Logitech has announced two new premium mice for pre-order. The Logitech Performance Mouse MX and Logitech Anywhere Mouse MX adopt the Logitech Darkfield Laser Tracking technology, which is designed to provide precise cursor control on virtually any surface including clear glass (minimum 4 mm thickness) and high-gloss surfaces. The Logitech Performance Mouse MX is available for pre-order at $99.99, while the Logitech Anywhere Mouse MX is available for pre-order at $79.99. Both mice are expected to be available in the U.S. and Europe beginning in August 2009. Watch the video after the jump to get more details.[BLogitech]