IL304975A - Imaging systems based on four multispectral mirrors with a small form factor - Google Patents
Imaging systems based on four multispectral mirrors with a small form factorInfo
- Publication number
- IL304975A IL304975A IL304975A IL30497523A IL304975A IL 304975 A IL304975 A IL 304975A IL 304975 A IL304975 A IL 304975A IL 30497523 A IL30497523 A IL 30497523A IL 304975 A IL304975 A IL 304975A
- Authority
- IL
- Israel
- Prior art keywords
- mirror
- optical system
- beam splitter
- light rays
- image plane
- Prior art date
Links
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/02—Catoptric systems, e.g. image erecting and reversing system
- G02B17/06—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror
- G02B17/0647—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror using more than three curved mirrors
- G02B17/0663—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror using more than three curved mirrors off-axis or unobscured systems in which not all of the mirrors share a common axis of rotational symmetry, e.g. at least one of the mirrors is warped, tilted or decentered with respect to the other elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G1/00—Cosmonautic vehicles
- B64G1/10—Artificial satellites; Systems of such satellites; Interplanetary vehicles
- B64G1/1021—Earth observation satellites
- B64G1/1028—Earth observation satellites using optical means for mapping, surveying or detection, e.g. of intelligence
-
- 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
- G01J2003/2826—Multispectral imaging, e.g. filter imaging
-
- 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
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/021—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using plane or convex mirrors, parallel phase plates, or particular reflectors
-
- 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)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Remote Sensing (AREA)
- Astronomy & Astrophysics (AREA)
- Optics & Photonics (AREA)
- Evolutionary Computation (AREA)
- Aviation & Aerospace Engineering (AREA)
- Lenses (AREA)
- Telescopes (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17/173,141 US11579430B2 (en) | 2019-08-11 | 2021-02-10 | Small form factor, multispectral 4-mirror based imaging systems |
| PCT/US2022/015044 WO2022173642A1 (en) | 2021-02-10 | 2022-02-03 | Small form factor, multispectral 4-mirror based imaging systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IL304975A true IL304975A (en) | 2023-10-01 |
Family
ID=82838025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL304975A IL304975A (en) | 2021-02-10 | 2022-02-03 | Imaging systems based on four multispectral mirrors with a small form factor |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP4291936A1 (de) |
| KR (1) | KR20230136669A (de) |
| CN (1) | CN117337406A (de) |
| IL (1) | IL304975A (de) |
| WO (1) | WO2022173642A1 (de) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8011793B2 (en) * | 2004-12-15 | 2011-09-06 | European Space Agency | Wide field four mirror telescope using off-axis aspherical mirrors |
| US8075144B2 (en) * | 2008-11-20 | 2011-12-13 | Bae Systems Information And Electronic Systems Integration Inc. | Integrated telescope baffle and mirror support |
| US11287635B2 (en) * | 2018-06-27 | 2022-03-29 | The Charles Stark Draper Laboratory, Inc. | Multi-channel folded optical system |
| US11668915B2 (en) * | 2019-08-11 | 2023-06-06 | Youngwan Choi | Dioptric telescope for high resolution imaging in visible and infrared bands |
| CN114616502A (zh) * | 2019-08-11 | 2022-06-10 | 崔荣完 | 小形状因子基于四镜的成像系统 |
| US11579430B2 (en) * | 2019-08-11 | 2023-02-14 | Youngwan Choi | Small form factor, multispectral 4-mirror based imaging systems |
-
2022
- 2022-02-03 WO PCT/US2022/015044 patent/WO2022173642A1/en active Application Filing
- 2022-02-03 IL IL304975A patent/IL304975A/en unknown
- 2022-02-03 EP EP22753155.5A patent/EP4291936A1/de active Pending
- 2022-02-03 KR KR1020237030809A patent/KR20230136669A/ko unknown
- 2022-02-03 CN CN202280027698.9A patent/CN117337406A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| KR20230136669A (ko) | 2023-09-26 |
| WO2022173642A1 (en) | 2022-08-18 |
| EP4291936A1 (de) | 2023-12-20 |
| CN117337406A (zh) | 2024-01-02 |
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