| GENERAL CHARACTERISTICS ITEM DESCRIPTION | THE POLARISCOPE SITS ON THE PROJECTORS TRANSPARENT STAGE OF AN OVERHEADPROJECTORS EXISTING OPTICAL PROJECTION SYSTEM,THIS SELF-CONTAINED COMPACTUNIT INCORPORATES A TRANSPARENT DIAL WHICH IS PROJECTED ON THE SCREENSURROUNDING THE PHOTOELASTIC PATTERN,AVAILABLE ATTACHMENTS INCLUDE ASTRAINING FRAME WITH A SCREW OPERATED LOADING SYSTEM,AN ELECTRICAL LOADCELL OR MECHANICAL DIAL FORCE GAGE READOUT SYSTEM,SUPPORTING STAGE FORSLICE ANALYSIS,MONOCHROMATOR,A UNIFORM FIELD LINEAR COMPENSATOR |