With Filestar you get 145 different skills for working productively with CALS Raster Graphic File (.cals) files.
About .Cals
Name
CALS Raster Graphic File
Extension
.cals
Format
Binary
Category
Raster Image
Developer
United States Department of Defense (DoD)
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.