Convert cals to ept

What is the difference between .cals and .ept?

Name: CALS Raster Graphic File; Encapsulated PostScript Interchange TIFF Preview

Description: The CALS Raster Graphic File, having the extension .cals, is a type of image file format primarily used for the storage and exchange of digital images, especially in the context of technical and engineering documents. Developed in the mid-1980s by the United States Department of Defense, the CALS format was part of an initiative to standardize electronic document management and interchange, particularly for military and government applications.; Encapsulated PostScript Interchange TIFF Preview (EPT) is a file format for storing raster graphics. It is a combination of a TIFF (Tagged Image File Format) preview image and an EPS (Encapsulated PostScript) vector image, and is typically used for exchanging vector graphics between applications.