Faster grinding with dual spindle system The unique dual spindle system of the SE-9090 series incorporates a program which automatically controls grinding pressure at seven different levels. User-friendly 10.4-inch SAGA color LCD touch panel The large 10.4-inch SAGA color LCD touch panel provides all the information needed for any procedures. Bevel simulations can be observed, assuring a satisfying finish. Simultaneous dual-side lens measurement The SE-9090 Supra simultaneously measures both front and rear sides of the lens for faster operation. Features Faster grinding with dual spindle system Auto grooving Simultaneous dual-side lens measurement High quality automatic polish safety beveling User-friendly 10.4-inch SAGA color LCD touch panel