B-500Bpl is a Binocular microscope, comes with simple objectives. With InfiniFix optical system, binocular head rotates 360° with 30° inclination. Eyepiece is 10X / 22mm. Binocular includes Plan Achromatic 4x, 10x, 40x, 100x (oil immersion) and a revolver that is quintupling reversed. Stage is double layered and contains mechanical sliding. It is 175x145 mm in size. It offers coaxial coarse with excellent control knobs. Condenser is 1.2 N.A. and placed in the center. OPTIKA X-LED™ illuminator is an important feature of this binocular.