JP6663925B2 - 切換可能な拡散体を備えた光学系 - Google Patents
切換可能な拡散体を備えた光学系 Download PDFInfo
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Description
照明構成要素と、
照明構成要素と光学的に連通している切換可能な拡散体であって、少なくとも第1の状態及び第2の状態を有し、第1の状態は、第1のヘイズにより特徴付けられ、第2の状態は、第1のヘイズとは異なる第2のヘイズにより特徴付けられた、切換可能な拡散体と、
照明構成要素と光学的に連通しており、切換可能な拡散体と光学的に連通している、低吸収光学構成要素と、を備える光学系であって、
低吸収光学構成要素は、互いに反対側にある第1及び第2の外面を含み、第1及び第2の外面のうちの少なくとも1つは、光方向転換構造体を含み、
切換可能な拡散体が第1の状態にあって、光学系が光出力を生成するとき、光方向転換構造体は、光学系の光出力の半値全幅(FWHM)を、光方向転換構造体を含まないが他の点では同等な光学系のFWHMと比較して、少なくとも一つの方向において少なくとも5度増大させるように構成された、光学系である。
照明構成要素と、
照明構成要素と光学的に連通している切換可能な拡散体であって、少なくとも第1の状態及び第2の状態を有し、第1の状態は、第1のヘイズにより特徴付けられ、第2の状態は、第1のヘイズとは異なる第2のヘイズにより特徴付けられた、切換可能な拡散体と、を備える光学系であって、
切換可能な拡散体は、第1の外層と第2の外層との間に配置された活性層を含み、第1の外層は、活性層の反対側の第1の外面を有し、第2の外層は、活性層の反対側の第2の外面を有し、第2の外層は、照明構成要素に面し、第1及び第2の外面のうちの少なくとも1つは、光方向転換構造体を含み、
切換可能な拡散体が第1の状態にあって、光学系が光出力を生成するとき、光方向転換構造体は、光学系の光出力の半値全幅(FWHM)を、光方向転換構造体を含まないが他の点では同等な光学系のFWHMと比較して、少なくとも一つの方向において少なくとも5度増大させるように構成された、光学系である。
照明構成要素と、
照明構成要素と光学的に連通している切換可能な拡散体であって、少なくとも第1の状態及び第2の状態を有し、第1の状態は、第1のヘイズにより特徴付けられ、第2の状態は、第1のヘイズとは異なる第2のヘイズにより特徴付けられ、
切換可能な拡散体は、第1の外層と第2の外層との間に配置された活性層を含み、第1の外層は、活性層の反対側の第1の外面を有し、第2の外層は、活性層の反対側の第2の外面を有する、切換可能な拡散体と、
照明構成要素と光学的に連通しており、切換可能な拡散体と光学的に連通しており、互いに反対側にある第3及び第4の外面を含む、低吸収光学構成要素と、を備える光学系であって、
第1、第2、第3及び第4の外面のうちの少なくとも1つは、光方向転換構造体を含み、
切換可能な拡散体が第1の状態にあって、光学系が光出力を生成するとき、光方向転換構造体は、光学系の光出力の半値全幅(FWHM)を、光方向転換構造体を含まないが他の点では同等な光学系のFWHMと比較して、少なくとも一つの方向において少なくとも5度増大させるように構成された、光学系である。
実施形態1から3のいずれかによる1つ以上の光学系と、
1つ以上の光学系の切換可能な拡散体のうちの1つ以上に拡散体制御信号を供給するように構成されたコントローラと、
1つ以上のセンサと、を備え、
コントローラは、1つ以上のセンサから1つ以上の信号を受信するように構成された、照明システムである。
Claims (10)
- 照明構成要素と、
前記照明構成要素と光学的に連通している切換可能な拡散体であって、少なくとも第1の状態及び第2の状態を有し、前記第1の状態は、第1のヘイズにより特徴付けられ、前記第2の状態は、前記第1のヘイズとは異なる第2のヘイズにより特徴付けられた、切換可能な拡散体と、
前記照明構成要素と光学的に連通しており、前記切換可能な拡散体と光学的に連通している、低吸収光学構成要素と、を備える光学系であって、
前記低吸収光学構成要素は、互いに反対側にある第1及び第2の外面を含み、前記第1及び第2の外面のうちの少なくとも1つは、光方向転換構造体を含み、
前記切換可能な拡散体が前記第1の状態にあって、前記光学系が光出力を生成するとき、前記光方向転換構造体は、前記光学系の前記光出力の半値全幅(FWHM)を、前記光方向転換構造体を含まないが他の点では同等な光学系のFWHMと比較して、少なくとも一つの方向において少なくとも5度増大させるように構成された、光学系。 - 照明構成要素と、
前記照明構成要素と光学的に連通している切換可能な拡散体であって、少なくとも第1の状態及び第2の状態を有し、前記第1の状態は、第1のヘイズにより特徴付けられ、前記第2の状態は、前記第1のヘイズとは異なる第2のヘイズにより特徴付けられた、切換可能な拡散体と、を備える光学系であって、
前記切換可能な拡散体は、第1の外層と第2の外層との間に配置された活性層を含み、前記第1の外層は、前記活性層の反対側の第1の外面を有し、前記第2の外層は、前記活性層の反対側の第2の外面を有し、前記第2の外層は、前記照明構成要素に面し、前記第1及び第2の外面のうちの少なくとも1つは、光方向転換構造体を含み、
前記切換可能な拡散体が前記第1の状態にあって、前記光学系が光出力を生成するとき、前記光方向転換構造体は、前記光学系の前記光出力の半値全幅(FWHM)を、前記光方向転換構造体を含まないが他の点では同等な光学系のFWHMと比較して、少なくとも一つの方向において少なくとも5度増大させるように構成された、光学系。 - 照明構成要素と、
前記照明構成要素と光学的に連通している切換可能な拡散体であって、少なくとも第1の状態及び第2の状態を有し、前記第1の状態は、第1のヘイズにより特徴付けられ、前記第2の状態は、前記第1のヘイズとは異なる第2のヘイズにより特徴付けられ、
前記切換可能な拡散体は、第1の外層と第2の外層との間に配置された活性層を含み、前記第1の外層は、前記活性層の反対側の第1の外面を有し、前記第2の外層は、前記活性層の反対側の第2の外面を有する、切換可能な拡散体と、
前記照明構成要素と光学的に連通しており、前記切換可能な拡散体と光学的に連通しており、互いに反対側にある第3及び第4の外面を含む低吸収光学構成要素と、を備える光学系であって、
前記第1、第2、第3及び第4の外面のうちの少なくとも1つは、光方向転換構造体を含み、
前記切換可能な拡散体が前記第1の状態にあって、前記光学系が光出力を生成するとき、前記光方向転換構造体は、前記光学系の前記光出力の半値全幅(FWHM)を、前記光方向転換構造体を含まないが他の点では同等な光学系のFWHMと比較して、少なくとも一つの方向において少なくとも5度増大させるように構成された、光学系。 - 前記切換可能な拡散体が前記第1の状態にあるときの前記光学系の前記光出力の平均方向は、前記切換可能な拡散体が前記第1の状態にあるときの前記他の点では同等な光学系の光出力の平均方向と同じである、請求項1〜3のいずれか一項に記載の光学系。
- 前記切換可能な拡散体が前記第1の状態にあるときの前記光学系の前記光出力の平均方向は、前記切換可能な拡散体が前記第1の状態にあるときの前記他の点では同等な光学系の光出力の平均方向とは異なる、請求項1〜3のいずれか一項に記載の光学系。
- 前記切換可能な拡散体は、前記切換可能な拡散体が前記第1の状態にあるとき、ゼロ度〜約85度の範囲のすべての入射角で約5パーセント未満のヘイズを有する、請求項1に記載の光学系。
- 前記活性層は、前記切換可能な拡散体が前記第1の状態にあるとき、ゼロ度〜約85度の範囲のすべての入射角で約5パーセント未満のヘイズを有する、請求項2又は3に記載の光学系。
- 前記光学系の前記光出力のFWHMは、前記他の点では同等な光学系のFWHMと比較して、2つの直交する方向で増大した、請求項1〜3のいずれか一項に記載の光学系。
- 前記切換可能な拡散体は、複数の独立してアドレス可能な領域を含む、請求項1〜3のいずれか一項に記載の光学系。
- 請求項1〜3のいずれか一項に記載の1つ以上の光学系と、
前記1つ以上の光学系の前記切換可能な拡散体のうちの1つ以上に拡散体制御信号を供給するように構成されたコントローラと、
1つ以上のセンサと、を備え、
前記コントローラは、前記1つ以上のセンサから1つ以上の信号を受信するように構成された、照明システム。
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PCT/US2016/019506 WO2016140851A1 (en) | 2015-03-05 | 2016-02-25 | Optical system with switchable diffuser |
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US20180003364A1 (en) | 2018-01-04 |
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WO2016140851A1 (en) | 2016-09-09 |
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