Bar code scanning

[leri]

Hi.
Where can I find information on how to read a bar code? I'm interested on the hardware/optics elements.
Thanks.

 

[jbartos]

Suggestion: Visit
1.

http://www.riversedge.com/

2.

http://www.systemid.com/

3.

http://www.barcodehq.com/primer.html

Very explanatory site
4.

http://www.looksmart.com/eus1/eus65300/eus65317/eus83236/eus894083/eus264112/eus1132747/r?l&

Many useful links

 

i want to design a circuit will accomplish the bar code exeution

 

[jbartos]

Suggestion: It appears that the info, you are seeking, may be of proprietary nature. Visit

http://www.symbol.com/products/barcode_scanners/2d__products__pdf417_technolog.html

http://www.adams1.com/pub/russadam/barbook.html

http://bar-codes.com/

for more info.