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>> HLC file

HLC file format description

Many people share .hlc files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .hlc file can be edited, converted or printed with. On this page, we try to provide assistance for handling .hlc files.

1 filename extension(s) found in our database.

.hlc - ESO-MIDAS Help Command Data

HLC file is an ESO-MIDAS Help Command Data. The ESO-MIDAS system provides general tools for image processing and data reduction with emphasis on astronomical applications including imaging and special reduction packages for ESO instrumentation at La Silla and the VLT at Paranal.

.hlc file format description:
HLC format
Data files
- / -
ESO-MIDAS Help Command Data related links:
ESO-MIDAS Help Command Data related extensions:

Naturally, other applications may also use the .hlc file extension. Even harmful programs can create .hlc files. Be especially cautious with .hlc files coming from an unknown source!

Can't open a .hlc file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .hlc file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

nlc, blc, jlc, hmc, hlv, hlf, hl, hic, hc, tlc, glc, mlc, hpc, hlx, hls

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Biacore Instruments Project
The Logo Creator Project
Multi-Edit Help Data
HeuristicLab Storage
TINA Logic Converter Data

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