Abstract: An electrolyte conductor (1) has a nonwoven fabric (2), onto which a plastic film (3) is laminated. A process is provided for the manufacture of the electrolyte conductor (1). An electrochemical gas sensor (10) is provided with such an electrolyte conductor (1). A gas-measuring device is provided with such a gas sensor (10).

Abstract: An electrolyte conductor (1) has a nonwoven fabric (2), onto which a plastic film (3) is laminated. A process is provided for the manufacture of the electrolyte conductor (1). An electrochemical gas sensor (10) is provided with such an electrolyte conductor (1). A gas-measuring device is provided with such a gas sensor (10).

Abstract: A lamp used in photography and television comprising a housing having a filter cavity into which an optical element provided with a handle can be introduced, the housing having first and second shafts situated between two sidewalls of a holding device and extending in a longitudinal direction of the housing and bridging the filter cavity, the handle of the optical element is provided with first and second recesses which are arranged to engage the first and second shafts, respectively, the first shaft being surrounded by the first recess of the handle to allow the optical element to swing about the first shaft from a working position, in which the optical element is located within the filter cavity, into a second position in which the optical element is removed from the filter cavity and the second recess engages the second shaft, and a locking mechanism is provided for retaining engagement of the second recess with the second shaft when the optical element is in the second position.