Check the listing for details. Radical 2500x LED Trinocular Phase Contrast & Polarizing Semen Sperm Microscope. Condition: New, Made in India. Listed at 733.15 USD. Perfect tool for clinical examinations and lab application Images on Computer Phase Contrast for observing Unstained Transparent Specimen Trinocular Head w Camera Port Research Grade Ergonomic Design with Superb Optics Solid Rugged Metal Construction SEMI PLAN Objectives!!!!!! Semi Plan Objectives have 25% more clarity & Flatness than standard Achromat Anti Fungus, Anti Reflection & Hard Coating on all Optical Components 8 Level of Magnification - 40x, 80x, 100x, 200x, 400x, 800x, 1000x & 2000x Phase Magnification - 100x, 200x, 400x& 800x Phase Condenser with Annular Slot & Centering ScrewsUNIQUE Darkfield Filter for Unstained Slides - Works with Low Magnification Movable Condenser with abbe condenser 1.25NA and Filter Holder Adjustable interpupillary distance with diopter adjustment High.