About of EPS Format:
Encapsulated PostScript (EPS) is a standard file format for importing and exporting PostScript files. It is usually a single page PostScript program that describes an illustration or entire page.
Setting of EPS Format:
Set the language level of the generated EPS file. Language level 1.5 is language level 1 with color extensions. Currently language level 3 generates the same PostScript as 2.