JP6836428B2 - 分光フィルタおよび分光測光装置 - Google Patents
分光フィルタおよび分光測光装置 Download PDFInfo
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- JP6836428B2 JP6836428B2 JP2017053494A JP2017053494A JP6836428B2 JP 6836428 B2 JP6836428 B2 JP 6836428B2 JP 2017053494 A JP2017053494 A JP 2017053494A JP 2017053494 A JP2017053494 A JP 2017053494A JP 6836428 B2 JP6836428 B2 JP 6836428B2
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Description
11 透明基板
12 第1面
13 第2面
14 バンドパスフィルタ
15 短波長カットフィルタ
16 長波長カットフィルタ
40 分光測光装置
41 光学系
42 リニアアレイ型光センサ
43 固定フィルタ
λT 主透過波長
TS 短波長側の副透過帯
TL 長波長側の副透過帯
CS 短波長カットフィルタの遮断帯
CL 長波長カットフィルタの遮断帯
xA 第1端
xB 第2端
Claims (5)
- 少なくとも900nmから1800nmを含む所定の波長範囲の光を吸収し、前記所定の波長範囲における透過率が20%以上、85%以下である透明基板と、
前記透明基板の第1面に形成された線形可変バンドパスフィルタと、
前記透明基板の第2面に形成された線形可変短波長カットフィルタおよび/または線形可変長波長カットフィルタと、
を有する分光フィルタ。 - 前記透明基板の第1面に線形可変バンドパスフィルタおよび線形可変短波長カットフィルタが形成され、
前記透明基板の第2面に線形可変長波長カットフィルタが形成された、
請求項1に記載の分光フィルタ。 - 前記透明基板の前記所定の波長範囲における透過率の相対的なばらつきが±30%以内である、
請求項1または2に記載の分光フィルタ。 - 請求項1〜3のいずれか一項に記載された分光フィルタと、
前記分光フィルタを透過した光を受光するリニアアレイ型光センサと、
を有する分光測光装置。 - 光路上の前記分光フィルタの前または後に、所定の波長範囲より長波長および/または短波長の光を遮断する固定フィルタをさらに有する、
請求項4に記載の分光測光装置。
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JP2017053494A JP6836428B2 (ja) | 2017-03-17 | 2017-03-17 | 分光フィルタおよび分光測光装置 |
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JP2017053494A JP6836428B2 (ja) | 2017-03-17 | 2017-03-17 | 分光フィルタおよび分光測光装置 |
Publications (2)
Publication Number | Publication Date |
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JP2018155962A JP2018155962A (ja) | 2018-10-04 |
JP6836428B2 true JP6836428B2 (ja) | 2021-03-03 |
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JP2017053494A Active JP6836428B2 (ja) | 2017-03-17 | 2017-03-17 | 分光フィルタおよび分光測光装置 |
Country Status (1)
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JP (1) | JP6836428B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11885680B2 (en) * | 2019-03-04 | 2024-01-30 | Konica Minolta, Inc. | Spectral device |
CN110109210B (zh) * | 2019-06-05 | 2024-06-18 | 信阳舜宇光学有限公司 | 滤光片 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008191097A (ja) * | 2007-02-07 | 2008-08-21 | Tohoku Univ | 分光計測装置 |
JP6464919B2 (ja) * | 2015-05-15 | 2019-02-06 | コニカミノルタ株式会社 | 分光フィルタおよび分光測定装置 |
JP6892743B2 (ja) * | 2016-06-17 | 2021-06-23 | 株式会社トプコン | 製膜装置 |
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