US 12,693,551 B2 · Optical device with transmission inhibition plateau in blue spectral range

Abstract

A system, method for creating an optical device, and a device to inhibit short- and medium-visible wavelengths and to color neutralize such device are disclosed. The system, method for creating the optical device, and device include a substrate, a plurality of thin film layers provided on the substrate, the plurality of thin film layers including materials creating thin film-specific transmission spectra based on selected pluralities of materials each having their on respective refractive index, and/or a plurality of colorant layers applied to the plurality of thin film layers, the plurality of colorant layers including at least one colorant, the colorant created based on colorant-specific attenuation spectra as defined by selected concentrations.

Claims20

Dependent claims

A contact lens including a silicone hydrogel matrix and at least one dye, the contact lens having a visible spectral transmission having a peak transmission in the wavelength range from 380 nm to 780 nm, the visible spectral transmission having an average transmission over the range from 415 nm to 455 nm that is at least 5% lower than the peak transmission in the wavelength range from 380 nm to 780 nm, at least one inhibition band centered between 510 nm and 610 nm;

and for at least 3 illuminants in the set of illuminants including CIE F2, CIE F7, CIE FI 1, CIE A, CIE D65, LED-3000K, LED-4000K and LED-5000K, the visible spectral transmission producing for both single-pass and double-pass lens tint having a hue angle defined in the 1976 CIE L*C*h° color space between 200° and 340° wherein the at least one dye comprise a metallo-tetraazaporphyrin with a polymerizable tether.

A contact lens including at least one dye, the contact lens having a visible spectral transmission having a peak transmission in the wavelength range from 380 nm to 780 nm, the visible spectral transmission having at least one inhibition band centered between 510 nm and 610 nm wherein the at least one dye comprises a metallo-tetraazaporphyrin with a polymerizable tether;

and the contact lens including a lens material, the lens material including a substituted porphyrin with a polymerizable tether, the substituted porphyrin exhibiting a ratio of the average molar extinction in the range between 565 nm and 605 nm to the average molar extinction in the range between 540 nm and 565 nm of at least 1.1, a ratio of the average molar extinction in the range between 540 nm and 565 nm to the average molar extinction in the range between 625 nm and 660 nm of at least 1.1, and exhibits a ratio of its peak molar extinction within the wavelength range between 400 nm and 499 nm to its peak molar extinction within the wavelength range between 500 nm and 650 nm that is less than 3.0.

Dependencies are inferred from the claim text.

Optical device with transmission inhibition plateau in blue spectral range

Life of this patent

Optical device with transmission inhibition plateau in blue spectral range

Life of this patent

Abstract

Claims20