Use Netfabb to quickly preview suitable files in the file system without having to open them
Use the File Preview Browser to examine files before adding them to your project. This tool loads tessellated models and slice files.
- Click
File > 
File Preview Browser.
The File Preview Browser opens in the context view.
- Click
Browse to navigate to and add a file to the browser.
The File Preview Browser supports three-dimensional files and 2.5-dimensional slice files, in various file formats.
- Once you have added a file, select its name in the browser to preview it in the application window.
- Zoom and change perspective of the view as you would with open files.
- To insert a file from the browser into the active project, double-click it or select it and click Open File.