upc-e
The upc-e (Universal Product Code - E) bar code type represents an 8-digit decimal number assigned to a trade item. UPC-E is a compressed version of UPC-A.
By the method of zero suppression some upc a codes are available as upc e codes. Table 1 shows which upc-a numbers can be transformed to short versions.
| UPC-E Number | Digits to insert | Position of Insertion | Resulting UPC-A Number |
|---|---|---|---|
| sNNNNN0c | 00000 | 3 | sNN00000NNNc |
| sNNNNN1c | 10000 | 3 | sNN10000NNNc |
| sNNNNN2c | 20000 | 3 | sNN20000NNNc |
| sNNNNN3c | 00000 | 4 | sNNN00000NNc |
| sNNNNN4c | 00000 | 5 | sNNNN00000Nc |
| sNNNNN5c | 00005 | 6 | sNNNNN00005c |
| sNNNNN6c | 00006 | 6 | sNNNNN00006c |
| sNNNNN7c | 00007 | 6 | sNNNNN00007c |
| sNNNNN8c | 00008 | 6 | sNNNNN00008c |
| sNNNNN9c | 00009 | 6 | sNNNNN00009c |
The rightmost digit (checksum digit) can be omitted. When the system is supplied with such a 7 digit value then the 8th digit is automatically calculated by the system.
The nominal size is 0.897in x 1.020in (w x h). The bar code area has the measurements 0.663in x 0.965in. The left padding measures 0.117in.