This Olympus IX70 is a research grade inverted microscope, and is configured with phase contrast. The binocular viewing head has a built in phase centering telescope and comes with a pair of 10x eyepieces. The microscope has both a front and side photo port which allows you to add a camera. The 0.30 N.A. condenser comes with phase rings for phase contrast. The 6 position nosepiece includes 4x, 10x, 20x, and 40x phase contrast objectives. The scope comes with a right handed XY mechanical stage. This used microscope has been fully serviced and comes with a warranty. Specifications Head: Binocular w/ Centering Telescope Eyepieces: 10x Eyepieces Nosepiece: 6 Position Objectives: UPlanFL PhL 4x Phase UPlanFL 10x Phase LCPlanFL 20x Phase LCPlanFL 40x Phase Stage: XY Mechanical Condenser: 0.30 N.A. Condenser w/ Phase Rings Focusing Coarse & Fine Light Source: Halogen Warranty: 1 Year Mechanical, 6 Month Electrical