Lambda Photometrics Ltd. has been named a "full product" partner for Keithley, the company said recently. Lambda will represent Keithley's range of instruments and systems, including bench and performance products. The addition of products from Keithley and its parent company, Tektronix, gives Lambda a full range of electrical test and measurement products, the company said. Cleveland-based Keithley makes advanced electrical test instruments and systems; Tektronix, based in Beaverton, Ore., produces oscilloscopes and spectrum and power analyzers Lambda is a subsidiary of privately owned Germany-based technology company Polytec GmbH. For more information, visit: www.lambdaphoto.co.uk