JPWO2020263834A5 - - Google Patents

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JPWO2020263834A5
JPWO2020263834A5 JP2021576037A JP2021576037A JPWO2020263834A5 JP WO2020263834 A5 JPWO2020263834 A5 JP WO2020263834A5 JP 2021576037 A JP2021576037 A JP 2021576037A JP 2021576037 A JP2021576037 A JP 2021576037A JP WO2020263834 A5 JPWO2020263834 A5 JP WO2020263834A5
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diffractive waveguide
polymerizable material
wavelength range
monomer
diffractive
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JP7394152B2 (en
JP2022539000A (en
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Priority claimed from PCT/US2020/039147 external-priority patent/WO2020263834A1/en
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本開示の主題の１つ以上の実施形態の詳細が、付随の図面および説明に記載される。本主題の他の特徴、側面、および利点も、説明、図面、ならびに請求項から明白な状態になるであろう。
本発明は、例えば、以下を提供する。
（項目１）
回折導波管スタックであって、
第１の可視波長範囲内の光を誘導するための第１の回折導波管であって、前記第１の回折導波管は、第１の材料を含み、選択される波長における、第１の黄色度指数と、第１の屈折率とを有する、第１の回折導波管と、
第２の可視波長範囲内の光を誘導するための第２の回折導波管であって、前記第２の回折導波管は、第２の材料を含み、前記選択される波長における、第２の黄色度指数と、第２の屈折率とを有する、第２の回折導波管と
を備え、
前記第１の可視波長範囲内の波長は、前記第２の可視波長範囲内の波長を超過し、
前記第１の屈折率は、前記選択される波長において前記第２の屈折率を超過し、
前記第１の黄色度指数は、前記選択される波長において前記第２の黄色度指数を超過する、回折導波管スタック。
（項目２）
第３の可視波長範囲内の光を誘導するための第３の回折導波管をさらに備え、前記第３の回折導波管は、第３の材料を含み、前記選択される波長における、第３の黄色度指数と、第３の屈折率とを有し、
前記第２の可視波長範囲内の波長は、前記第３の可視波長範囲内の波長を超過し、
前記第２の黄色度指数は、前記選択される波長において前記第３の黄色度指数を超過する、項目１に記載の回折導波管。
（項目３）
前記第２の屈折率は、前記選択される波長において前記第３の屈折率を超過する、項目２に記載の回折導波管。
（項目４）
前記第１の可視波長範囲は、赤色光を含み、前記第２の可視波長範囲は、緑色光を含み、前記第３の可視波長範囲は、青色光を含む、項目２に記載の回折導波管。
（項目５）
前記選択される波長は、５８９ｎｍであり、前記第１の黄色度指数は、約１．２未満であり、前記第２の黄色度指数は、約０．８未満であり、前記第３の黄色度指数は、約０．４未満である、項目２に記載の回折導波管。
（項目６）
前記第１の材料は、第１のポリマーを含み、前記第２の材料は、第２のポリマーを含む、項目１に記載の回折導波管。
（項目７）
前記第１のポリマーおよび前記第２のポリマーは、異なる、項目６に記載の回折導波管。
（項目８）
前記第１の材料は、第１のモノマーと、第２のモノマーとを含む、第１のコポリマーを含み、前記第２の材料は、前記第１のモノマーと、前記第２のモノマーとを含む、第２のコポリマーを含む、項目６に記載の回折導波管。
（項目９）
前記第１のコポリマー中の前記第１のモノマー対前記第２のモノマーの比率は、前記第２のコポリマー中の前記第１のモノマー対前記第２のモノマーの比率と異なる、項目６に記載の回折導波管。
（項目１０）
前記第１の材料は、第１の添加剤を含み、前記第２の材料は、第２の添加剤を含む、項目６に記載の回折導波管。
（項目１１）
前記第１の添加剤および前記第２の添加剤は、同一であり、前記第１の添加剤対前記第１のポリマーの比率は、前記第２の添加剤対前記第２のポリマーの比率と異なる、項目１０に記載の回折導波管。
（項目１２）
前記第１の材料は、第１のガラスを含み、前記第２の材料は、第２のガラスを含む、項目１に記載の回折導波管。
（項目１３）
前記第１の材料は、ポリマーと、ガラスとのうちの一方を含み、前記第２の材料は、ポリマーと、ガラスとのうちの他方を含む、項目１に記載の回折導波管スタック。
（項目１４）
前記選択される波長は、５８９ｎｍである、項目１に記載の回折導波管スタック。
（項目１５）
導波管スタックのために回折導波管を加工する方法であって、前記方法は、
第１の比率において、第１のモノマーと、第２のモノマーとを結合させ、第１の重合性材料をもたらすことと、
第１の回折導波管金型の中に前記第１の重合性材料を流延し、前記第１の重合性材料を重合させ、第１の可視波長範囲内の光を誘導するための第１の回折導波管をもたらすことであって、前記第１の回折導波管は、選択される波長における、第１の黄色度指数と、第１の屈折率とを有する、ことと、
第２の比率において、前記第１のモノマーと、前記第２のモノマーとを結合させ、第２の重合性材料をもたらすことと、
第２の回折導波管金型の中に前記第２の重合性材料を流延し、前記第２の重合性材料を重合させ、第２の可視波長範囲内の光を誘導するための第２の回折導波管をもたらすことであって、前記第２の回折導波管は、前記選択される波長における、第２の黄色度指数と、第２の屈折率とを有する、ことと
を含み、
前記第１の可視波長範囲内の波長は、前記第２の可視波長範囲内の波長を超過し、
前記第１の屈折率は、前記選択される波長において前記第２の屈折率を超過し、
前記第１の黄色度指数は、前記選択される波長において前記第２の黄色度指数を超過する、方法。
（項目１６）
第３の比率において、前記第１のモノマーと、前記第２のモノマーとを結合させ、第３の重合性材料をもたらすことと、
第３の回折導波管金型の中に前記第３の重合性材料を流延し、前記第３の重合性材料を重合させ、第３の可視波長範囲内の光を誘導するための第３の回折導波管をもたらすことであって、前記第３の回折導波管は、前記選択される波長における、第３の黄色度指数と、第３の屈折率とを有する、ことと
をさらに含み、
前記第２の可視波長範囲内の波長は、前記第３の可視波長範囲内の波長を超過し、
前記第２の黄色度指数は、前記選択される波長において前記第３の黄色度指数を超過する、項目１５に記載の方法。
（項目１７）
前記第２の屈折率は、前記選択される波長において前記第３の屈折率を超過する、項目１６に記載の方法。
（項目１８）
前記選択される波長は、５８９ｎｍである、項目１５に記載の方法。
（項目１９）
回折導波管スタックであって、
第１の可視波長範囲内の光を誘導するための第１の回折導波管であって、前記第１の回折導波管は、第１の材料を含み、選択される波長における第１の屈折率と、前記第１の可視波長範囲の中間点における第１の標的屈折率とを有する、第１の回折導波管と、
第２の可視波長範囲内の光を誘導するための第２の回折導波管であって、前記第２の回折導波管は、第２の材料を含み、前記選択される波長における第２の屈折率と、前記第２の可視波長範囲の中間点における第２の標的屈折率とを有する、第２の回折導波管と、
第３の可視波長範囲内の光を誘導するための第３の回折導波管であって、前記第３の回折導波管は、第３の材料を含み、前記選択される波長における第３の屈折率と、前記第３の可視波長範囲の中間点における第３の標的屈折率とを有する、第３の回折導波管と
を備え、
前記第１の可視波長範囲は、赤色光を含み、前記第２の可視波長範囲は、緑色光を含み、前記第３の可視波長範囲は、青色光を含み、
前記選択される波長における、前記第１の標的屈折率、前記第２の標的屈折率、および前記第３の標的屈折率のうちのいずれか２つの間の差異は、前記選択される波長において０．００５未満である、回折導波管スタック。
（項目２０）
前記選択される波長は、５８９ｎｍである、項目１９に記載の回折導波管。 The details of one or more embodiments of the disclosed subject matter are set forth in the accompanying drawings and description. Other features, aspects, and advantages of the present subject matter will become apparent from the description, drawings, and claims.
The present invention provides, for example, the following.
(Item 1)
A diffractive waveguide stack,
A first diffractive waveguide for guiding light in a first visible wavelength range, said first diffractive waveguide comprising a first material and at a selected wavelength, a first a first diffractive waveguide having a yellowness index of and a first refractive index;
A second diffractive waveguide for guiding light in a second visible wavelength range, said second diffractive waveguide comprising a second material, said a second diffractive waveguide having a yellowness index of 2 and a second refractive index;
with
wavelengths within the first visible wavelength range exceed wavelengths within the second visible wavelength range;
the first refractive index exceeds the second refractive index at the selected wavelength;
The diffractive waveguide stack, wherein the first yellowness index exceeds the second yellowness index at the selected wavelength.
(Item 2)
further comprising a third diffractive waveguide for guiding light in a third visible wavelength range, said third diffractive waveguide comprising a third material; having a yellowness index of 3 and a third refractive index;
wavelengths within the second visible wavelength range exceed wavelengths within the third visible wavelength range;
The diffractive waveguide of item 1, wherein the second yellowness index exceeds the third yellowness index at the selected wavelength.
(Item 3)
3. The diffractive waveguide of item 2, wherein the second refractive index exceeds the third refractive index at the selected wavelength.
(Item 4)
The diffractive waveguide of item 2, wherein the first visible wavelength range comprises red light, the second visible wavelength range comprises green light, and the third visible wavelength range comprises blue light. tube.
(Item 5)
the selected wavelength is 589 nm; the first yellowness index is less than about 1.2; the second yellowness index is less than about 0.8; 3. The diffractive waveguide of item 2, wherein the degree index is less than about 0.4.
(Item 6)
The diffractive waveguide of item 1, wherein the first material comprises a first polymer and the second material comprises a second polymer.
(Item 7)
7. The diffractive waveguide of item 6, wherein the first polymer and the second polymer are different.
(Item 8)
The first material comprises a first copolymer comprising a first monomer and a second monomer, and the second material comprises the first monomer and the second monomer. 7. The diffractive waveguide of item 6, comprising the second copolymer.
(Item 9)
7. The method of item 6, wherein the ratio of the first monomer to the second monomer in the first copolymer is different than the ratio of the first monomer to the second monomer in the second copolymer. Diffractive waveguide.
(Item 10)
7. The diffractive waveguide of item 6, wherein the first material comprises a first additive and the second material comprises a second additive.
(Item 11)
The first additive and the second additive are the same and the ratio of the first additive to the first polymer is the ratio of the second additive to the second polymer 11. The diffractive waveguide of item 10, different.
(Item 12)
The diffractive waveguide of item 1, wherein the first material comprises a first glass and the second material comprises a second glass.
(Item 13)
The diffractive waveguide stack of item 1, wherein the first material comprises one of polymer and glass, and the second material comprises the other of polymer and glass.
(Item 14)
The diffractive waveguide stack of item 1, wherein the selected wavelength is 589 nm.
(Item 15)
A method of fabricating a diffractive waveguide for a waveguide stack, the method comprising:
combining the first monomer and the second monomer in a first ratio to provide a first polymerizable material;
casting said first polymerizable material into a first diffractive waveguide mold; polymerizing said first polymerizable material; providing a diffractive waveguide, the first diffractive waveguide having a first yellowness index and a first refractive index at a selected wavelength;
combining the first monomer and the second monomer in a second ratio to provide a second polymerizable material;
Casting the second polymerizable material into a second diffractive waveguide mold, polymerizing the second polymerizable material, and forming a second mold for guiding light in a second visible wavelength range. providing two diffractive waveguides, said second diffractive waveguide having a second yellowness index and a second refractive index at said selected wavelength;
including
wavelengths within the first visible wavelength range exceed wavelengths within the second visible wavelength range;
the first refractive index exceeds the second refractive index at the selected wavelength;
The method, wherein the first yellowness index exceeds the second yellowness index at the selected wavelength.
(Item 16)
combining the first monomer and the second monomer in a third ratio to provide a third polymerizable material;
Casting the third polymerizable material into a third diffractive waveguide mold, polymerizing the third polymerizable material, and forming a third mold for guiding light in a third visible wavelength range. providing three diffractive waveguides, said third diffractive waveguide having a third yellowness index and a third refractive index at said selected wavelength;
further comprising
wavelengths within the second visible wavelength range exceed wavelengths within the third visible wavelength range;
16. The method of item 15, wherein the second yellowness index exceeds the third yellowness index at the selected wavelength.
(Item 17)
17. The method of item 16, wherein the second refractive index exceeds the third refractive index at the selected wavelength.
(Item 18)
16. The method of item 15, wherein the selected wavelength is 589 nm.
(Item 19)
A diffractive waveguide stack,
A first diffractive waveguide for guiding light in a first visible wavelength range, said first diffractive waveguide comprising a first material and having a first a first diffractive waveguide having a refractive index and a first target refractive index at a midpoint of said first visible wavelength range;
A second diffractive waveguide for guiding light in a second visible wavelength range, said second diffractive waveguide comprising a second material and a second diffractive waveguide at said selected wavelength. and a second target refractive index at the midpoint of the second visible wavelength range;
A third diffractive waveguide for guiding light in a third visible wavelength range, said third diffractive waveguide comprising a third material, said third diffractive waveguide at said selected wavelength. and a third target refractive index at the midpoint of said third visible wavelength range; and
with
said first visible wavelength range comprises red light, said second visible wavelength range comprises green light, said third visible wavelength range comprises blue light;
A difference between any two of the first target refractive index, the second target refractive index, and the third target refractive index at the selected wavelength is 0 at the selected wavelength A diffractive waveguide stack that is less than 0.005.
(Item 20)
20. The diffractive waveguide of item 19, wherein the selected wavelength is 589 nm.

Claims (22)

回折導波管スタックであって、
第１の可視波長範囲内の光を誘導するための第１の回折導波管であって、前記第１の回折導波管は、第１の材料を含み、選択される波長における、第１の黄色度指数と、第１の屈折率とを有する、第１の回折導波管と、
第２の可視波長範囲内の光を誘導するための第２の回折導波管であって、前記第２の回折導波管は、第２の材料を含み、前記選択される波長における、第２の黄色度指数と、第２の屈折率とを有する、第２の回折導波管と
を備え、
前記第１の材料は、第１のポリマーを含み、前記第２の材料は、第２のポリマーを含み、前記第１のポリマーおよび前記第２のポリマーは、異なり、
前記第１の可視波長範囲内の波長は、前記第２の可視波長範囲内の波長を超過し、
前記第１の屈折率は、前記選択される波長において前記第２の屈折率を超過し、
前記第１の黄色度指数は、前記選択される波長において前記第２の黄色度指数を超過する、回折導波管スタック。 A diffractive waveguide stack,
A first diffractive waveguide for guiding light in a first visible wavelength range, said first diffractive waveguide comprising a first material and at a selected wavelength, a first a first diffractive waveguide having a yellowness index of and a first refractive index;
A second diffractive waveguide for guiding light in a second visible wavelength range, said second diffractive waveguide comprising a second material, said a second diffractive waveguide having a yellowness index of 2 and a second refractive index;
the first material comprises a first polymer, the second material comprises a second polymer, the first polymer and the second polymer are different,
wavelengths within the first visible wavelength range exceed wavelengths within the second visible wavelength range;
the first refractive index exceeds the second refractive index at the selected wavelength;
The diffractive waveguide stack, wherein the first yellowness index exceeds the second yellowness index at the selected wavelength. 第３の可視波長範囲内の光を誘導するための第３の回折導波管をさらに備え、前記第３の回折導波管は、第３の材料を含み、前記選択される波長における、第３の黄色度指数と、第３の屈折率とを有し、
前記第２の可視波長範囲内の波長は、前記第３の可視波長範囲内の波長を超過し、
前記第２の黄色度指数は、前記選択される波長において前記第３の黄色度指数を超過する、請求項１に記載の回折導波管スタック。 further comprising a third diffractive waveguide for guiding light in a third visible wavelength range, said third diffractive waveguide comprising a third material; having a yellowness index of 3 and a third refractive index;
wavelengths within the second visible wavelength range exceed wavelengths within the third visible wavelength range;
2. The diffractive waveguide stack of claim 1, wherein said second yellowness index exceeds said third yellowness index at said selected wavelength. 前記第２の屈折率は、前記選択される波長において前記第３の屈折率を超過する、請求項２に記載の回折導波管スタック。 3. The diffractive waveguide stack of claim 2, wherein said second index of refraction exceeds said third index of refraction at said selected wavelength. 前記第１の可視波長範囲は、赤色光を含み、前記第２の可視波長範囲は、緑色光を含み、前記第３の可視波長範囲は、青色光を含む、請求項２に記載の回折導波管スタック。 3. The diffraction guide of claim 2, wherein the first visible wavelength range comprises red light, the second visible wavelength range comprises green light, and the third visible wavelength range comprises blue light. Wave tube stack . 前記選択される波長は、５８９ｎｍであり、前記第１の黄色度指数は、約１．２未満であり、前記第２の黄色度指数は、約０．８未満であり、前記第３の黄色度指数は、約０．４未満である、請求項２に記載の回折導波管スタック。 the selected wavelength is 589 nm; the first yellowness index is less than about 1.2; the second yellowness index is less than about 0.8; 3. The diffractive waveguide stack of claim 2, wherein the degree index is less than about 0.4. 前記第１のポリマーは、第１のモノマーと第２のモノマーとを含む第１のコポリマーを含み、前記第２のポリマーは、前記第１のモノマーと前記第２のモノマーとを含む第２のコポリマーを含む、請求項１に記載の回折導波管スタック。 The first polymer comprises a first copolymer comprising a first monomer and a second monomer, and the second polymer comprises a second copolymer comprising the first monomer and the second monomer. 2. The diffractive waveguide stack of claim 1 , comprising a copolymer of 2. 前記第１のコポリマー中の前記第１のモノマー対前記第２のモノマーの比率は、前記第２のコポリマー中の前記第１のモノマー対前記第２のモノマーの比率と異なる、請求項６に記載の回折導波管スタック。 7. The method of claim 6, wherein the ratio of said first monomer to said second monomer in said first copolymer is different than the ratio of said first monomer to said second monomer in said second copolymer. of diffractive waveguide stacks . 前記第１の材料は、第１の添加剤を含み、前記第２の材料は、第２の添加剤を含む、請求項１に記載の回折導波管スタック。 2. The diffractive waveguide stack of claim 1, wherein said first material comprises a first additive and said second material comprises a second additive. 前記第１の添加剤および前記第２の添加剤は、同一であり、前記第１の添加剤対前記第１のポリマーの比率は、前記第２の添加剤対前記第２のポリマーの比率と異なる、請求項８に記載の回折導波管スタック。 The first additive and the second additive are the same and the ratio of the first additive to the first polymer is the ratio of the second additive to the second polymer 9. The diffractive waveguide stack of claim 8 , which is different. 前記選択される波長は、５８９ｎｍである、請求項１に記載の回折導波管スタック。 2. The diffractive waveguide stack of claim 1, wherein said selected wavelength is 589 nm. 導波管スタックのために回折導波管を加工する方法であって、前記方法は、
第１の比率において、第１のモノマーと、第２のモノマーとを結合させ、第１の重合性材料をもたらすことと、
第１の回折導波管金型の中に前記第１の重合性材料を流延し、前記第１の重合性材料を重合させ、第１の可視波長範囲内の光を誘導するための第１の回折導波管をもたらすことであって、前記第１の回折導波管は、選択される波長における、第１の黄色度指数と、第１の屈折率とを有する、ことと、
第２の比率において、前記第１のモノマーと、前記第２のモノマーとを結合させ、第２の重合性材料をもたらすことと、
第２の回折導波管金型の中に前記第２の重合性材料を流延し、前記第２の重合性材料を重合させ、第２の可視波長範囲内の光を誘導するための第２の回折導波管をもたらすことであって、前記第２の回折導波管は、前記選択される波長における、第２の黄色度指数と、第２の屈折率とを有する、ことと
を含み、
前記第１の可視波長範囲内の波長は、前記第２の可視波長範囲内の波長を超過し、
前記第１の屈折率は、前記選択される波長において前記第２の屈折率を超過し、
前記第１の黄色度指数は、前記選択される波長において前記第２の黄色度指数を超過する、方法。 A method of fabricating a diffractive waveguide for a waveguide stack, the method comprising:
combining the first monomer and the second monomer in a first ratio to provide a first polymerizable material;
casting said first polymerizable material into a first diffractive waveguide mold; polymerizing said first polymerizable material; providing a diffractive waveguide, the first diffractive waveguide having a first yellowness index and a first refractive index at a selected wavelength;
combining the first monomer and the second monomer in a second ratio to provide a second polymerizable material;
Casting the second polymerizable material into a second diffractive waveguide mold, polymerizing the second polymerizable material, and forming a second mold for guiding light in a second visible wavelength range. providing two diffractive waveguides, said second diffractive waveguide having a second yellowness index and a second index of refraction at said selected wavelength; including
wavelengths within the first visible wavelength range exceed wavelengths within the second visible wavelength range;
the first refractive index exceeds the second refractive index at the selected wavelength;
The method, wherein the first yellowness index exceeds the second yellowness index at the selected wavelength. 第３の比率において、前記第１のモノマーと、前記第２のモノマーとを結合させ、第３の重合性材料をもたらすことと、
第３の回折導波管金型の中に前記第３の重合性材料を流延し、前記第３の重合性材料を重合させ、第３の可視波長範囲内の光を誘導するための第３の回折導波管をもたらすことであって、前記第３の回折導波管は、前記選択される波長における、第３の黄色度指数と、第３の屈折率とを有する、ことと
をさらに含み、
前記第２の可視波長範囲内の波長は、前記第３の可視波長範囲内の波長を超過し、
前記第２の黄色度指数は、前記選択される波長において前記第３の黄色度指数を超過する、請求項１１に記載の方法。 combining the first monomer and the second monomer in a third ratio to provide a third polymerizable material;
Casting the third polymerizable material into a third diffractive waveguide mold, polymerizing the third polymerizable material, and forming a third mold for guiding light in a third visible wavelength range. providing three diffractive waveguides, said third diffractive waveguide having a third yellowness index and a third refractive index at said selected wavelength; further includes
wavelengths within the second visible wavelength range exceed wavelengths within the third visible wavelength range;
12. The method of claim 11 , wherein the second yellowness index exceeds the third yellowness index at the selected wavelength. 前記第２の屈折率は、前記選択される波長において前記第３の屈折率を超過する、請求項１２に記載の方法。 13. The method of claim 12 , wherein said second refractive index exceeds said third refractive index at said selected wavelength. 前記選択される波長は、５８９ｎｍである、請求項１１に記載の方法。 12. The method of Claim 11 , wherein the selected wavelength is 589 nm. 前記第１の重合性材料を流延することは、前記第１の重合性材料を第１の流延ヘッドに提供することを含み、前記第２の重合性材料を流延することは、前記第２の重合性材料を第２の流延ヘッドに提供することを含む、請求項１１に記載の方法。Casting the first polymerizable material comprises providing the first polymerizable material to a first casting head, and casting the second polymerizable material comprises providing the 12. The method of claim 11, comprising providing a second polymerizable material to a second casting head. 前記第１の流延ヘッドおよび前記第２の流延ヘッドは、異なる、請求項１５に記載の方法。16. The method of claim 15, wherein the first casting head and the second casting head are different. 前記第１の重合性材料および前記第２の重合性材料を流延することは、前記第１の重合性材料および前記第２の重合性材料をマルチヘッド流延システムに提供することを含む、請求項１１に記載の方法。casting the first polymerizable material and the second polymerizable material comprises providing the first polymerizable material and the second polymerizable material to a multi-head casting system; 12. The method of claim 11. 前記マルチヘッド流延システムは、第１の流延ヘッドおよび第２の流延ヘッドを備え、前記第１の流延ヘッドおよび前記第２の流延ヘッドは、異なる、請求項１７に記載の方法。18. The method of claim 17, wherein the multi-head casting system comprises a first casting head and a second casting head, the first casting head and the second casting head being different. . 前記第１の比率および前記第２の比率は、異なる、請求項１１に記載の方法。12. The method of claim 11, wherein said first ratio and said second ratio are different. 前記第１の重合性材料を重合させるための第１の条件および前記第２の重合性材料を重合させるための第２の条件を選択し、前記第１の屈折率と第１の黄色度指数との第１の組み合わせおよび前記第２の屈折率と第２の黄色度指数との第２の組み合わせをもたらすことをさらに含み、前記第１の条件は、前記第２の条件と異なり、前記第１の組み合わせは、前記第２の組み合わせと異なる、請求項１１に記載の方法。selecting first conditions for polymerizing the first polymerizable material and second conditions for polymerizing the second polymerizable material, wherein the first refractive index and the first yellowness index are and a second combination of said second refractive index and a second yellowness index, wherein said first condition is different than said second condition and said first 12. The method of claim 11, wherein one combination is different than said second combination. 前記第１の重合性材料、前記第２の重合性材料、または両方を重合させることは、チオレンまたはポリカーボネートをもたらす、請求項１１に記載の方法。12. The method of claim 11, wherein polymerizing the first polymerizable material, the second polymerizable material, or both results in thiolene or polycarbonate. 前記第１の回折導波管および前記第２の回折導波管を重ね合わせ、導波管スタックをもたらすことをさらに含む、請求項１１に記載の方法。12. The method of claim 11, further comprising overlapping the first diffractive waveguide and the second diffractive waveguide to provide a waveguide stack.
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