The X-Cite® Optical Power Measurement System includes both the X-Cite® XR2100 Power Meter and the X-Cite® XP750 Objective Plane Power Sensor. Designed for measuring optical power in watts at the specimen level, the X-Cite® XP750 has a low, sleek profile that fits on the microscope stage and offers the versatility of measuring power output from an X-Cite® illuminator or any other epi-fluorescence light source.