JP5171049B2 - 光学フィルタ - Google Patents
光学フィルタ Download PDFInfo
- Publication number
- JP5171049B2 JP5171049B2 JP2007016894A JP2007016894A JP5171049B2 JP 5171049 B2 JP5171049 B2 JP 5171049B2 JP 2007016894 A JP2007016894 A JP 2007016894A JP 2007016894 A JP2007016894 A JP 2007016894A JP 5171049 B2 JP5171049 B2 JP 5171049B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical filter
- wavelength
- refractive index
- light transmittance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Optical Filters (AREA)
Description
2 照明器具
3 光源
10 基材
11 高屈折率層
12 低屈折率層
13 多層膜
Claims (2)
- 波長580〜590nmの光の光透過率が波長600〜700nmの光の平均光透過率の50%以下となるよう、且つ波長400〜500nmの光の光透過率が波長600〜700nmの光の平均光透過率の60〜80%となるよう形成されていることを特徴とする照明器具用光学フィルタ。
- 酸化チタン(TiO 2 )を含む高屈折率層及び酸化珪素(SiO 2 )を含む低屈折率層を複数積層させた多層膜を備えたことを特徴とする請求項1に記載の照明器具用光学フィルタ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007016894A JP5171049B2 (ja) | 2007-01-26 | 2007-01-26 | 光学フィルタ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007016894A JP5171049B2 (ja) | 2007-01-26 | 2007-01-26 | 光学フィルタ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008185637A JP2008185637A (ja) | 2008-08-14 |
JP5171049B2 true JP5171049B2 (ja) | 2013-03-27 |
Family
ID=39728758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007016894A Expired - Fee Related JP5171049B2 (ja) | 2007-01-26 | 2007-01-26 | 光学フィルタ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5171049B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107023805A (zh) * | 2016-02-01 | 2017-08-08 | 张汉新 | 为照明装置塑造生活环境气氛的滤光装置及其制造方法 |
CN108137814B (zh) * | 2015-09-18 | 2021-08-24 | 丝芭博株式会社 | 模压成形体和模压成形体的制造方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101642773B1 (ko) * | 2014-12-15 | 2016-07-26 | (주)시원광기술 | 화이트 밸런스 광원 유닛 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0758362B2 (ja) * | 1990-02-10 | 1995-06-21 | 松下電工株式会社 | 食品用演色照明器具 |
JPH0536380A (ja) * | 1991-07-31 | 1993-02-12 | Iwasaki Electric Co Ltd | メタルハライドランプ |
JPH0594804A (ja) * | 1991-09-30 | 1993-04-16 | Toshiba Lighting & Technol Corp | 高圧ナトリウムランプおよび照明器具 |
JP3118226B2 (ja) * | 1998-01-23 | 2000-12-18 | 有限会社ルル | 照明光源用フィルター |
JP4923533B2 (ja) * | 2005-03-11 | 2012-04-25 | セイコーエプソン株式会社 | 光学多層膜、光学素子、反射ミラーおよびプロジェクタ |
-
2007
- 2007-01-26 JP JP2007016894A patent/JP5171049B2/ja not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108137814B (zh) * | 2015-09-18 | 2021-08-24 | 丝芭博株式会社 | 模压成形体和模压成形体的制造方法 |
CN107023805A (zh) * | 2016-02-01 | 2017-08-08 | 张汉新 | 为照明装置塑造生活环境气氛的滤光装置及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2008185637A (ja) | 2008-08-14 |
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