diff --git a/12.temporary_ins/70.wave-optics/10.interferences/diffraction-aperture-1D-Fraunhofer-infinity-with-waves.jpg b/12.temporary_ins/70.wave-optics/10.interferences/diffraction-aperture-1D-Fraunhofer-infinity-with-waves.jpg deleted file mode 100644 index 853e57f99..000000000 Binary files a/12.temporary_ins/70.wave-optics/10.interferences/diffraction-aperture-1D-Fraunhofer-infinity-with-waves.jpg and /dev/null differ