The cals file extension si related to the CALS Raster Group 1 image format.

Detailed description

Software that works with cals file extension

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CALS file - CALS Raster Group 1 image format

What is cals file? How to open cals files?

File type specification:

Graphics file type icon Graphics file type

cals file icon: cals filetype 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.

Mime: image/x-cals

The default software associated to cals file type:

XnView MP icon

Pierre-Emmanuel Gougelet logoXnView MP  Multiplatform software

Company or developer:
Pierre-Emmanuel Gougelet

A free (for non-commercial purposes) powerful cross-platform media browser, viewer and converter. Compatible with more than 500 formats and also supports export to 70 different file formats. It works on Windows, Linux and macOS (OS X).

Help how to open:

Use XnView to open .cals CALS Raster Group 1 images.

How to convert:

Currently there is no specific information available, about how to convert this file extension.

List of recommended software applications associated to the .cals file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android 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's database).

  • View cals file

cals file viewer - programs that view cals file - CALS Raster Group 1 image format

Programs supporting the exension cals on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about XnView MP for view cals file action.


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