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| Moire Radial Multi-Color Rotation, Translation |
| Two animated thick radial patterns - illustrates a rotating dipole magnetic field (as in a pulsar). |
| Two radial patterns with equal spacing - ver. 2 (more dense) |
| Two radial patterns with equal spacing in blue |
| Two radial patterns in blue with only center with translation & rotation |
| Two thick blue radial patterns with translation & rotation |
| Two linear gratings (vertical, line:space = 1:2) - illustrates superluminal phase velocity. |
| Two linear gratings - (vertical, line:space = 1:3) - illustrates superluminal phase velocity. |
| Two linear gratings (offset, line:space = 1:4): - illustrates superluminal phase velocity. |
| Two thick linear gratings (offset, line:space = 1:2) - illustrates superluminal phase velocity. |
| Two animated variable-spacing linear gratings - illustrates beat phenomena |
| Two overlapping zone plates |
| Two overlapping thick concentric ring patterns |
| Two concentric ring patterns with equal spacing |
| Two different concentric ring patterns |