diff --git a/12.temporary_ins/70.wave-optics/10.interferences/reseau-intensity-N2-2-24_L1200.gif b/12.temporary_ins/70.wave-optics/10.interferences/reseau-intensity-N2-2-24_L1200.gif new file mode 100644 index 000000000..750a02649 Binary files /dev/null and b/12.temporary_ins/70.wave-optics/10.interferences/reseau-intensity-N2-2-24_L1200.gif differ