... plate, Guarter-wave plate, Quartz wedgeSSPolarizing RotatableDiameter Φ170mm, Center adjustable, 360° scale, Minimum divison 1°, Minimum reading 6 by means of ... strokeSS37.7mm per rotation, Fine stroke 0.1mm per rotationPolarizerTransmitted: 360° Rotatable 0° position adjustable SReflected: FixedSSIlluminationReflected light: 24V/100W Halogen lamp ...