Optical element for correcting color blindness
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C08K-005/29
F21V-009/16
G02C-007/10
G06F-003/041
G09G-003/30
C09B-057/00
C09B-069/10
C09B-003/20
G02B-001/04
출원번호
US-0565551
(2012-08-02)
등록번호
US-9022562
(2015-05-05)
발명자
/ 주소
Harding, Brett T.
Li, Sheng
Mochizuki, Amane
Dantsker, Eugene
출원인 / 주소
Nitto Denko Corporation
대리인 / 주소
K&L Gates LLp
인용정보
피인용 횟수 :
0인용 특허 :
99
초록
Described herein are devices, compositions, and methods for improving color discernment.
대표청구항▼
1. An optical element for correcting visual insensitivity between a first visible color wavelength and a second visible color wavelength, comprising: a substantially transparent matrix material;a luminescent compound dispersed within the substantially transparent matrix material, wherein the lumines
1. An optical element for correcting visual insensitivity between a first visible color wavelength and a second visible color wavelength, comprising: a substantially transparent matrix material;a luminescent compound dispersed within the substantially transparent matrix material, wherein the luminescent compound has an emissive wavelength that substantially overlaps with the first visible color wavelength;wherein the luminescent compound comprises a perylene derivative dye; andwherein the perylene derivative dye is represented by a formula: wherein R1 and R1′ are independently hydrogen, C1-C10 alkyl, C3-C10 cycloalkyl, C2-C10 alkoxyalkyl, C6-C18 aryl, or C6-C20 arylalkyl; m is 1, 2, 3, 4, or 5; and n is 1, 2, 3, 4, or 5. 2. The optical element of claim 1, wherein the luminescent compound provides a transmittance that is greater than 90% at the first visible wavelength. 3. The optical element of claim 1, wherein the optical element comprises a film or a lens. 4. The optical element of claim 3, wherein the lens comprises a contact lens or an eyeglass lens. 5. The optical element of claim 1, wherein the luminescent compound is present in the substantially transparent matrix material in an amount in the range of about 1% to about 15%, by weight, based upon the weight of the composition. 6. The optical element of claim 1, wherein the perylene dye derivative comprises: 7. The optical element of claim 1, further comprising a light absorbing dye, wherein the light absorbing dye has an absorption band that substantially overlaps with the second visible color wavelength. 8. The optical element of claim 1, wherein the first visible color wavelength is in the range of about 450 nm to about 600 nm and the second visible color wavelength is in the range of about 560 to about 720 nm, provided that the first visible color wavelength is less than the second visible color wavelength. 9. The optical element of claim 1, wherein the luminescent compound has a Stokes shift in the range of about 50 nm to about 120 nm when dispersed in said transparent matrix. 10. The optical element of claim 1, wherein the luminescent compound has an absorption band with a full width half maximum value of less than or equal to 85 nm when dispersed in said substantially transparent matrix. 11. The optical element of claim 1, wherein the optical element has a transparency that is greater than or equal to 70%. 12. The optical element of claim 1, wherein the substantially transparent matrix material comprises glass, a thiourethane, a polycarbonate, a polyacrylate, one or more terpolymers of hexafluoroacetone-tetrafluoroethylene-ethylene (HFA/TFE/E terpolymers), polymethyl methacrylate (PMMA), hydrogel, organosiloxane, or a combination thereof. 13. The optical element of claim 1, wherein the luminescent compound has an absorption band range and the optical element further comprises a light emitting element, wherein the light emitting element is in optical communication with the luminescent compound to provide an excitation source for the luminescent compound. 14. The optical element of claim 13, wherein the light emitting element comprises a light emitting thin film having a maximum emission peak within the absorption band range of the luminescent compound. 15. The optical element of claim 13, further comprising an optical waveguide in optical communication with the luminescent element and the light emitting element. 16. The optical element of claim 1, wherein the luminescent compound is present in the substantially transparent matrix material in an amount in the range of about 0.01% to about 15%, by weight, based upon the weight of the composition. 17. The optical element of claim 1, further comprising a second luminescent compound, wherein the second luminescent compound increases the emission of the first visible color wavelength, increases the emission of the second visible color wavelength, further separates the peak emissive wavelength of the first color wavelength from the second color wavelength, or both increases and further separates the peak emissive wavelengths. 18. The optical element of claim 17, wherein said second luminescent compound is N-phenyl-N-(4′-(1-phenyl-1H-benzo[d]imidazol-2-yl)-[1,1′-biphenyl]-4-yl) naphthalen-1-amine or 4,4′-bis[N-(naphthyl)-N-phenyl-amino]biphenyl. 19. A method for correcting visual insensitivity in a mammal, comprising: providing or arranging to provide an optical element of claim 1 to an individual that has been identified as having a visual insensitivity between a first visible color wavelength and a second visible color wavelength;wherein the optical element has been selected to correct the visual insensitivity between the first visible color wavelength and the second visible color wavelength. 20. The method of claim 19, wherein the visual insensitivity comprises deuteranomaly. 21. A method for correcting visual insensitivity in a mammal, comprising: selecting an optical element according to claim 1, to correct a visual insensitivity in a individual who has been identified as having the visual insensitivity;wherein the visual insensitivity comprises insensitivity in distinguishing between a first visible color wavelength and a second visible color wavelength. 22. The method according to claim 21, further comprising providing or arranging to provide the optical element to the individual. 23. The method according to claim 22, wherein the visual insensitivity comprises deuteranomaly. 24. The method according to claim 21, wherein identifying an individual further comprises: examining an amino acid sequence of the individual's red or green photopigments;correlating the amino acid sequence with amino acid combinations associated with vision disorder, wherein the amino acid sequence is the sequence at positions selected from the group consisting of codon positions 65, 111, 116, 153, 171, 174, 178, 180, 230, 233, 236, 274, 275, 277, 279, 285, 298, and 309 of the gene encoding the red or green photopigment and wherein the correlation comprises comparison of the amino acid sequence with amino acid sequences shown to be diagnostic of vision disorders. 25. The method according to claim 21, wherein identifying an individual further comprises: providing a standardized examination; andcorrelating the score of the examination with vision disorders.
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