import { Annotation } from './Annotation.js';
import { CodeableConcept } from './CodeableConcept.js';
import { Extension } from './Extension.js';
import { FhirPrimitive } from './FhirPrimitive.js';
import { Quantity } from './Quantity.js';
import { VisionPrescription_LensSpecification_Prism } from './VisionPrescription_LensSpecification_Prism.js';
export interface VisionPrescription_LensSpecification {
    /**
     * @description Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.
     * @short Unique id for inter-element referencing
     */
    id?: string;
    /**
     * @description May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.
     * @comment There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.
     * @short Additional content defined by implementations
     */
    extension?: Extension[];
    /**
     * @description May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained andor the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.
  
  Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).
     * @comment There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.
     * @short Extensions that cannot be ignored even if unrecognized
     */
    modifierExtension?: Extension[];
    /**
     * @description Identifies the type of vision correction product which is required for the patient.
     * @short Product to be supplied
     */
    product: CodeableConcept;
    /**
     * @description The eye for which the lens specification applies.
     * @comment May also appear on the paper claim form or in the Medical Records as as OD (oculus dexter) for the right eye and OS (oculus sinister) for the left eye.
     * @short right | left
     */
    eye: FhirPrimitive<string>;
    /**
     * @description Lens power measured in dioptres (0.25 units).
     * @comment The value is negative for near-sighted and positive for far sighted.
  Often insurance will not cover a lens with power between +75 and -75.
     * @short Power of the lens
     */
    sphere?: FhirPrimitive<number>;
    /**
     * @description Power adjustment for astigmatism measured in dioptres (0.25 units).
     * @short Lens power for astigmatism
     */
    cylinder?: FhirPrimitive<number>;
    /**
     * @description Adjustment for astigmatism measured in integer degrees.
     * @comment The limits are +180 and -180 degrees.
     * @short Lens meridian which contain no power for astigmatism
     */
    axis?: FhirPrimitive<number>;
    /**
     * @backbone Nested BackboneElement: prism [0..*]
     */
    prism?: VisionPrescription_LensSpecification_Prism[];
    /**
     * @description Power adjustment for multifocal lenses measured in dioptres (0.25 units).
     * @short Added power for multifocal levels
     */
    add?: FhirPrimitive<number>;
    /**
     * @description Contact lens power measured in dioptres (0.25 units).
     * @short Contact lens power
     */
    power?: FhirPrimitive<number>;
    /**
     * @description Back curvature measured in millimetres.
     * @short Contact lens back curvature
     */
    backCurve?: FhirPrimitive<number>;
    /**
     * @description Contact lens diameter measured in millimetres.
     * @short Contact lens diameter
     */
    diameter?: FhirPrimitive<number>;
    /**
     * @description The recommended maximum wear period for the lens.
     * @short Lens wear duration
     */
    duration?: Quantity;
    /**
     * @description Special color or pattern.
     * @short Color required
     */
    color?: FhirPrimitive<string>;
    /**
     * @description Brand recommendations or restrictions.
     * @short Brand required
     */
    brand?: FhirPrimitive<string>;
    /**
     * @description Notes for special requirements such as coatings and lens materials.
     * @short Notes for coatings
     */
    note?: Annotation[];
}
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