Contrast sensitivity measuring device and contrast sensitivity measuring method

Abstract

The present invention relates to a device and methods for contrast sensitivity measurement. The device and the methods make it possible to precisely measure the contrast sensitivity of a subject within a short period of time. The device comprises a contrast target display part 100 for displaying contrast targets for a contrast sensitivity test, a contrast target data determination part 320 for determining contrast targets to be displayed on the contrast target display part 100 according to data on optical characteristics of an eye of a subject to be examined, a contrast target display control part 330 for instructing the contrast target display part 100 to display contrast targets based on contrast target data created in the contrast target data determination part 320 according to a predetermined procedure, and a display part 600 for displaying the results of contrast measurement of the subject using data on a history of responses of the subject to displayed contrast targets.

Dependencies are inferred from the claim text.