diff --git a/src/osgPlugins/fbx/fbxMaterialToOsgStateSet.cpp b/src/osgPlugins/fbx/fbxMaterialToOsgStateSet.cpp
index 88e76a45b..8a4af3605 100644
--- a/src/osgPlugins/fbx/fbxMaterialToOsgStateSet.cpp
+++ b/src/osgPlugins/fbx/fbxMaterialToOsgStateSet.cpp
@@ -143,6 +143,9 @@ FbxMaterialToOsgStateSet::convert(const KFbxSurfaceMaterial* pFbxMat)
             static_cast<float>(color[2] * factor),
             1.0f));
 
+        // get maps factors...
+		result.diffuseFactor = pFbxLambert->GetDiffuseFactor().Get();
+
         if (const KFbxSurfacePhong* pFbxPhong = dynamic_cast<const KFbxSurfacePhong*>(pFbxLambert))
         {
             color = pFbxPhong->GetSpecularColor().Get();
@@ -157,9 +160,7 @@ FbxMaterialToOsgStateSet::convert(const KFbxSurfaceMaterial* pFbxMat)
                 static_cast<float>(pFbxPhong->GetShininess().Get()));
 
             // get maps factors...
-            result.diffuseFactor = pFbxPhong->GetDiffuseFactor().Get();
             result.reflectionFactor = pFbxPhong->GetReflectionFactor().Get();
-            result.opacityFactor = pFbxPhong->GetTransparencyFactor().Get();
             // get more factors here...
         }
     }
diff --git a/src/osgPlugins/fbx/fbxMaterialToOsgStateSet.h b/src/osgPlugins/fbx/fbxMaterialToOsgStateSet.h
index 3d9bd4fea..8f5aac824 100644
--- a/src/osgPlugins/fbx/fbxMaterialToOsgStateSet.h
+++ b/src/osgPlugins/fbx/fbxMaterialToOsgStateSet.h
@@ -20,7 +20,6 @@ struct StateSetContent
 {
     StateSetContent()
         : diffuseFactor(1.0),
-        opacityFactor(1.0),
         reflectionFactor(1.0),
         emissiveFactor(1.0)
     {
@@ -44,7 +43,6 @@ struct StateSetContent
 
     // combining factors...
     double diffuseFactor;
-    double opacityFactor;
     double reflectionFactor;
     double emissiveFactor;
     // more combining factors here...
diff --git a/src/osgPlugins/fbx/fbxRMesh.cpp b/src/osgPlugins/fbx/fbxRMesh.cpp
index 9cf3a5494..df771ffda 100644
--- a/src/osgPlugins/fbx/fbxRMesh.cpp
+++ b/src/osgPlugins/fbx/fbxRMesh.cpp
@@ -246,16 +246,10 @@ osg::Geometry* getGeometry(osg::Geode* pGeode, GeometryMap& geometryMap,
                 stateSet->setTextureAttributeAndModes(StateSetContent::OPACITY_TEXTURE_UNIT, texmat.get(), osg::StateAttribute::ON);
             }
 
-            // setup combiner for factor...
-            //In practice factor will always be zero, hence the RGB of the
-            //opacity map will be ignored. The alpha will modulate the previous alpha.
-            double factor = ssc.opacityFactor;
+            // setup combiner to ignore RGB...
             osg::ref_ptr<osg::TexEnvCombine> texenv = new osg::TexEnvCombine();    
-            texenv->setCombine_RGB(osg::TexEnvCombine::INTERPOLATE);
-            texenv->setSource0_RGB(osg::TexEnvCombine::TEXTURE);
-            texenv->setSource1_RGB(osg::TexEnvCombine::PREVIOUS);
-            texenv->setSource2_RGB(osg::TexEnvCombine::CONSTANT);
-            texenv->setConstantColor(osg::Vec4(factor, factor, factor, factor));
+            texenv->setCombine_RGB(osg::TexEnvCombine::REPLACE);
+            texenv->setSource0_RGB(osg::TexEnvCombine::PREVIOUS);
             stateSet->setTextureAttributeAndModes(StateSetContent::OPACITY_TEXTURE_UNIT, texenv.get(), osg::StateAttribute::ON);
 
             // setup transparency...