Patent ID: 9629541
Date: 2017-04-25
CPC Classifications: A61B

Claim:
1. A module for use with a mobile device to measure an aberration of a patient's eye, the module comprising: a light shaft having a proximal end and a distal end, the light shaft comprising a first plurality of optical components arranged to direct light along a first light path from the distal end to the proximal end, and a second plurality of optical components arranged to direct light along a second light path from the proximal end to the distal end, wherein at least a portion of each of the first and second light paths are coextensive at the proximal end, and wherein at least a portion of each of the first and second light paths are parallel at the distal end; and a connector located at the distal end of the light shaft, the connector comprising at least one guide component for positioning the distal end of the light shaft adjacent to a light detector and a light source of the mobile device, wherein the first and second plurality of optical components are adapted such that when the distal end of the light shaft is positioned adjacent to the light detector and the light source of the mobile device: