Why? Next to the optical filter and the chair, the addition of an articulating keyboard tray and mechanism rates third on our list of priorities of ergonomic purchases in relation to value gained to dollars spent. The ability to adjust one's keyboard to a correct height and position is paramount in the prevention and treatment of repetitive strain injuries related to keyboard usage.

The "ESC 3000" is the best new articulating keyboard platform that Ergonomic Sciences has carried to date! A revolutionary new mechanism and tray represents three years of development. The ESC 3000 has no levers under the new thin keyboard platform and has dual, swing-out mouse trays to accommodate left and right handed users or users with two input devices. The tray can be mounted easily under most worksurfaces that are at least twenty inches deep. The ESC 3000 also offers more than six inches of height adjustability and has a built-in negative tilt which insures better hand and wrist postures while typing or mousing. A firm gel palmrest is included. The palmrest may be removed to accommodate large alternative keyboards. Available for $239.96 each, including all hardware for complete installation. Call for quantity discounts. Click here for coupon

The new ESC 1000 (above and right) articulating keyboard platform, combines the unique features of the ESC 3000, but with a single swing out tray that can be user positioned to the right, to the left or, using the provided bracket, can be positioned over the numeric keypad on most keyboards! It is thinner (just one quarter of an inch thick!) and half the weight of standard particle board keyboard platforms. The tray may also ordered alone, and can be used as a laptray for your laptop or standard keyboard and input device, promoting a healthier, more natural keyboard posture and position. It is your choice how you use it. Complete system, including the tray, wrist support and positionable mouse surface: $199.96! Tray only: $99.97....with wrist pad: $129.97

The "ESC 2000" articulating keyboard series offers a complete package of features. Included in the package are our best new mechanism, a 27" wide tray, and a soft, orthopedic palm rest. Together, they combine height adjustability with a slight negative tilt, giving the user the ultimate ability to adjust the keyboard to a correct height and position that is both comfortable and functional. $199.96 complete.

The Corner Bridge is a terrific new tool that adds utility to an otherwise unusable corner area. The "Bridge" spans the leading edges of two tables forming a "corner work environment." The unit can be used as is to support a keyboard or writing stand, or, you can add an articulating keyboard platform (above) to give you a fully functional, adjustable height keyboard platform. Priced at $89.96 each.