[Home](./index.md) > [@digitalpersona/authentication](./authentication.md) > [Finger](./authentication.finger.md) ## Finger class A finger enrollment data. Signature: ```typescript export declare class Finger ``` ## Constructors | Constructor | Modifiers | Description | | --- | --- | --- | | [(constructor)(position)](./authentication.finger.(constructor).md) | | Constructs a new instance of the Finger class | ## Properties | Property | Modifiers | Type | Description | | --- | --- | --- | --- | | [position](./authentication.finger.position.md) | | FingerPosition | A finger position. | ## Methods | Method | Modifiers | Description | | --- | --- | --- | | [fromJson(json)](./authentication.finger.fromjson.md) | static | Creates a finger enrollment data object from a plain JSON object. |