Space Age Sensorette eyeball lamp from the 1970s made in Germany by Insta-Elektro.
The lamp is operated by touch. With a single tap you turn the lamp on or off and if you keep your finger on the aluminum sphere longer, the light is dimmed.The base is made of plastic, the cap/sphere is made of aluminum. The shade/sphere is adjustable, it rotates around its axis. In very good original condition with some traces of use. Height 25 cm.