This uncirculated 10 Swiss franc banknote is a standard circulation banknote issued by the Swiss National Bank as part of its 6th series. It is a reddish brown banknote that is dated 1987, bear the signatures of Francois Schaller and Markus Lusser, and measures 137 mm x 66 mm. Its obverse side features the mathematician Leonhard Euler. Its reverse side is vertically oriented and depicts a water turbine, the solar system, and a scheme of the propagation of light passing through lenses. Security features include a solid security thread and a watermark of Leonhard Euler. The banknote was demonetized in 2020. The details of this note have been verified and TAP Authenticated by Banknote World experts.