diff --git a/examples/js/math/Lut.js b/examples/js/math/Lut.js
index 0190ab7ed4f5361c447a86fb716a8fd231539a13..e5f1c5c572002c15fc524ae0d2241be8b3a566b6 100644
--- a/examples/js/math/Lut.js
+++ b/examples/js/math/Lut.js
@@ -451,16 +451,16 @@ THREE.Lut.prototype = {
 
 				var material = new THREE.LineBasicMaterial( { color: 0x000000, linewidth: 2 } );
 
-				var geometry = new THREE.Geometry();
+				var points = [];
 
 
 				if ( this.legend.layout == 'vertical' ) {
 
 					var linePosition = ( this.legend.position.y - ( this.legend.dimensions.height * 0.5 ) + 0.01 ) + ( this.legend.dimensions.height ) * ( ( value - this.minV ) / ( this.maxV - this.minV ) * 0.99 );
 
-					geometry.vertices.push( new THREE.Vector3( this.legend.position.x + this.legend.dimensions.width * 0.55, linePosition, this.legend.position.z  ) );
+					points.push( new THREE.Vector3( this.legend.position.x + this.legend.dimensions.width * 0.55, linePosition, this.legend.position.z  ) );
 
-					geometry.vertices.push( new THREE.Vector3( this.legend.position.x + this.legend.dimensions.width * 0.7, linePosition, this.legend.position.z  ) );
+					points.push( new THREE.Vector3( this.legend.position.x + this.legend.dimensions.width * 0.7, linePosition, this.legend.position.z  ) );
 
 				}
 
@@ -468,12 +468,14 @@ THREE.Lut.prototype = {
 
 					var linePosition = ( this.legend.position.x - ( this.legend.dimensions.height * 0.5 ) + 0.01 ) + ( this.legend.dimensions.height ) * ( ( value - this.minV ) / ( this.maxV - this.minV ) * 0.99 );
 
-					geometry.vertices.push( new THREE.Vector3( linePosition, this.legend.position.y - this.legend.dimensions.width * 0.55, this.legend.position.z  ) );
+					points.push( new THREE.Vector3( linePosition, this.legend.position.y - this.legend.dimensions.width * 0.55, this.legend.position.z  ) );
 
-					geometry.vertices.push( new THREE.Vector3( linePosition, this.legend.position.y - this.legend.dimensions.width * 0.7, this.legend.position.z  ) );
+					points.push( new THREE.Vector3( linePosition, this.legend.position.y - this.legend.dimensions.width * 0.7, this.legend.position.z  ) );
 
 				}
 
+				var geometry = new THREE.BufferGeometry().setFromPoints( points );
+
 				var line = new THREE.Line( geometry, material );
 
 				lines[ i ] = line;
diff --git a/examples/webgl_trails.html b/examples/webgl_trails.html
index be6446d8ee3273097b5286fe8fa1b51ad9f77fd1..be4f0ad77623fe823d46173c1f0dfc1dec11f419 100644
--- a/examples/webgl_trails.html
+++ b/examples/webgl_trails.html
@@ -40,26 +40,29 @@
 				document.body.appendChild( container );
 
 				camera = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 1, 10000 );
-				camera.position.set( 100000, 0, 3200 );
+				camera.position.set( 0, 0, 1000 );
 
 				scene = new THREE.Scene();
 
-				var colors = [ 0x000000, 0xff0080, 0x8000ff, 0xffffff ];
-				var geometry = new THREE.Geometry();
+				var colorArray = [ new THREE.Color( 0xff0080 ), new THREE.Color( 0xffffff ), new THREE.Color( 0x8000ff ) ];
+				var positions = [];
+				var colors = [];
 
-				for ( var i = 0; i < 2000; i ++ ) {
+				for ( var i = 0; i < 100; i ++ ) {
 
-					var vertex = new THREE.Vector3();
-					vertex.x = Math.random() * 4000 - 2000;
-					vertex.y = Math.random() * 4000 - 2000;
-					vertex.z = Math.random() * 4000 - 2000;
-					geometry.vertices.push( vertex );
+					positions.push( 4000 * ( Math.random() - 0.5 ), 4000 * ( Math.random() - 0.5 ), 4000 * ( Math.random() - 0.5 ) );
 
-					geometry.colors.push( new THREE.Color( colors[ Math.floor( Math.random() * colors.length ) ] ) );
+					var clr = colorArray[ Math.floor( Math.random() * colorArray.length ) ];
+
+					colors.push( clr.r, clr.g, clr.b );
 
 				}
 
-				var material = new THREE.PointsMaterial( { size: 1, vertexColors: THREE. VertexColors, depthTest: false, opacity: 0.5, sizeAttenuation: false, transparent: true } );
+				var geometry = new THREE.BufferGeometry();
+				geometry.addAttribute( 'position', new THREE.Float32BufferAttribute( positions, 3 ) );
+				geometry.addAttribute( 'color', new THREE.Float32BufferAttribute( colors, 3 ) );
+
+				var material = new THREE.PointsMaterial( { size: 4, vertexColors: THREE.VertexColors, depthTest: false, sizeAttenuation: false } );
 
 				var mesh = new THREE.Points( geometry, material );
 				scene.add( mesh );
diff --git a/examples/webvr_vive_dragging.html b/examples/webvr_vive_dragging.html
index b81e91da118d1f296ed8df554a9d491cffeae1d7..7f6522903723012282b03a1f3975e90451f64224 100644
--- a/examples/webvr_vive_dragging.html
+++ b/examples/webvr_vive_dragging.html
@@ -64,7 +64,7 @@
 				camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.1, 10 );
 				user.add( camera );
 
-				var geometry = new THREE.PlaneGeometry( 4, 4 );
+				var geometry = new THREE.PlaneBufferGeometry( 4, 4 );
 				var material = new THREE.MeshStandardMaterial( {
 					color: 0xeeeeee,
 					roughness: 1.0,
@@ -91,11 +91,11 @@
 				scene.add( group );
 
 				var geometries = [
-					new THREE.BoxGeometry( 0.2, 0.2, 0.2 ),
-					new THREE.ConeGeometry( 0.2, 0.2, 64 ),
-					new THREE.CylinderGeometry( 0.2, 0.2, 0.2, 64 ),
-					new THREE.IcosahedronGeometry( 0.2, 3 ),
-					new THREE.TorusGeometry( 0.2, 0.04, 64, 32 )
+					new THREE.BoxBufferGeometry( 0.2, 0.2, 0.2 ),
+					new THREE.ConeBufferGeometry( 0.2, 0.2, 64 ),
+					new THREE.CylinderBufferGeometry( 0.2, 0.2, 0.2, 64 ),
+					new THREE.IcosahedronBufferGeometry( 0.2, 3 ),
+					new THREE.TorusBufferGeometry( 0.2, 0.04, 64, 32 )
 				];
 
 				for ( var i = 0; i < 50; i ++ ) {
@@ -171,9 +171,7 @@
 
 				//
 
-				var geometry = new THREE.Geometry();
-				geometry.vertices.push( new THREE.Vector3( 0, 0, 0 ) );
-				geometry.vertices.push( new THREE.Vector3( 0, 0, - 1 ) );
+				var geometry = new THREE.BufferGeometry().setFromPoints( [ new THREE.Vector3( 0, 0, 0 ), new THREE.Vector3( 0, 0, - 1 ) ] );
 
 				var line = new THREE.Line( geometry );
 				line.name = 'line';