Convert LDT to IES

File Extension LDT
Full Name ZENAX Source EULUMDAT Format

LDT is a filename extension associated with ZEMAX software. LDT files store non-sequential photometry data. LDT files are typically used in laboratories, research institutes, and optical engineering companies.

File Extension IES
Full Name IESNA Photometric Data Format

Files with the .IES extension contain data on light measurements and its quantity stored in a standardized photometric form devised by IES - the Illuminating Engineering Society.

What is file format conversion?

File format conversion is the process of transforming a file from one format (referred to as "LDT") to another (referred to as "IES"). This may be necessary for various reasons. For example, LDT file may be incompatible with the software or device we want to use to open or edit it. In such cases, converting the file from format LDT to format IES becomes essential.

So, how can we perform LDT to IES file conversion? Fortunately, there are many tools and computer programs available that enable file format conversion. These tools work by reading the data from the file in format LDT and transforming it into format IES. This allows the preservation of the original information contained in the file, even after changing its format. Below you will find a list of LDT to IES converters.

Conversion from LDT to IES

How to convert the LDT file to IES?

If you have already downloaded one of the converters and installed it on your computer, you can proceed to the appropriate conversion process of LDT to IES. Handling all the programs is usually very intuitive and is based on the same pattern of conduct. We will briefly discuss a few steps that you always need to go through while changing the format of the LDT file:

  • Please indicate on your computer the source file LDT, the format of which you are going to change
  • Load the LDT file to the application
  • Select the output format of the IES file (the one that we want to achieve)
  • Select the location to save the output file IES on the disk (the place where the program will save the converted file)
  • Confirm conversion
  • Wait for a moment
  • Enjoy the converted IES file that can be found in the location selected in step 4
Other conversions
to the IES format:
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I cannot see the file extensions. What should I do?

File extensions are not normally displayed to users. To change this, go to Control Panel, select Appearance and Personalization and Folder Options. Next, select the View and find the option "Hide extensions for known file types". The option should be deselected (cleared) and confirmed with OK.