JP2023019730A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2023019730A5 JP2023019730A5 JP2021124678A JP2021124678A JP2023019730A5 JP 2023019730 A5 JP2023019730 A5 JP 2023019730A5 JP 2021124678 A JP2021124678 A JP 2021124678A JP 2021124678 A JP2021124678 A JP 2021124678A JP 2023019730 A5 JP2023019730 A5 JP 2023019730A5
- Authority
- JP
- Japan
- Prior art keywords
- lens
- leds
- light
- slit
- type led
- 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.)
- Pending
Links
- 238000010521 absorption reaction Methods 0.000 claims 4
- 238000006243 chemical reaction Methods 0.000 claims 4
- 238000005375 photometry Methods 0.000 claims 4
- 239000000758 substrate Substances 0.000 claims 2
- 238000012742 biochemical analysis Methods 0.000 claims 1
- 238000003384 imaging method Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
Claims (5)
前記複数のＬＥＤを同一平面上に備える基板と、
前記複数のＬＥＤから出射した光が直接入射するレンズと、
前記レンズを通過した光が反応セルに入射し、当該反応セルから透過した透過光を通すスリットと、
前記透過光を受光して電流に変換する受光部と、を備え、
光が前記スリットまで到達可能な前記基板上の有効領域に、前記複数のＬＥＤは、ＬＥＤの出力Ｐ、発光面積Ｓ、および波長半値全幅λに基づいて算出される第１パラメータＰ／（Ｓ×λ）の値、あるいは、ＬＥＤの１つの全出力Ｗ、指向角θ １／２ 、発光面積Ｓ、および波長半値全幅λに基づいて算出される第２パラメータＷ／（Ｓ×λ×θ １／２ ）の値が小さい順に前記有効領域と前記発光面積の重なりが大きくなるように、かつ最小の第１あるいは第２パラメータの値を示すＬＥＤが前記レンズの中心および前記スリットの中心を通る光軸を含むように、配置されている、吸光光度測定装置。 multiple LEDs,
a substrate including the plurality of LEDs on the same plane;
a lens into which the light emitted from the plurality of LEDs directly enters;
a slit through which the light passing through the lens enters the reaction cell and the transmitted light transmitted from the reaction cell passes;
a light receiving section that receives the transmitted light and converts it into electric current,
In an effective area on the substrate where light can reach the slit, the plurality of LEDs have a first parameter P/( calculated based on the output P of the LED, the light emitting area S , and the full width at half maximum wavelength λ ). S × λ) , or the second parameter W/(S × λ × θ 1/2 ), the LED passing through the center of the lens and the center of the slit so that the overlap between the effective area and the light emitting area increases in descending order of the value of An absorption photometry device arranged to include the optical axis.
前記複数のＬＥＤは、紫外領域に波長を有する少なくとも１つの第１種ＬＥＤと、可視光領域に波長を有する少なくとも１つの第２種ＬＥＤと、赤外領域に波長を有する少なくとも１つの第３種ＬＥＤと、を含む、吸光光度測定装置。 In claim 1,
The plurality of LEDs include at least one first type LED having a wavelength in the ultraviolet region, at least one second type LED having a wavelength in the visible light region, and at least one third type LED having a wavelength in the infrared region. An absorption photometry device including an LED.
前記第１種ＬＥＤの波長帯は３２０ｎｍから３８０ｎｍであり、
前記第２種ＬＥＤの波長帯は３６０ｎｍから８２０ｎｍであり、
前記第３種ＬＥＤの波長帯は７００ｎｍから８５０ｎｍである、吸光光度測定装置。 In claim 2 ,
The wavelength band of the first type LED is from 320 nm to 380 nm,
The wavelength band of the second type LED is from 360 nm to 820 nm,
The wavelength band of the third type LED is from 700 nm to 850 nm.
前記複数のＬＥＤの発光面からレンズ中心までの距離をａ、前記レンズの焦点距離をｆ、前記レンズの中心から前記反応セルの表面までの距離をｂ、前記反応セルの表面から前記スリットの距離をｃ、前記スリットの幅をｅとしたとき、
前記複数のＬＥＤの発光面からレンズによる発光の結像位置までの距離をｈとすると、ｈ＝ａ＋（ａ×ｆ）／（ａ－ｆ）、かつｂ≦ｈ－ａ≦ｃであり、
前記有効領域の幅をｄとすると、ｄ＝（ｅ×ａ）／（ｈ－ａ）である、吸光光度測定装置。 In claim 1,
The distance from the light emitting surface of the plurality of LEDs to the center of the lens is a, the focal length of the lens is f, the distance from the center of the lens to the surface of the reaction cell is b, and the distance from the surface of the reaction cell to the slit. When c is the width of the slit and e is the width of the slit,
If h is the distance from the light emitting surface of the plurality of LEDs to the imaging position of the light emitted by the lens, then h=a+(a×f)/(a−f), and b≦h−a≦c,
An absorption photometry device, where d=(exa)/(ha), where d is the width of the effective area.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021124678A JP2023019730A (en) | 2021-07-29 | 2021-07-29 | Absorptiometric measurement device and biochemical analysis device |
| PCT/JP2022/027238 WO2023008158A1 (en) | 2021-07-29 | 2022-07-11 | Absorptiometry device and biochemical assay device comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021124678A JP2023019730A (en) | 2021-07-29 | 2021-07-29 | Absorptiometric measurement device and biochemical analysis device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023019730A JP2023019730A (en) | 2023-02-09 |
| JP2023019730A5 true JP2023019730A5 (en) | 2024-03-11 |
Family
ID=85086734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021124678A Pending JP2023019730A (en) | 2021-07-29 | 2021-07-29 | Absorptiometric measurement device and biochemical analysis device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2023019730A (en) |
| WO (1) | WO2023008158A1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6395261U (en) * | 1986-12-11 | 1988-06-20 | ||
| JPH0244780A (en) * | 1988-08-04 | 1990-02-14 | Sharp Corp | Indicator lamp |
| JPH04102378A (en) * | 1990-08-21 | 1992-04-03 | Sanyo Electric Co Ltd | Manufacture of light emitting diode device |
| JP4515089B2 (en) * | 2001-08-13 | 2010-07-28 | 浜松ホトニクス株式会社 | Spectroscopic apparatus and spectral method |
| JP7102321B2 (en) * | 2018-11-15 | 2022-07-19 | 株式会社日立ハイテク | Broadband light source device and biochemical analyzer |
-
2021
- 2021-07-29 JP JP2021124678A patent/JP2023019730A/en active Pending
-
2022
- 2022-07-11 WO PCT/JP2022/027238 patent/WO2023008158A1/en unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8042975B2 (en) | Plano-fresnel LED lens and LED assembly thereof | |
| JP5808910B2 (en) | Lighting device with adaptive color | |
| KR101825537B1 (en) | Light-emitting device and projection system | |
| US20210072082A1 (en) | Spectrometer device and system | |
| CN108474544B (en) | Lighting device | |
| TWI591380B (en) | Light source device,lighting system and method of irradiating light | |
| DE602004023805D1 (en) | Improvements to a lighting device | |
| KR101088360B1 (en) | Optical wave guide having multiple independent optical path and ndir gas sensor using that | |
| US10381532B2 (en) | Wavelength conversion device and lighting apparatus | |
| US20070262294A1 (en) | Light source including quantum dot material and apparatus including same | |
| JP6741753B2 (en) | Lighting device for vehicle headlights | |
| WO2014147505A1 (en) | Illumination device with adjustable beam shaper | |
| JP2009300966A (en) | Strobe reflector for camera | |
| CN114502930A (en) | Detector array and spectrometer system | |
| JP2011220769A (en) | Light receiving device for photometric instrument | |
| JP2023019730A5 (en) | ||
| KR101901905B1 (en) | Spectrometer using grating coupler array and method of spectrum analysis thereof | |
| JP2007080526A (en) | Light-emitting device | |
| US8439520B2 (en) | Color-configurable lighting assembly | |
| KR101444508B1 (en) | Light source apparatus | |
| JP2014086681A (en) | Ultraviolet light emitting device | |
| KR101619318B1 (en) | The light biasing device and the solar cell spectral response measurement apparatus comprising the same | |
| JP4988505B2 (en) | Light-emitting diode luminaire | |
| JP5932542B2 (en) | Fluorescence microscope | |
| WO2009157098A1 (en) | Light beam adder |