Interleaved 2 of 5 Barcode Symbology

Interleaved 2 of 5 is a higher-density numerical symbology based upon the Standard 2 of 5 symbology. It is used primarily in the distribution and warehouse industry. 

Barcode's Properties
The following properties should be set to specify a particular barcode of the Interleaved 2 of 5 type:

Calculate Check Sum
This property is used to specify whether to calculate a checksum for the barcode or not. The default value is true.

Wide Narrow Ratio
This property is used to specify the density of a barcode's bars. The value assigned should be equal to or greater than 2.5.