photographic apparatus and parts therefrom, namely, lenses, focussing devices, lighting devices and housing; [ film apparatus and parts therefrom, namely, lenses, focussing devices, lighting devices and housings, image processors, image data converters, color transformers; ] surveying and measuring instruments, namely, apparatus to survey robot cabs, robot guidance, inspection by robots, material handling by robots, surveying pick and place applications by robots; optical measuring apparatus, namely, apparatus to verify the presence, position or the completeness of objects and to identify objects, extract features by contours, analyses features by primitives, inspect objects for handling, optimise and survey handing processes; digital cameras; digital sensors to verify the presence, position or the completeness of objects and to identify objects, namely, CCD-sensors, image analysis sensors, image processors, image data converters, colour transformers; control and instruction apparatus and instruments, namely, keypads and displays; computer software for processing and analysing measured data; computer software for optical measuring with digital cameras and sensors as described above, computer software to verify the presence, position or the completeness of objects and to identify objects, computer software for image processing, image pre-precessing, colour processing functions image enhancement functions, feature extraction functions, feature registration, recognition and analysis of graphical primitives, registration of primitives, measuring parameters for robot guidance i.e. distances, positions, orientations and/or 3D information; computers; Peripheral Component Interface (PCI) boards and data processing apparatus, namely, processing units and bus systems, namely, systems comprising functionality listed above, all aforementioned goods exclude environmental sensors and sensing devices for sensing temperature, pressure or speed