Magnifying display apparatus

H - Electricity – 04 – N

Patent

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H04N 7/00 (2006.01) G02B 27/02 (2006.01) H04N 1/107 (2006.01) H04N 1/195 (2006.01) H04N 7/18 (2006.01)

Patent

CA 2027398

A magnifying display apparatus for displaying enlarged images of characters or the like comprises a photoelectric- converting reading unit including a body and an opticals ystem disposed in the body and having a light-path inversion prism, a magnifier lens system, an iris, an imaging device and illuminating lamp. The apparatus further comprises a controller connected to the reading unit and including a power supply circuit for the reading unit and also a control circuit for controlling the conversion of the output from the imaging device into an image output. The apparatus also comprises a display unit such as a television separably connected to the controller. A recess or a protrusion is formed on a front upper portion of the body at a position corresponding to the light-path inverting prism so as to be sensible by a user's finger, thus serving as an index of the portion of the original to be magnified and displayed. Operating means for operating iris and other mechanisms are disposed on lateral sides for easy manipulation of other finger or fingers of the user's hand gripping the reading unit body.

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