| parent | EYE.REFRACTION | LP29677-9 |
| child | Axis measurement increment | Keratometer | Refraction | LP419197-1 |
| child | Axis measurement increment | Refractometer | Refraction | LP419198-9 |
| parent | EYE.LENSOMETRY | LP418652-6 |
| child | Axis measurement increment | Lensmeter | Lensometry | LP419223-5 |
| PartDisplayName | en-US | Axis measurement increment |
| DisplayName | en-US | Axis measurement increment |
LOINC Version: 2.77
FHIR