company

Leading manufacturer of microscopes, leading AO into precision optics, education field and medical instrumentation, etc.

More AO / Spencer lens info:

Download AO Spencer Microscope Brochure

Download American Optical 1945 publication - Three American Microscope Builders

AO Scientific Instruments

AO History Main Page