+
+Export to STL
+"""""""""""""
+In this case, the following property panel will be opened:
+
+.. figure:: images/ExportSTL.png
+ :align: center
+
+ **Dialog box to export in STL format**
+
+
+The file name and path can be defined in **Export file** field by direct input or browsing with ‘…’ button, which opens Export file dialog box.
+
+**Object** field contains an exported object which can be selected in a viewer or object browser.
+
+**Deflection** (**Relative** or **Absolute**) has to be chosen and defined in the corresponding field as well as the **File type** which can defined as **Binary** or as **ASCII**.
+
+
+**Apply** button exports the file.
+
+**Cancel** button cancels the operation.
+
+**TUI Command**:
+
+.. py:function:: model.exportToSTL(Part_doc, FileNameString, selectedShape, relative, absolute, isRelative, isASCII)
+
+ :param part: The current part object
+ :param string: The file name
+ :param object: An exporting object
+ :param real: value of the relative deflection
+ :param real: value of the absolute deflection
+ :param boolean: indicate if use deflection relative
+ :param boolean: indicate if the file is in ASCII type
+
+Result
+""""""
+
+The Result of operation is an exported STL file.
+
+**See Also** a sample TUI Script of :ref:`tui_export_file_STL` operation.