diff --git a/example/aframe/sandbox/index.html b/example/aframe/sandbox/index.html
index 8f3130d..e2d0c36 100644
--- a/example/aframe/sandbox/index.html
+++ b/example/aframe/sandbox/index.html
@@ -31,8 +31,8 @@
     <canvas id="qrcode" style="display:none" width="300" height="300"></canvas>
 
     <a-scene renderer="colorManagement: true; highRefreshRate:true" light="defaultLightsEnabled: false">
-      <a-entity id="player" wasd-controls look-controls>
-        <a-entity camera="fov:90" position="0 1.6 0" id="camera"></a-entity>
+      <a-entity id="player">
+        <a-entity camera="fov:90" position="0 1.6 0" wasd-controls look-controls id="camera"></a-entity>
         <a-entity id="left-hand"  laser-controls="hand: left" raycaster="objects:.ray" blink-controls="cameraRig:#player; teleportOrigin: #camera; collisionEntities: #floor">
           <a-entity rotation="-35 0 0" position="0 0.1 0" id="navigator"> 
             <a-entity id="back" xrf-button="label: <; width:0.05; action: history.back()"    position="-0.025 0 0" class="ray"></a-entity>
diff --git a/example/assets/index.glb b/example/assets/index.glb
index 3ce01b5..03defec 100644
Binary files a/example/assets/index.glb and b/example/assets/index.glb differ
diff --git a/src/3rd/js/aframe/index.js b/src/3rd/js/aframe/index.js
index 4d3ed9d..5ea42ef 100644
--- a/src/3rd/js/aframe/index.js
+++ b/src/3rd/js/aframe/index.js
@@ -64,15 +64,14 @@ window.AFRAME.registerComponent('xrf', {
 
         // in order to set the rotation programmatically
         // we need to disable look-controls
-        xrf.rot  = (xrf,v,opts) => {
-          let {frag,renderer} = opts;
-          if( frag.q ) return // camera was not targeted for rotation 
-          let look = document.querySelector('[look-controls]')
-          if( look ) look.removeAttribute("look-controls")
-          // *TODO* make look-controls compatible, because simply
-          // adding the look-controls will revert to the old rotation (cached somehow?)
-          //setTimeout( () => look.setAttribute("look-controls",""), 100 )
-        }
+        //xrf.rot  = (xrf,v,opts) => {
+        //  let {frag,renderer} = opts;
+        //  //let look = document.querySelector('[look-controls]')
+        //  //if( look ) look.removeAttribute("look-controls")
+        //  // *TODO* make look-controls compatible, because simply
+        //  // adding the look-controls will revert to the old rotation (cached somehow?)
+        //  //setTimeout( () => look.setAttribute("look-controls",""), 100 )
+        //}
 
         // convert href's to a-entity's so AFRAME
         // raycaster can find & execute it
diff --git a/src/3rd/js/three/xrf/src/non-euclidian.js b/src/3rd/js/three/xrf/src/non-euclidian.js
index 8657d1c..d574d39 100644
--- a/src/3rd/js/three/xrf/src/non-euclidian.js
+++ b/src/3rd/js/three/xrf/src/non-euclidian.js
@@ -38,7 +38,7 @@ xrf.portalNonEuclidian = function(opts){
     let stencilObject         = scene 
     if( opts.srcFrag.target ){
       stencilObject = scene.getObjectByName( opts.srcFrag.target.key ) 
-      // scan if object is child of portal (then project lens)
+      // spec: if src-object is child of portal (then portal is lens, and should include all children )
       mesh.traverse( (n) => n.name == opts.srcFrag.target.key && (stencilObject = n) && (mesh.portal.isLens = true) ) 
     }
     if( !stencilObject ) return console.warn(`no objects were found (src:${mesh.userData.src}) for (portal)object name '${mesh.name}'`)
@@ -69,6 +69,10 @@ xrf.portalNonEuclidian = function(opts){
     setTimeout( (mesh) => {
       if( mesh.material ) mesh.material = mesh.material.clone() // clone, so we can individually highlight meshes
     }, 0, mesh )
+  
+    
+    // spec: increase height of portal(object) floor so it won't get rendererd under the current floor
+    mesh.portal.posWorld.y +=0.1
 
     return this
   }
@@ -90,6 +94,10 @@ xrf.portalNonEuclidian = function(opts){
         let cameraDirection            = mesh.portal.cameraDirection
         let cameraPosition             = mesh.portal.cameraPosition
         let raycaster                  = mesh.portal.raycaster
+        let cam = xrf.camera.getCam ? xrf.camera.getCam() : camera
+        cam.getWorldPosition(cameraPosition)
+        if( cameraPosition.distanceTo(newPos) > 20.0 ) return // dont render far portals 
+        cam.getWorldDirection(cameraDirection)
 
         // init
         if( !mesh.portal.isLocal || mesh.portal.isLens ) stencilObject.visible = true 
@@ -105,9 +113,6 @@ xrf.portalNonEuclidian = function(opts){
         // trigger href upon camera collide
         if( mesh.userData.XRF.href ){
           raycaster.far = 0.35
-          let cam = xrf.camera.getCam ? xrf.camera.getCam() : camera
-          cam.getWorldPosition(cameraPosition)
-          cam.getWorldDirection(cameraDirection)
           raycaster.set(cameraPosition, cameraDirection )
           intersects = raycaster.intersectObjects([mesh], false)
           if (intersects.length > 0 && !mesh.portal.teleporting ){
@@ -126,7 +131,6 @@ xrf.portalNonEuclidian = function(opts){
   .portalNonEuclidian
   .setMaterial(mesh)
   .getWorldPosition(mesh.portal.posWorld)
-  mesh.portal.posWorld.y +=0.2
 
   this
   .setupListeners()