| id | String | No description |
| extension | [Extension] | No description |
| modifierExtension | [Extension] | No description |
| product | CodeableConcept! | No description |
| eye | code | No description |
| _eye | ElementBase | No description |
| sphere | decimal | No description |
| _sphere | ElementBase | No description |
| cylinder | decimal | No description |
| _cylinder | ElementBase | No description |
| axis | Int | No description |
| _axis | ElementBase | No description |
| prism | [VisionPrescriptionLensSpecificationPrism] | No description |
| add | decimal | No description |
| _add | ElementBase | No description |
| power | decimal | No description |
| _power | ElementBase | No description |
| backCurve | decimal | No description |
| _backCurve | ElementBase | No description |
| diameter | decimal | No description |
| _diameter | ElementBase | No description |
| duration | Quantity | No description |
| color | String | No description |
| _color | ElementBase | No description |
| brand | String | No description |
| _brand | ElementBase | No description |
| note | [Annotation] | No description |