diff --git a/hardware/light-guide/light-guide.3mf b/hardware/light-guide/light-guide.3mf
new file mode 100644
index 0000000..e90d942
Binary files /dev/null and b/hardware/light-guide/light-guide.3mf differ
diff --git a/hardware/light-guide/light-guide.scad b/hardware/light-guide/light-guide.scad
new file mode 100644
index 0000000..733747b
--- /dev/null
+++ b/hardware/light-guide/light-guide.scad
@@ -0,0 +1,16 @@
+difference() {
+    linear_extrude(9.2) {
+        difference() {
+            union() {
+                square([15, 3.8], center=true);
+                square([9, 8], center=true);
+            }
+            square([11, 1], center=true);
+        }
+    }
+    translate([0, 0, 9.2-2.5]) {
+        linear_extrude(3) {
+            square([18, 5], center=true);
+        }
+    }
+}
\ No newline at end of file