⭕ System is complete with original calibration standards, software, spare bulbs, B&W monitor and user manuals. Less than 3 yrs old. System is fully functional. Has complete motorized control for XY and tilt for sample positioning. Unit comes with the original calibration standards for Ra, 1.5 um step. This was a working system from a clean room. Unit has three objectives: 10X, 20X and 50X. The field of view is .4, .75 and 1.0X. Has two modes of operation vertical scanning (VSI) and phase shifting interferometeric (PSI). If unhappy with the purchase, returns accepted within 30 days. Shipping or local collection. Comes with a Dell computer preloaded with XP pro service pack 3 and the Vision 32 software. A 9 monochrome video montior is included for a real time monitor of the camera view.