1 files changed, 12 insertions, 0 deletions
diff --git a/materials.py b/materials.py
new file mode 100644
index 0000000..9639a52
--- /dev/null
+++ b/materials.py
@@ -0,0 +1,12 @@
+class Material(object):
+    def __init__(self, name='none'):
+        self.name = name
+
+        self.refractive_index = None
+        self.absorption_length = None
+        self.scattering_length = None
+
+air = Material('air')
+h2o = Material('h2o')
+glass = Material('glass')
+vacuum = Material('vacuum')