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Basic information about UDA file

When there is a problem with opening files with the file extension UDA（*.UDA or *.uda）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the UDA file yourself.

There are 1 file types using the UDA file extension in our database. In the further part of this page, you will find detail information about all the UDA file with their brief description and a list of programs that support UDA file sorted by operating systems. The table below provides useful information about the UDA file extension. It answers questions such as:
  • What is the UDA file?
  • How to open a UDA file?
  • What programs do I need to open a UDA file?
  • What programs help to create and edit a UDA file?
  • How to convert UDA files to another file format?
  • How to convert another files to UDA file format?


1.Detail information about UDA file extension: ZEMAX Model Data

File type ZEMAX Model Data Category Misc Files
Developer ZEMAX Development Corporation File format N/A
Description UDA file is a ZEMAX Model Data developed by ZEMAX Development Corporation. UDA is a file extension commonly associated with ZEMAX Model Data files. ZEMAX Development Corporation defined the ZEMAX Model Data format standard. Files with UDA extension may be used by programs distributed for Windows platform. UDA file format, along with 3591 other file formats, belongs to the Various Files category. The software recommended for managing UDA files is ZEMAX. ZEMAX software was developed by ZEMAX Development Corporation, and on its official website you may find more information about UDA files or the ZEMAX software program.
Software programs that will open, edit or convert UDA files

Windows		 ZEMAX



Can't open a UDA file?

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

”Can't open this file: example.UDA”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the UDA extension without any issue.


Where I can download the application that support UDA file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of UDA files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a UDA file?

The reasons for the lack of the ability to open a UDA file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a UDA file. If there is still something wrong, you might want to check:

  • Whether the UDA file is damaged.
  • Whether the UDA file is incorrectly linked in the registry entries.
  • Whether the UDA file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the UDA file format is incompletely.
  • Whether the UDA file is infected.
  • Whether the drivers of the equipment used for opening a UDA file are up to date.
  • Whether your computer has enough hardware resources to open a UDA file.

If the UDA file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.