| 28764-9 | Worth test for Heterophoria |
| 28765-6 | Schober test for Heterophoria |
| 28766-4 | Bagolini test for Heterophoria |
| 28767-2 | Maddox wing for Heterophoria |
| 28768-0 | Heterometer test for Heterophoria |
| 28769-8 | Dark red glass test for Heterophoria |
| 28770-6 | Maddox double prism test for Heterophoria |
| 29078-3 | Cover test for Heterophoria |
| 29133-6 | Maddox Stabchen test for Heterophoria |