diff --git a/12.temporary_ins/70.wave-optics/10.interferences/interferences_N2-24_L1200.gif b/12.temporary_ins/70.wave-optics/10.interferences/interferences_N2-24_L1200.gif
new file mode 100644
index 000000000..a02d5ea33
Binary files /dev/null and b/12.temporary_ins/70.wave-optics/10.interferences/interferences_N2-24_L1200.gif differ