DEVICE FOR READING WRITING ON BOARD AND DEVICE FOR RECORDING WRITING ON BOARD

摘要

PROBLEM TO BE SOLVED: To provide a device for reading a writing on board employing a small-sized image sensor and to provide a device for recording a writing on board employing the device for reading a writing on board.;SOLUTION: The device for reading a writing on board 1 is characterized in to comprises: a transmission screen 18, a first lens 12 and a first mirror 14 that reduces an entire image of a recording board such as a white board and forming the image on the transmission screen 18 and a second mirror 38 and a second lens 34 that reduce the transmitted optical image of the transmission screen 18 to input the resulting image to an image sensor 40.;COPYRIGHT: (C)2003,JPO