Short Desc: Polarizing Microscope Specification: Eyepiece: PL10x/22mm plan eyepiece with cross hair Infinity plan achromatic objective: 4x, 10x, 40x(s), 60x(s). Viewing Head: Seidentofp type binocular head; 30 degree inclined Compensator: λ; λ/4; Quartz cleat (12x28mm,I~IV) Nosepiece: Reversed quadruple nosepiece Stage:Rotatable circular mechanical stage with the graduation of 360癮nd the vernier of 6′ Condenser: N.A.1.2/0.22 swing achromatic condenser. Illuminator: the 6V/30W halogen bulb koehler illuminator system, center of light adjusting, illuminator system can be seasoned with 90V~240V fluctuate of voltage, brightness adjustment.