The 575-123 is an ID-U 575- series Digimatic Indicator with slim and dimple design, large LCD and simple key operation, after the initial origin setting. The ID-U no longer needs absolute positioning over the entire battery life - The origin is remembered even after power-off, ideal for installation into measuring devices because of its compact design and long battery life, employing the ABSOLUTE linear encoder. The ID-U always displays the spindle absolute position from the origin at power-on and also unlimited response speed eliminates over-speed errors, flat back type only no option for backs and SPC data output.