POLARIZING MICROSCOPE - RAYSCOPE RYS-PR-1 MONOCULAR POLARIZING MICROSCOPE View More RYS-PR-2 BIONOCULAR POLARIZING MICROSCOPE View More RYS-PR-3 TRINOCULAR POLARIZING MICROSCOPE View More RYS-PR-5 RESEARCH POLARIZING MICROSCOPE View More RYS-SMART POL RESEARCH POLARIZING MICROSCOPE View More