CN116105858A - 基于自由曲面反射镜的跨波段光谱成像仪分光系统 - Google Patents
基于自由曲面反射镜的跨波段光谱成像仪分光系统 Download PDFInfo
- Publication number
- CN116105858A CN116105858A CN202310028823.4A CN202310028823A CN116105858A CN 116105858 A CN116105858 A CN 116105858A CN 202310028823 A CN202310028823 A CN 202310028823A CN 116105858 A CN116105858 A CN 116105858A
- Authority
- CN
- China
- Prior art keywords
- free
- form surface
- mirror
- diffraction grating
- light
- 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
- 238000001228 spectrum Methods 0.000 title claims abstract description 49
- 230000003595 spectral effect Effects 0.000 claims abstract description 38
- 230000003287 optical effect Effects 0.000 claims abstract description 25
- 238000004611 spectroscopical analysis Methods 0.000 claims abstract description 10
- 238000002834 transmittance Methods 0.000 claims description 19
- 230000001629 suppression Effects 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 238000003384 imaging method Methods 0.000 abstract description 16
- 238000000701 chemical imaging Methods 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 9
- 238000001514 detection method Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 230000004075 alteration Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 238000011840 criminal investigation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000012216 screening Methods 0.000 description 2
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000012770 industrial material Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012634 optical imaging Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000001429 visible spectrum Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/0208—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using focussing or collimating elements, e.g. lenses or mirrors; performing aberration correction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2823—Imaging spectrometer
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Spectrometry And Color Measurement (AREA)
Abstract
Description
光谱范围 | 0.4~1.7μm |
F数 | 3.2 |
探测器 | 20μm X20μm;640X512 |
光谱采样间隔 | 2.6nm |
光谱通道数 | 500 |
空间通道数 | 640 |
MTF | >0.3 |
光谱畸变 | <4μm |
光谱弯曲 | <4μm |
光栅周期 | 5.6μm |
闪耀级次 | -1 |
闪耀角 | 2.35°&9.43° |
入射角 | 22.61° |
尺寸 | 24mmX16mm |
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310028823.4A CN116105858A (zh) | 2023-01-09 | 2023-01-09 | 基于自由曲面反射镜的跨波段光谱成像仪分光系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310028823.4A CN116105858A (zh) | 2023-01-09 | 2023-01-09 | 基于自由曲面反射镜的跨波段光谱成像仪分光系统 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN116105858A true CN116105858A (zh) | 2023-05-12 |
Family
ID=86263288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202310028823.4A Pending CN116105858A (zh) | 2023-01-09 | 2023-01-09 | 基于自由曲面反射镜的跨波段光谱成像仪分光系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN116105858A (zh) |
-
2023
- 2023-01-09 CN CN202310028823.4A patent/CN116105858A/zh active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108738335B (zh) | 具有二维光谱的光谱仪 | |
USRE42822E1 (en) | Modified concentric spectrograph | |
US7080912B2 (en) | High-resolution, all-reflective imaging spectrometer | |
US20100238440A1 (en) | Airborne hyperspectral imaging system | |
CN109974852B (zh) | 快照式光栅光谱仪 | |
EP2385358A1 (en) | An optical system | |
CN108489611B (zh) | 多狭缝棱镜色散光谱仪系统 | |
JP2013526725A (ja) | 画像リレーデバイス、ハイパースペクトルイメージャ及び分光器に用いる小型光転送システム | |
US10508951B2 (en) | High resolution broadband monolithic spectrometer and method | |
CN110470394A (zh) | 一种超紧凑光谱仪光学系统 | |
JP2019215518A (ja) | 光学系、それを備える撮像装置及び撮像システム | |
Kobylinskiy et al. | Simple but effective: strong efficiency boost for a linear variable filter-based spectrometer | |
CN116105858A (zh) | 基于自由曲面反射镜的跨波段光谱成像仪分光系统 | |
CN216526504U (zh) | 一种基于自由曲面棱镜的大视场分光成像系统 | |
US20210381890A1 (en) | Compact spectrometers and instruments including them | |
CN211824764U (zh) | 中、长波热红外双谱段非制冷型成像装置 | |
CN114719976A (zh) | 一种推扫式成像光谱仪及其成像方法 | |
CN114280764A (zh) | 一种基于自由曲面棱镜的大视场分光成像方法及其系统 | |
CA3109189C (en) | Compact spectrometers and instruments including them | |
CN111272298A (zh) | 中、长波热红外双谱段非制冷型成像装置及其探测方法 | |
WO2019235372A1 (ja) | 光学系、それを備える撮像装置及び撮像システム | |
Zhu et al. | Optical design of prism-grating-prism imaging spectrometers | |
KR20160143969A (ko) | 평면거울 및 렌즈를 이용한 성능개선 분광기 | |
CN217179764U (zh) | 一种用于推扫型成像光谱仪的折反射式分光成像系统 | |
JP2019215520A (ja) | 光学系、それを備える撮像装置及び撮像システム |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Guo Shaojun Inventor after: Shen Tongsheng Inventor after: Zou Chunrong Inventor after: Zhou Xiaosong Inventor after: Cheng Jingxuan Inventor after: Lu Xiaochi Inventor before: Guo Shaojun Inventor before: Lu Xiaochi Inventor before: Shen Tongsheng Inventor before: Zou Chunrong Inventor before: Zhou Xiaosong Inventor before: Cheng Jingxuan |