diff --git a/Examples/Core/Picking3D.cs b/Examples/Core/Picking3D.cs
index afe8c10..41c2f86 100644
--- a/Examples/Core/Picking3D.cs
+++ b/Examples/Core/Picking3D.cs
@@ -54,7 +54,7 @@ public class Picking3d
             {
                 if (!collision.Hit)
                 {
-                    ray = GetMouseRay(GetMousePosition(), camera);
+                    ray = GetScreenToWorldRay(GetMousePosition(), camera);
 
                     // Check collision between ray and box
                     BoundingBox box = new(
@@ -68,7 +68,7 @@ public class Picking3d
                     collision.Hit = false;
                 }
 
-                ray = GetMouseRay(GetMousePosition(), camera);
+                ray = GetScreenToWorldRay(GetMousePosition(), camera);
             }
             //----------------------------------------------------------------------------------
 
@@ -119,4 +119,3 @@ public class Picking3d
         return 0;
     }
 }
-
diff --git a/Examples/Core/VrSimulator.cs b/Examples/Core/VrSimulator.cs
index 3305588..f2b3894 100644
--- a/Examples/Core/VrSimulator.cs
+++ b/Examples/Core/VrSimulator.cs
@@ -35,7 +35,6 @@ public class VrSimulator
             VResolution = 1200,
             HScreenSize = 0.133793f,
             VScreenSize = 0.0669f,
-            VScreenCenter = 0.04678f,
             EyeToScreenDistance = 0.041f,
             LensSeparationDistance = 0.07f,
             InterpupillaryDistance = 0.07f,
@@ -188,4 +187,3 @@ public class VrSimulator
         return 0;
     }
 }
-
diff --git a/Examples/Models/MeshPicking.cs b/Examples/Models/MeshPicking.cs
index c0e098a..e2dbceb 100644
--- a/Examples/Models/MeshPicking.cs
+++ b/Examples/Models/MeshPicking.cs
@@ -99,7 +99,7 @@ public class MeshPicking
             Color cursorColor = Color.White;
 
             // Get ray and test against objects
-            ray = GetMouseRay(GetMousePosition(), camera);
+            ray = GetScreenToWorldRay(GetMousePosition(), camera);
 
             // Check ray collision aginst ground quad
             RayCollision groundHitInfo = GetRayCollisionQuad(ray, g0, g1, g2, g3);
diff --git a/Examples/Models/ModelLoading.cs b/Examples/Models/ModelLoading.cs
index b1b82bd..b714a73 100644
--- a/Examples/Models/ModelLoading.cs
+++ b/Examples/Models/ModelLoading.cs
@@ -104,7 +104,7 @@ public class ModelLoading
             if (IsMouseButtonPressed(MouseButton.Left))
             {
                 // Check collision between ray and box
-                if (GetRayCollisionBox(GetMouseRay(GetMousePosition(), camera), bounds).Hit)
+                if (GetRayCollisionBox(GetScreenToWorldRay(GetMousePosition(), camera), bounds).Hit)
                 {
                     selected = !selected;
                 }