if you have an ipod you can download an app that will scan bar codes and it will tell you.
yes.
CD covers have bar codes for inventory and sales tracking purposes. The bar codes enable retailers to easily scan and track the sale of each CD, helping with inventory management and sales analysis.
yes,with appropriate app(s). like google goggles.
Bar codes no longer need specialized equipment to read them. Your smartphone has many apps that can read bar codes. There are apps where you can learn about the many types of bar codes and even generate and print bar codes of your own.
Many entertainment venues are able to scan bar codes displayed on iPhones and such other media.
Bar codes were originally used in space when they had to scan it on their way out of the space craft so the ISS would know exactly when they left and when they came back in and exactly how long they have been out.
Replace the word 'blank' with 'scanner'
They have default settings for the width and heighth they scan,but you can program them for larger or smaller bar codes.
Red Laser, and it's only for iPhone because it requires the camera.
Warehouse workers scan computers by using a hand-held scanning device that will read bar codes and will give them the information they want based on their inventory list.
Download an app for your smartphone that has a bar code scanner. It will help you check prices when you're at the store and see if you've overpaying. Some bar codes even have extra information and coupon deals written into them when you scan them.