The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 06, 2021
Filed:
Jun. 16, 2017
Optical instrument for measuring the density of the macular pigment in the eye and associated method
Universidad DE Murcia, Murcia, ES;
Pablo Artal Soriano, Murcia, ES;
Harilaos Ginis, Murcia, ES;
Alexandros Pennos, Murcia, ES;
Dimitrios Christaras, Murcia, ES;
UNIVERSIDAD DE MURCIA, Murcia, ES;
Abstract
Optical instrument for measuring the density of macular pigment in the eye and associated method. The instrument includes: a light source (), several lenses L, L, Lbetween the light source and the eye, a diaphragm Dconjugate to the eye pupil plane, a photodetector (), a mirror M that directs the light exiting the eye to the photodetector (), a diaphragm Dconjugated to the pupil plane of the eye, at least one lens Lbetween diaphragm Dand the photodetector (), the light source () has a central part () and a peripheral part (), the light source () being modulated at four different frequencies corresponding to green light in the central part and in the peripheral part, blue light in the central part and in the peripheral part, projecting the light from the light source () on the fundus of the eye.