Standard Features : Compact, Light Weight, Table Top with easy operations. 250mm diameter screen with 90° cross line and chart holders. Screen Graduated to 360° with vernier reading 6 minutes. Projection Light Source with 24V / 150W Halogen Lamp. Double Oblige LED Light Source for Surface Illumination. Focusing can be adjusted manually by hand wheel. Optical Distortion below 0.15%. Objective Lens Magnification : 10x View Field diameter (Contour & surface illumination) : 25mm Working distance : 60 mm Cooling by built-in-noiseless and vibration free fan. Input Voltage 220v through low voltage transformers. Supplied complete with operating instructions manual. Specifications : Table Type & Size : Al. 125 X 125mm Effective Table Area : 110 x 110mm X-Y Range : 25 x 25 mm. Measuring Unit : Standard Micrometer Heads 0-25mm Resolution : 0.01mm Rotary Measuring Stage : 360° graduated with vernier 6 minutes. Stage Glass : Diameter 62mm Maximum Work piece Height : 100mm