HK1256258A1 - Multispectral filter - Google Patents

Multispectral filter Download PDF

Info

Publication number
HK1256258A1
HK1256258A1 HK18115315.6A HK18115315A HK1256258A1 HK 1256258 A1 HK1256258 A1 HK 1256258A1 HK 18115315 A HK18115315 A HK 18115315A HK 1256258 A1 HK1256258 A1 HK 1256258A1
Authority
HK
Hong Kong
Prior art keywords
mirror
quarterwave
filter
approximately
layers
Prior art date
Application number
HK18115315.6A
Other languages
English (en)
Chinese (zh)
Inventor
Georg J. Ockenfuss
Original Assignee
Viavi Solutions Inc.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Viavi Solutions Inc. filed Critical Viavi Solutions Inc.
Publication of HK1256258A1 publication Critical patent/HK1256258A1/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/285—Interference filters comprising deposited thin solid films
    • G02B5/286—Interference filters comprising deposited thin solid films having four or fewer layers, e.g. for achieving a colour effect
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/201—Filters in the form of arrays
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/284—Interference filters of etalon type comprising a resonant cavity other than a thin solid film, e.g. gas, air, solid plates
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/80—Constructional details of image sensors
    • H10F39/805—Coatings
    • H10F39/8053—Colour filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/207—Filters comprising semiconducting materials
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/281—Interference filters designed for the infrared light
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/285—Interference filters comprising deposited thin solid films
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/285—Interference filters comprising deposited thin solid films
    • G02B5/288—Interference filters comprising deposited thin solid films comprising at least one thin film resonant cavity, e.g. in bandpass filters
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
    • H10F39/80—Constructional details of image sensors
    • H10F39/806—Optical elements or arrangements associated with the image sensors
    • H10F39/8067—Reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optical Filters (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Solid State Image Pick-Up Elements (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Filtration Of Liquid (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
HK18115315.6A 2017-05-22 2018-11-29 Multispectral filter HK1256258A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201715601753 2017-05-22
US15/601,753 US10782460B2 (en) 2017-05-22 2017-05-22 Multispectral filter

Publications (1)

Publication Number Publication Date
HK1256258A1 true HK1256258A1 (en) 2019-09-20

Family

ID=62116741

Family Applications (1)

Application Number Title Priority Date Filing Date
HK18115315.6A HK1256258A1 (en) 2017-05-22 2018-11-29 Multispectral filter

Country Status (8)

Country Link
US (3) US10782460B2 (enExample)
EP (2) EP3407104B1 (enExample)
JP (1) JP7059098B2 (enExample)
KR (2) KR102299519B1 (enExample)
CN (3) CN119291832A (enExample)
CA (1) CA3002993A1 (enExample)
HK (1) HK1256258A1 (enExample)
TW (3) TWI864865B (enExample)

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US11143803B2 (en) * 2018-07-30 2021-10-12 Viavi Solutions Inc. Multispectral filter
US11137331B2 (en) 2018-08-21 2021-10-05 Viavi Solutions Inc. Multispectral sensor based alert condition detector
US11650361B2 (en) * 2018-12-27 2023-05-16 Viavi Solutions Inc. Optical filter
US11314004B2 (en) * 2019-04-08 2022-04-26 Visera Technologies Company Limited Optical filters and methods for forming the same
CN110082849A (zh) * 2019-06-05 2019-08-02 信阳舜宇光学有限公司 近红外窄带滤光片及制作方法
US11789188B2 (en) * 2019-07-19 2023-10-17 Viavi Solutions Inc. Optical filter
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CN110989049A (zh) * 2019-10-12 2020-04-10 信利光电股份有限公司 一种红外光高透过率的薄膜及其制备方法和应用
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CN114500894A (zh) * 2020-10-27 2022-05-13 三星电子株式会社 光谱滤波器、包括光谱滤波器的图像传感器和电子设备

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Also Published As

Publication number Publication date
JP2018200464A (ja) 2018-12-20
CN109061786A (zh) 2018-12-21
EP4582840A2 (en) 2025-07-09
CN114137646A (zh) 2022-03-04
US20200393602A1 (en) 2020-12-17
EP3407104B1 (en) 2025-07-02
TW201901195A (zh) 2019-01-01
TW202204941A (zh) 2022-02-01
US11880054B2 (en) 2024-01-23
CA3002993A1 (en) 2018-11-22
EP4582840A3 (en) 2025-09-03
CN109061786B (zh) 2021-11-26
US20180335557A1 (en) 2018-11-22
US20240103210A1 (en) 2024-03-28
CN114137646B (zh) 2024-12-03
KR20210111222A (ko) 2021-09-10
CN119291832A (zh) 2025-01-10
TWI864865B (zh) 2024-12-01
TWI744528B (zh) 2021-11-01
JP7059098B2 (ja) 2022-04-25
EP3407104C0 (en) 2025-07-02
EP3407104A1 (en) 2018-11-28
KR102299519B1 (ko) 2021-09-07
US10782460B2 (en) 2020-09-22
KR20180127931A (ko) 2018-11-30
KR102602452B1 (ko) 2023-11-15
TWI809511B (zh) 2023-07-21
TW202343039A (zh) 2023-11-01

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