Embodiments of the present invention provide an apparatus and a method for chamber particle source identification. The gaze direction is transmitted by the terminal via the mobile radio network to the central unit. Additionally, the chromatographic separation data may be displayed in the form of measured intensity at the detection location versus time. When the touch input mode is activated, the electronic book device can obtain a coordinate data corresponding to a touched position on a touch module thereof, and transmit the coordinate data to the electronic device for e. The links are examined for link clusters and a table of contents if found is identified. The ophthalmoscope includes a handle 803 within which there is situated a printer to provide an instantaneous permanent record of an image as viewed.