CALS file extension - CALS Raster Group 1 image format
What is cals file? How to open cals files?
File type specification:
cals file icon:
The CALS Raster File Format is a bitmap defined by the U.S. Department of Defense and intended for storing monochrome images.
There are two types of *.cals files:
1. Type 1: Stores a single image per file and data is always compressed using CCITT Group 4.
2. Type 2: Can store multiple images per file, the image data for each image can be subdivided into tiles, and each tile can be stored uncompressed, or compressed using CCITT Group 4.
The default software associated to cals file type:
Company or developer:
XnView MP is the enhanced version of XnView Classic. It is a free (for non-commercial purposes) powerful cross-platform media browser, viewer and converter. Compatible with more than 500 formats. It works on Windows, Linux and macOS.
List of software applications associated to the .cals file extension
Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file: like open cals file, edit cals file, convert cals file, view cals file, play cals file etc. (if exist software for corresponding action in File-Extensions.org's database).
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting of the cals files.
- View cals file
- Print cals file