What is a .ELD File And How To Open It – DIAL


Have you came across a file with the .eld extension, but it is a file you have never seen before? It is important to know how to open this file – in order to be able to work with it. Don’t worry! This article explains everything about the .eld file extension, how to open and work with it on various systems.

What is a .ELD file?

The file extension .ELD is from Eulumdat Formatted Luminaire Data File.The developer of this file extension is DIAL. The format of this file is text, and it is a CAD software file.

What to know

There are currently 2 software that can open the .eld file on 1 platform.

How to open a .ELD file?

Below we have written a comprehensive guide on how to open the .ELD file on various operating systems.

How to open a .ELD file on Windows (7, 8, 10)

Below you can see a visual guide on how to open the .eld file on Windows in 4 easy steps.

1. In the first step you need to download the DIAL LDT Editor software. This software will be used for opening the file. Other software that can be used in opening this file is: DIAL DIALux and DIAL LDT Editor.

Step 2

Step 2: Locating your .ELD file

2. The second step is locating the downloaded file. The file can be usually found in your /download/ folder if you don’t remember where you have downloaded it to.

Step 3

Step 3: Choose “Open with”

3. In the third step right click on your file and choose “Open with”.

Step 4

Step 4: Choose the software and click ok

4. In the fourth step, after clicking “Open with”, you should see the DIAL LDT Editor software that you have downloaded. Click on the software and click “OK”. That’s all, now you have opened your file on Windows.

Still cannot open the .ELD file?

If you are still unable to open the .ELD file, it might be because you are trying to open the wrong one. The .ELD file extension is similar to other file extensions such as: .elf – Nintendo, .elf – Unix System Laboratories, .elf – Sony, .elm – Eternal Lands, .elm – Microsoft. You might be trying to open the wrong file, please recheck if you are trying to open the right file extension again.


In this article you have learned how to open the .ELD file with the DIAL LDT Editor, DIAL DIALux programs on Windows.