CA3053910A1 - Reflectometry instrument and method for measuring macular pigment - Google Patents

Reflectometry instrument and method for measuring macular pigment Download PDF

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Publication number
CA3053910A1
CA3053910A1 CA3053910A CA3053910A CA3053910A1 CA 3053910 A1 CA3053910 A1 CA 3053910A1 CA 3053910 A CA3053910 A CA 3053910A CA 3053910 A CA3053910 A CA 3053910A CA 3053910 A1 CA3053910 A1 CA 3053910A1
Authority
CA
Canada
Prior art keywords
macula
illumination beam
detection
illumination
detection beam
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CA3053910A
Other languages
English (en)
French (fr)
Inventor
Scott J. Huter
Kevin Martin Magrini
Edward Allen Dehoog
Jeff Alan Burke
Nathan Franklin Engel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZeaVision LLC
Original Assignee
ZeaVision LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZeaVision LLC filed Critical ZeaVision LLC
Publication of CA3053910A1 publication Critical patent/CA3053910A1/en
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/12—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/0016—Operational features thereof
    • A61B3/0025—Operational features thereof characterised by electronic signal processing, e.g. eye models
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/0083—Apparatus for testing the eyes; Instruments for examining the eyes provided with means for patient positioning
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/14—Arrangements specially adapted for eye photography
    • A61B3/145—Arrangements specially adapted for eye photography by video means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/14—Arrangements specially adapted for eye photography
    • A61B3/15—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing
    • A61B3/152—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing for aligning
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0202—Mechanical elements; Supports for optical elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0208—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using focussing or collimating elements, e.g. lenses or mirrors; performing aberration correction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/021—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using plane or convex mirrors, parallel phase plates, or particular reflectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0229—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using masks, aperture plates, spatial light modulators or spatial filters, e.g. reflective filters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0237—Adjustable, e.g. focussing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/0008—Apparatus for testing the eyes; Instruments for examining the eyes provided with illuminating means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0218—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using optical fibers

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Eye Examination Apparatus (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CA3053910A 2017-02-27 2018-02-02 Reflectometry instrument and method for measuring macular pigment Pending CA3053910A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762464028P 2017-02-27 2017-02-27
US62/464,028 2017-02-27
PCT/US2018/016658 WO2018156337A1 (en) 2017-02-27 2018-02-02 Reflectometry instrument and method for measuring macular pigment

Publications (1)

Publication Number Publication Date
CA3053910A1 true CA3053910A1 (en) 2018-08-30

Family

ID=63245837

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3053910A Pending CA3053910A1 (en) 2017-02-27 2018-02-02 Reflectometry instrument and method for measuring macular pigment

Country Status (6)

Country Link
US (3) US10506925B2 (https=)
EP (1) EP3585247A4 (https=)
JP (2) JP7179778B2 (https=)
AU (1) AU2018225285B2 (https=)
CA (1) CA3053910A1 (https=)
WO (1) WO2018156337A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3053910A1 (en) * 2017-02-27 2018-08-30 Zeavision, Llc Reflectometry instrument and method for measuring macular pigment
EP4335356A3 (en) 2020-06-18 2024-05-22 ZeaVision, LLC Handheld device for measuring macular pigment
US12440099B2 (en) 2020-06-18 2025-10-14 Prn Physician Recommended Nutriceuticals Llc Handheld device for measuring macular pigment
DE102020120935A1 (de) * 2020-08-07 2022-02-10 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Detektor zur spektroskopie
USD1023313S1 (en) 2021-06-17 2024-04-16 Zeavision Llc Instrument for measuring eye-health characteristics

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US4889422A (en) 1986-01-28 1989-12-26 George Pavlidis Method and means for detecting dyslexia
US4861154A (en) 1986-08-06 1989-08-29 Westinghouse Electric Corp. Automated visual assessment system with steady state visual evoked potential stimulator and product detector
JP2522014Y2 (ja) 1990-10-25 1997-01-08 株式会社コーナン 眼球顕微鏡
US5980513A (en) 1994-04-25 1999-11-09 Autonomous Technologies Corp. Laser beam delivery and eye tracking system
US5827652A (en) 1995-10-31 1998-10-27 Applied Food Biotechnology, Inc. Zeaxanthin formulations for human ingestion
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AU2002363421B2 (en) * 2001-10-16 2008-10-16 Aeon Imaging, LLC Device for digital retinal imaging
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Also Published As

Publication number Publication date
AU2018225285B2 (en) 2023-10-19
US20180242843A1 (en) 2018-08-30
US11998276B2 (en) 2024-06-04
JP2022167935A (ja) 2022-11-04
US11490810B2 (en) 2022-11-08
US20230116541A1 (en) 2023-04-13
EP3585247A1 (en) 2020-01-01
WO2018156337A1 (en) 2018-08-30
JP7179778B2 (ja) 2022-11-29
AU2018225285A1 (en) 2019-09-12
US20200107723A1 (en) 2020-04-09
JP2020509908A (ja) 2020-04-02
EP3585247A4 (en) 2020-10-07
US10506925B2 (en) 2019-12-17

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