1. Bar Code / QR Code Design Created and Presented by Ms. Steinmetz

2. Characteristics: Bar Code Varying line thicknesses Numbers

3. Characteristics: QR Code Varying line Direction Similar Line widths Maze-like quality What does QR stand for?

4. QR Bar Code- QUICK RESPONSE CODE Fast readability and large storage capacity compared to the standard UPC barcode. Unlike the older one-dimensional barcode, the QR code is detected as a 2-dimensional digital image by a semiconductor image sensor and then is digitally analyzed by a programmed processor.

5. The OriginS UPC bar code began in 1948. Bernard Silver, a graduate student at Drexel Institute of Technology in Philadelphia, overheard the president of a local food chain asking one of the deans to undertake research to develop a system to automatically read product information during checkout. QR Code- Japan 1994 to track vehicles during the manufacturing process- originally designed to allow components to be scanned at high speed. The Woodland and Silver bar code can be described as a "bull's eye" symbol, made up of a series of concentric circles.

6. Shtrikh kod (“Bar code” in Russian) What is it? Barcode in the form of architecture. Designers: Vitruvius and sons Location: St. Petersburg, Russia Function: commercial space, retail, shopping center

19. Student Samples