Welcome to a virtual tour of the Carl Zeiss shutter production at Prontor in Calmbach, Germany! Here, you have the opportunity of gaining an insight into our shutter production at Prontor. In addition, we would like to give you an idea of the benefits provided by lens shutters and the technical outlay required to make them. This background knowledge will improve your understanding of the technical aspects of photography and help you to take better pictures. The shutter as a symbol for the dynamics of the moment..