500mm Antiglare hard glass screen, rotatable through 360º having least count 1 minute of an arc.Provided with four clips to hold overlay charts & drawings. Mirrors Optically true with hard coated surface to ensure optimum light reflection for best image contrast and edge to edge sharpness on the projection screen. Contour illumination is provided with a 24V/150W halogen lamp and a built-in condenser. The illumination can be adjusted through a solid state transformer. A specially designed 12V/100W halogen ensures surface illumination system provides shadowless light on the optical axis for inspection of cavities etc. Electrical Mains input 220-240 volts AC having built-in transformers.On-Off Switch, Intensity controller, indicator and glass fuse. Projection accuracy + 0.1% for contour illumination and + 0.15% for surface illumination. Overall work stage size : 300mm x 240mm with cross movement : 100mm x 150mm Measurement : By fine zero adjustment micrometer head 0-50mm. Least Count : 0.001mm.
