"Cameras Inside-out" exhibition, to be held from tomorrow (February 4) until September 3 at the Hong Kong Heritage Museum, will give visitors a glimpse of the technological progression in camera making by showcasing over 130 cameras of different eras collected by Mr David Chan. Along with the cameras on display, about 130 photographic works by a group of Hong Kong photographers representing the period from the 1950s to the present are featured. Pictured is the Leica I 35mm camera manufactured by Leitz Wetzlar in 1930 which was the first camera of this model.