This polarizing microscope kit is useful for polarized light applications such as transparent mineral thin-section analysis and asbestos analysis. It comes with a 45 degree inclined 360 degree rotatable trinocular head, coarse & fine focusing and 20W transmitted halogen illumination. The polarizing filter can be swung out of the light path for an unpolarized light source. The microscope has a quadruple revolving nosepiece with center adjustable objectives and a rotatable circular stage. It has a built-in focusable Bertrand lens on rotatable disc with centering controls. The kit includes three compensator plates for installation into the Bertrand lens. The built-in analyzer can be removed from optical path. One of the 10x eyepieces comes equipped with a crossline reticle, which is useful for measurements and centering.