diff --git a/presentation/include/braille_alphabet.jpg b/presentation/include/braille_alphabet.jpg
new file mode 100644
index 0000000..53acfb1
Binary files /dev/null and b/presentation/include/braille_alphabet.jpg differ
diff --git a/presentation/presentation.pdf b/presentation/presentation.pdf
index ab21029..48dde73 100644
Binary files a/presentation/presentation.pdf and b/presentation/presentation.pdf differ
diff --git a/presentation/presentation.tex b/presentation/presentation.tex
index 2b49f89..b020410 100644
--- a/presentation/presentation.tex
+++ b/presentation/presentation.tex
@@ -194,8 +194,13 @@
 \end{frame}
 
 \begin{frame}  
-  \Huge Le braille
-  \\ des exemples.
+  { \Huge Le braille }
+  \begin{block}{Exemple}
+  \begin{center}
+  \includegraphics[width=4cm]{./include/braille_alphabet.jpg}
+  \end{center}
+  Exemple du mot <alphabet> écrit en braille :
+  \end{block}
 \end{frame}