Caltemp Instrument's relationship with Gossen-Photo and Gossen-Metrawatt measuring instruments goes back to our foundation in 1973. From the beginning our main business mission was to provide the best service to our customers by offering exclusively Gossen products. Caltemp is specializing in the line of the Gossen Light Meters and accessories which are illustrated in the following pages. These precision instruments can be ordered for immediate delivery. We can also provide the instruments, testers, power supplies and the numerous special electronic devices from the Gossen-Metrawatt GmbH.