.3DL File

.3dl is iGO Landmark File

Features Description
File Extension .3dl
Format binary
Created by NNG
Category GIS

A .3dl file can have multiple associations depending on the context in which it is used. It is commonly associated with GPS data files used by the iGO navigation software, LightConverse 3D model files, Sierra LandDesigner 3D files, or 3D Lookup Table files. In this article, we will explore how to open and use .3dl files, how to convert them to other formats, and address concerns regarding their safety.

How to Open and Use .3dl Files

To open and use .3dl files, the steps may vary depending on the specific association. Here are some general guidelines:

  • iGO Navigation Software:
  • Install iGO navigation software: Download and install the iGO navigation software on your device, following the instructions provided by the developer.
  • Transfer the .3dl file: Connect your device to the computer and transfer the .3dl file to the appropriate directory specified by the iGO navigation software.
  • Launch the software: Open the iGO navigation software and access the relevant features or settings to utilize the .3dl file for GPS data.
  • LightConverse 3D Model:
  • Install LightConverse: Download and install the LightConverse software, ensuring it is compatible with your operating system.
  • Import the .3dl file: Launch LightConverse and use the import feature to load the .3dl file. This will allow you to visualize and work with the 3D model.
  • Manipulate the 3D model: Use the tools and features provided by LightConverse to manipulate, render, or animate the 3D model according to your needs.
  • Sierra LandDesigner 3D:
  • Launch Sierra LandDesigner: Start the Sierra LandDesigner software on your computer, ensuring it is properly installed.
  • Open the .3dl file: Navigate to the File menu and choose the option to open or import the .3dl file within Sierra LandDesigner.
  • Utilize the 3D file: Once the .3dl file is loaded, you can use Sierra LandDesigner's features to view and manipulate the 3D landscape or design elements.
  • 3D Lookup Table:
  • Check software compatibility: Determine the software or application that supports 3D Lookup Table files.
  • Install and open the software: Download and install the appropriate software, then launch it on your computer.
  • Import the .3dl file: Use the import or open file feature within the software to locate and select the .3dl file.
  • Work with the lookup table: Explore the software's functionalities to leverage and modify the 3D Lookup Table according to your requirements.

How to Convert .3dl Files

Converting .3dl files may be necessary when you want to use them with different software or in alternative formats. Here are the general steps to convert .3dl files:

  • Identify conversion software: Look for software capable of converting .3dl files to your desired format. Consider searching for file converters or specialized applications related to the specific association of the .3dl file.
  • Install and launch the software: Download and install the conversion software on your computer, then open it.
  • Select the .3dl file: Within the software, use the import or open file feature to select the .3dl file you want to convert.
  • Choose the output format: Specify the format you want to convert the .3dl file into.
  • Initiate the conversion: Start the conversion process and wait for the software to convert the .3dl file into the chosen format.
  • Save the converted file: Once the conversion is complete, save the converted file to your desired location on your computer.

Is the .3dl File Safe, a Virus, or a Spy?

As with any file, the safety of .3dl files depends on their source and the software used to handle them. It is generally advised to obtain .3dl files from trusted and reputable sources to minimize the risk of downloading malicious content.

However, it is essential to have up-to-date antivirus software installed on your computer to scan any files you download or receive, including .3dl files, to mitigate potential risks. This precaution can help identify and prevent any potential viruses, malware, or spyware from infecting your system.


The .3dl file extension can be associated with various types of files, including GPS data files, LightConverse 3D model files, Sierra LandDesigner 3D files, or 3D Lookup Table files. Opening and using .3dl files require specific software tailored to the corresponding association. Converting .3dl files may be necessary to work with different formats or software.

When dealing with .3dl files, it is crucial to prioritize safety by obtaining files from trusted sources and employing antivirus software to protect your system from potential threats.




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