If you've been working on a project in AutoCAD and need to convert your files to OBJ format for 3D modeling and rendering, you're in luck. Converting AutoCAD files to OBJ is a simple process that can be achieved using various software tools. Here's how you can do it:

1. Use AutoCAD to export as OBJ: If you have the latest version of AutoCAD, you can directly export your file as an OBJ by going to File > Export > and selecting OBJ as the file format. This method is the most straightforward and can be done without the need for any additional software.

2. Use conversion software: If you are using an older version of AutoCAD or are looking for more options, you can use third-party conversion software such as Autodesk FBX Converter or Online CAD Converter. These tools allow you to convert your AutoCAD files to OBJ by simply uploading the file and selecting OBJ as the output format.

3. Use 3D modeling software: Another option is to use 3D modeling software such as Blender, 3ds Max, or Maya to import your AutoCAD file and then export it as an OBJ. These software packages offer a wide range of tools for 3D modeling and rendering, and they can handle the conversion process seamlessly.

By following these methods, you can easily convert your AutoCAD files to OBJ format for use in 3D modeling, rendering, and animation. Whether you are a professional 3D artist or a hobbyist, having the ability to convert your files between different formats is essential for a seamless workflow. Try out these methods and see which one works best for you!