Solidworks is a powerful 3D modeling software commonly used in the engineering and design industries. However, if you want to use your Solidworks models in other 3D modeling or rendering programs, you may need to export them as OBJ files. Here's how to do it:

1. Open your Solidworks model: Begin by opening the Solidworks model that you want to export as an OBJ file.

2. Go to 'File' and select 'Save As': Once your model is open, navigate to the 'File' menu and select 'Save As' from the dropdown.

3. Choose 'STL' as the file type: In the 'Save As' dialog box, choose 'STL' as the file type. This is necessary because Solidworks does not have a direct export option for OBJ files.

4. Click 'Options' and adjust settings: After selecting 'STL' as the file type, click on the 'Options' button to adjust the export settings. Make sure to set the export units and other parameters according to your needs.

5. Save the file: Once you have adjusted the settings, click 'OK' to close the options window, and then choose a location to save the STL file.

6. Convert the STL file to OBJ: After saving the STL file, you will need to convert it to an OBJ file using a separate conversion tool or software. There are many free and paid programs available for this purpose, so choose one that suits your needs.

By following these steps, you can successfully export OBJ files from Solidworks and use them in other 3D modeling and rendering programs. Keep in mind that some details and features of the model may be lost during the conversion process, so it's important to review the exported OBJ file in the target program and make any necessary adjustments.

In conclusion, exporting OBJ files from Solidworks involves saving the model as an STL file and then using a separate conversion tool to convert it to OBJ. This process allows you to use your Solidworks models in a wider range of 3D modeling and rendering applications, expanding the possibilities for visualization and presentation of your design work.