diff --git a/tools/blender/mitsuba/export/__init__.py b/tools/blender/mitsuba/export/__init__.py
index 5bcb0ced..3627fe7f 100644
--- a/tools/blender/mitsuba/export/__init__.py
+++ b/tools/blender/mitsuba/export/__init__.py
@@ -18,6 +18,86 @@
 
 import os 
 
+# From collada_internal.cpp
+
+translate_start_name_map = list(map(chr, [
+	95,  95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	65,  66,  67,  68,  69,  70,  71,  72,
+	73,  74,  75,  76,  77,  78,  79,  80,
+	81,  82,  83,  84,  85,  86,  87,  88,
+	89,  90,  95,  95,  95,  95,  95,  95,
+	97,  98,  99,  100,  101,  102,  103,  104,
+	105,  106,  107,  108,  109,  110,  111,  112,
+	113,  114,  115,  116,  117,  118,  119,  120,
+	121,  122,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  192,
+	193,  194,  195,  196,  197,  198,  199,  200,
+	201,  202,  203,  204,  205,  206,  207,  208,
+	209,  210,  211,  212,  213,  214,  95,  216,
+	217,  218,  219,  220,  221,  222,  223,  224,
+	225,  226,  227,  228,  229,  230,  231,  232,
+	233,  234,  235,  236,  237,  238,  239,  240,
+	241,  242,  243,  244,  245,  246,  95,  248,
+	249,  250,  251,  252,  253,  254,  255]))
+
+translate_name_map = list(map(chr, [
+	95,  95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  45,  95,  95,  48,
+	49,  50,  51,  52,  53,  54,  55,  56,
+	57,  95,  95,  95,  95,  95,  95,  95,
+	65,  66,  67,  68,  69,  70,  71,  72,
+	73,  74,  75,  76,  77,  78,  79,  80,
+	81,  82,  83,  84,  85,  86,  87,  88,
+	89,  90,  95,  95,  95,  95,  95,  95,
+	97,  98,  99,  100,  101,  102,  103,  104,
+	105,  106,  107,  108,  109,  110,  111,  112,
+	113,  114,  115,  116,  117,  118,  119,  120,
+	121,  122,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  95,  95,
+	95,  95,  95,  95,  95,  95,  183,  95,
+	95,  95,  95,  95,  95,  95,  95,  192,
+	193,  194,  195,  196,  197,  198,  199,  200,
+	201,  202,  203,  204,  205,  206,  207,  208,
+	209,  210,  211,  212,  213,  214,  95,  216,
+	217,  218,  219,  220,  221,  222,  223,  224,
+	225,  226,  227,  228,  229,  230,  231,  232,
+	233,  234,  235,  236,  237,  238,  239,  240,
+	241,  242,  243,  244,  245,  246,  95,  248,
+	249,  250,  251,  252,  253,  254,  255]))
+
+def translate_id(name):
+	# Doesn't handle duplicates at the moment
+	result = ""
+	if len(name) == 0:
+		return name
+	result += translate_start_name_map[ord(name[0])]
+	for i in range(1, len(name)):
+		result += translate_name_map[ord(name[i])]
+	return result
+
 class ParamSetItem(list):
 	type		= None
 	type_name	= None
@@ -46,9 +126,9 @@ class ParamSetItem(list):
 	def to_string_ref(self):
 		if self.type == "reference_texture" or self.type == "reference_material":
 			if self.name == "":
-				return '\t\t<ref id="%s"/>\n' % self.value
+				return '\t\t<ref id="%s"/>\n' % translate_id(self.value)
 			else:
-				return '\t\t<ref name="%s" id="%s"/>\n' % (self.name, self.value)
+				return '\t\t<ref name="%s" id="%s"/>\n' % (self.name, translate_id(self.value))
 		else:
 			return ""
 
diff --git a/tools/blender/mitsuba/export/adjustments.py b/tools/blender/mitsuba/export/adjustments.py
index 1d6c3504..6c24ab0f 100644
--- a/tools/blender/mitsuba/export/adjustments.py
+++ b/tools/blender/mitsuba/export/adjustments.py
@@ -21,6 +21,7 @@ import os, math, mathutils
 import bpy
 
 from extensions_framework import util as efutil
+from mitsuba.export import translate_id
 
 class MtsAdjustments:
 	'''
@@ -134,7 +135,7 @@ class MtsAdjustments:
 			if p.type == 'reference_texture':
 				self.export_texture(adjfile, self.find_texture(p.value))
 
-		adjfile.write('\t<texture id="%s" type="%s">\n' % (mat.name, mat.mitsuba_texture.type))
+		adjfile.write('\t<texture id="%s" type="%s">\n' % (translate_id(mat.name), mat.mitsuba_texture.type))
 		adjfile.write(params.to_string())
 		adjfile.write(params.to_string_ref())
 		adjfile.write('\t</texture>\n')
@@ -151,7 +152,7 @@ class MtsAdjustments:
 			elif p.type == 'reference_texture':
 				self.export_texture(adjfile, self.find_texture(p.value))
 
-		adjfile.write('\t<bsdf id="%s" type="%s">\n' % (mat.name, mat.mitsuba_material.type))
+		adjfile.write('\t<bsdf id="%s" type="%s">\n' % (translate_id(mat.name), mat.mitsuba_material.type))
 		adjfile.write(params.to_string())
 		adjfile.write(params.to_string_ref())
 		adjfile.write('\t</bsdf>\n')