1 files changed, 19 insertions, 0 deletions
diff --git a/src/im-sandbox.c b/src/im-sandbox.c
index 1a344125..98278571 100644
--- a/src/im-sandbox.c
+++ b/src/im-sandbox.c
@@ -248,8 +248,27 @@ static void process_image(const struct index_args *iargs,
 			return;
 		}
 	}
+
+	if ( image.lambda > 1000 ) {
+		if ( beam != NULL ) {
+			ERROR("Nonsensical wavelength in HDF5."
+				"Using nominal photon energy from beam file: %.2f eV\n",
+			beam->photon_energy);
+			image.lambda = ph_en_to_lambda(
+			eV_to_J(beam->photon_energy));
+		} else {
+			ERROR("No wavelength in file, so you need to give "
+				"a beam parameters file with -b.\n");
+			hdfile_close(hdfile);
+			free_detector_geometry(image.det);
+			return;
+		}
+	}
+
 	fill_in_values(image.det, hdfile);
 
+
+
 	if ( config_cmfilter ) {
 		filter_cm(&image);
 	}