Ripple+tank+videos

media type="file" key="1. Just straight waves.MOV" width="300" height="300" media type="file" key="2. Straight reflected on angled barrier.MOV" width="300" height="300" media type="file" key="3. Straight reflected in concave barrier.MOV" width="300" height="300"

media type="file" key="4. Straight reflected in convex barrier.MOV" width="300" height="300" media type="file" key="6. Straight through medium barrier.MOV" width="300" height="300" media type="file" key="7. Straight through narrow barrier - diffraction.MOV" width="300" height="300"

media type="file" key="8. Straight over shallow lens.MOV" width="300" height="300"