Patent ID: 9646378
Date: 2017-05-09
CPC Classifications: A61B,G06K,G06T

Claim:
1. A measuring system for performing a fixed point observation comprising: an imaging unit comprising at least one image sensor; a measuring instrument including a marker; a position computing unit; a determining unit; and an output controller; wherein the imaging unit is configured to acquire an image including at least a portion of a user and the marker, and provide the acquired image to the position computing unit; wherein the position computing unit is configured to compute a position of the marker with respect to the user based on the image provided by the imaging unit, and further provide the computed position to the determining unit; wherein the determining unit is configured to determine whether the computed position of the marker matches a retrieved measurement position, and further output a result of the determination to the output controller; and wherein the output controller is configured to provide an indication when the marker position matches the measurement position.