JP7284818B2 - 光学モジュール及びそれを含むエアロゾル生成装置 - Google Patents
光学モジュール及びそれを含むエアロゾル生成装置 Download PDFInfo
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Description
Claims (14)
- 赤外線を放出する赤外線発光部と、
前記赤外線発光部から放出された赤外線を受光し、受光された赤外線の光量に基づいて信号を発生させる赤外線受光部と、
前記赤外線発光部と前記赤外線受光部との間に配置され、前記赤外線発光部から放出された赤外線を前記赤外線受光部に向かって反射させ、タッチ入力が発生することにより、反射する赤外線の光量を変化させるタッチインターフェースと、
前記赤外線発光部から放出された赤外線と前記タッチインターフェースで反射された赤外線とを案内する光伝達部と、
可視光線が前記タッチインターフェースを透過して外部に放出され、前記タッチインターフェースが表示機能を遂行するように前記タッチインターフェースに向かって可視光線を放出する可視光線発光部と、を含み、
前記光伝達部は、前記赤外線発光部と前記赤外線受光部との間で延びるベースと、前記ベースから上側に突出する突出部と、赤外線を前記タッチインターフェースに向かって案内し、前記タッチインターフェースから反射した赤外線を前記赤外線受光部に向かって案内する経路変更部とを含み、
前記タッチインターフェースは前記突出部の上部面に配置され、
前記経路変更部は、赤外線の反射を通じて前記赤外線発光部から放射された赤外線の移動経路を変更させる赤外線反射面を含む、光学モジュール。 - 前記光伝達部は、前記赤外線発光部から放出された赤外線を拡散させるレンズ面を含む拡散部と、
前記タッチインターフェースから反射され、前記経路変更部によって案内された赤外線を集光するレンズ面を含む集光部と、を含み、
前記経路変更部は、拡散された赤外線を前記タッチインターフェースに向かって案内する、請求項1に記載の光学モジュール。 - 前記タッチインターフェースは、前記赤外線発光部から放出された赤外線が前記拡散部によって拡散する方向に延びる長軸を有する形状である、請求項2に記載の光学モジュール。
- 前記タッチインターフェースの表面、前記拡散部のレンズ面、前記集光部のレンズ面及び前記経路変更部の前記赤外線反射面は、表面粗度Raが1以下である、請求項2に記載の光学モジュール。
- 前記拡散部の前記レンズ面及び前記集光部の前記レンズ面は、球面または非球面レンズを含む、請求項2に記載の光学モジュール。
- 前記可視光線発光部から放出された可視光線を前記タッチインターフェースに向かって案内する可視光線伝達器(transmitter)をさらに含む、請求項1に記載の光学モジュール。
- 前記可視光線伝達器は、前記可視光線発光部から放出された可視光線を反射する可視光線反射面と、前記可視光線反射面で反射された可視光線を拡散させる可視光線レンズ面を含む、請求項6に記載の光学モジュール。
- 前記可視光線レンズ面は、球面または非球面レンズを含む、請求項7に記載の光学モジュール。
- 前記タッチインターフェースに入射する赤外線の入射角は、内部全反射(total internal reflection)を発生させる臨界角(critical angle)よりも大きく、前記タッチインターフェースに入射する可視光線の入射角は、前記臨界角よりも小さい、請求項1に記載の光学モジュール。
- 前記ベースと前記突出部が一体である、請求項1に記載の光学モジュール。
- エアロゾル生成物品からエアロゾルを生成するエアロゾル生成装置において、請求項1~10のうち、いずれか1項に記載の光学モジュールを含む、エアロゾル生成装置。
- 前記エアロゾル生成装置の外観を形成するハウジングをさらに含み、
前記タッチインターフェースは、前記ハウジングの外部面に露出される、請求項11に記載のエアロゾル生成装置。 - 前記エアロゾル生成物品を加熱するヒータと、
前記ヒータに電力を供給するバッテリと、
前記タッチインターフェースにタッチが発生すれば、前記ヒータを予熱するために、前記ヒータに供給される電力を制御し、前記タッチインターフェースが既設定色相の可視光線を発光させるように制御する制御部と、をさらに含む、請求項11に記載のエアロゾル生成装置。 - 前記制御部は、前記ヒータの予熱が完了すれば、前記タッチインターフェースで発光された可視光線の色相を変更するように前記タッチインターフェースを制御する、請求項13に記載のエアロゾル生成装置。
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