AO POLSTAR POLARIZING MICROSCOPE Iris Diaphragm
Flip-In Focusable Bertrand Lens
20mm Field of V i e w plus Cross Hair Reticle
Fixed Analyzer
Cross Hair Orientation (40° Ù 9 0 ° )
Focusable Nosepiece L o w Positioned Coaxial Coarse and Fine Controls
Stage Lock
I
Slide-In Compensator Graduated Rotafable Circular Stage
Quick Change, Plug-in Halogen Lamp
Stage Centering Control Vernier Scale
. Condenser Centering Control
Illumination Control with built-in transformer ———
Graduated Rotatable Polarizer All this plus Strain Free Objectives a n d Condensors Neutral Density Filter Cof ii rol Field Diaphragm Control
PUTS EVERYTHING UP FRONT WHERE YOU CAN SEE IT. This feature alone makes it the most convenient easiest to use polarizing microscope you can buy. See for yourself. Ask for a convincing demonstration or more information. A O Scientific Instruments, Box 1 2 3 , Buffalo, N.Y. 14240 CIRCLE 2 ON READER SERVICE CARD
AO®
