diff --git a/lib/gui/lettering/main_panel.py b/lib/gui/lettering/main_panel.py
index 05510d126..f8f1636b1 100644
--- a/lib/gui/lettering/main_panel.py
+++ b/lib/gui/lettering/main_panel.py
@@ -224,8 +224,8 @@ class LetteringPanel(wx.Panel):
         self.options_panel.font_description.SetForegroundColour(color)
         self.options_panel.font_description.Wrap(self.options_panel.GetSize().width - 50)
         self.options_panel.size_info.SetLabel(str(font.size))
-        self.options_panel.min_scale_info.SetLabel(str(int(font.min_scale * 100)))
-        self.options_panel.max_scale_info.SetLabel(str(int(font.max_scale * 100)))
+        self.options_panel.scale_info_percent.SetLabel(f'{int(font.min_scale * 100)}% - {int(font.max_scale * 100)}%')
+        self.options_panel.scale_info_mm.SetLabel(f' ({round(font.size * font.min_scale, 2)}mm - {round(font.size * font.max_scale, 2)}mm)')
 
         if font.reversible:
             self.options_panel.back_and_forth_checkbox.Enable()
diff --git a/lib/gui/lettering/option_panel.py b/lib/gui/lettering/option_panel.py
index f74245546..d972b4a3f 100644
--- a/lib/gui/lettering/option_panel.py
+++ b/lib/gui/lettering/option_panel.py
@@ -27,18 +27,14 @@ class LetteringOptionsPanel(wx.Panel):
         size_info_unit = wx.StaticText(self, wx.ID_ANY, "mm")
         scale_info_label = wx.StaticText(self, wx.ID_ANY, _("Scale:"))
         scale_info_label.SetFont(bold_font)
-        self.min_scale_info = wx.StaticText(self, wx.ID_ANY, '0')
-        middle_scale = wx.StaticText(self, wx.ID_ANY, '% - ')
-        self.max_scale_info = wx.StaticText(self, wx.ID_ANY, '200')
-        end_scale = wx.StaticText(self, wx.ID_ANY, '%')
+        self.scale_info_percent = wx.StaticText(self, wx.ID_ANY, '0% - 200%')
+        self.scale_info_mm = wx.StaticText(self, wx.ID_ANY, ' (10mm - 100mm)')
         size_info_sizer.Add(size_info_label, 0, wx.LEFT, 0)
         size_info_sizer.Add(self.size_info, 0, wx.LEFT, 0)
         size_info_sizer.Add(size_info_unit, 0, wx.LEFT, 0)
         size_info_sizer.Add(scale_info_label, 0, wx.LEFT, 10)
-        size_info_sizer.Add(self.min_scale_info, 0, wx.LEFT, 5)
-        size_info_sizer.Add(middle_scale, 0, wx.LEFT, 0)
-        size_info_sizer.Add(self.max_scale_info, 0, wx.LEFT, 0)
-        size_info_sizer.Add(end_scale, 0, wx.LEFT, 0)
+        size_info_sizer.Add(self.scale_info_percent, 0, wx.LEFT, 5)
+        size_info_sizer.Add(self.scale_info_mm, 0, wx.LEFT, 0)
         font_description_sizer.Add(size_info_sizer, 0, wx.ALL, 0)
 
         self.font_selector_box = wx.StaticBox(self, wx.ID_ANY, label=_("Font"))