Optical pen for hand scanning digitally encoded records

Details Optical pen for hand scanning digitally encoded records Optical pen for hand scanning digitally encoded records

G - Physics

06

K

354/56

G06K 7/14 (2006.01) G01N 21/01 (2006.01) G06K 19/06 (2006.01)

Patent

CA 1040312

AN OPTICAL PEN FOR HAND SCANNING DIGITALLY ENCODED RECORDS Abstract of Disclosure An optical pen for reading coded records. The pen has a spherical lens at the tip thereof which lens serves as both focusing means and contacting means between the pen and the record. The tip of the pen is removable and may be replaced inexpensively and conveniently in case of damage.

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