Antique American Optical AO Spencer Stereozoom Microscope with Glass Stage
2 Matching 9x eyepieces - Part no. 6050
1x and 4x Zoom power - rotates smoothly with detents
2-Stage height adjustment
*Smooth focus with knobs
*Sliding track with securing screw
Clear glass stage with specimen clips (minor chip in corner)
Sturdy tilting base
Sub-stage mirrors
*Concave - many cracks
*Flat - single crack