Patent №
US 7,658,494
Granted
2010-02-09
Filed 2008
Owner
NIDEK CO., LTD.
Lab
—
AI components
1
hardware
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
12155435
A fundus camera having a function of measuring a retinal function, capable of picking up (obtaining) a sharp color image of a fundus suitable for a fundus examination and measuring a retinal function with high accuracy comprises an illumination optical system comprising a visible light source, an image-pickup optical system comprising an image-pickup element, a mode selection switch for performing switching between a fundus photographing mode and a retinal function measurement mode based on variance of an intrinsic signal of a retina made by retinal stimulation, and a control unit which controls the optical systems, wherein the unit lowers, when the retinal function measurement mode is selected, illumination intensity of the illumination optical system per unit time in illuminating the fundus than that in picking up the color fundus image, and controls the element to pick up first and second visible fundus images at different points in time.
AI classification
Ownership
NIDEK CO., LTD.
assignment · 214060968
Assignors
SHIBATA, NAOHISA, HANEBUCHI, MASAAKI, NANJO, TSUGUO
On an employer assignment, the assignors are typically the inventors.