Bar Code Reader scanner for invisible Ink

摘要

Refers to a scanner for Bar Code Reading, which has adapted a Fluorescent Lamp of ultraviolet light 5W with its respective deflector. The Lamp has its own power electronic circuit, which supplies power to The Lamp and is activated by a Switch Energized 5 volt dc Connector is removed from the scanner.The circuit is composed of transistors, resistors and capacitors which generate a small Signal, which turns on or turns off the lamp through a Switch. The scanner can be adapted to any computer