TWI782444B - 配光控制元件 - Google Patents

配光控制元件 Download PDF

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Publication number
TWI782444B
TWI782444B TW110108704A TW110108704A TWI782444B TW I782444 B TWI782444 B TW I782444B TW 110108704 A TW110108704 A TW 110108704A TW 110108704 A TW110108704 A TW 110108704A TW I782444 B TWI782444 B TW I782444B
Authority
TW
Taiwan
Prior art keywords
light
sheet
diffuser plate
light distribution
plate
Prior art date
Application number
TW110108704A
Other languages
English (en)
Chinese (zh)
Other versions
TW202131051A (zh
Inventor
我妻透
佐藤敦
Original Assignee
日商Ｃｔｎｂ股份有限公司
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 日商Ｃｔｎｂ股份有限公司 filed Critical 日商Ｃｔｎｂ股份有限公司
Publication of TW202131051A publication Critical patent/TW202131051A/zh
Application granted granted Critical
Publication of TWI782444B publication Critical patent/TWI782444B/zh

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/09—Multifaceted or polygonal mirrors, e.g. polygonal scanning mirrors; Fresnel mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
TW110108704A 2017-03-31 2018-03-29 配光控制元件 TWI782444B (zh)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP2017-070802 2017-03-31
JP2017070802 2017-03-31
JP2017-129764 2017-06-30
JP2017-129762 2017-06-30
JP2017129762 2017-06-30
JP2017-129761 2017-06-30
JP2017129763 2017-06-30
JP2017129764 2017-06-30
JP2017129761 2017-06-30
JP2017-129763 2017-06-30

Publications (2)

Publication Number Publication Date
TW202131051A TW202131051A (zh) 2021-08-16
TWI782444B true TWI782444B (zh) 2022-11-01

Family

ID=63678015

Family Applications (3)

Application Number Title Priority Date Filing Date
TW110108704A TWI782444B (zh) 2017-03-31 2018-03-29 配光控制元件
TW110108706A TWI769733B (zh) 2017-03-31 2018-03-29 配光控制元件
TW107110971A TWI769235B (zh) 2017-03-31 2018-03-29 配光控制元件

Family Applications After (2)

Application Number Title Priority Date Filing Date
TW110108706A TWI769733B (zh) 2017-03-31 2018-03-29 配光控制元件
TW107110971A TWI769235B (zh) 2017-03-31 2018-03-29 配光控制元件

Country Status (4)

Country Link
JP (4) JP6786037B2 (ja)
CN (3) CN114236902A (ja)
TW (3) TWI782444B (ja)
WO (1) WO2018181701A1 (ja)

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* Cited by examiner, † Cited by third party
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US10985145B1 (en) * 2020-01-06 2021-04-20 Coretronic Corporation Light source module
JP7270133B2 (ja) * 2020-08-31 2023-05-10 日亜化学工業株式会社 発光モジュールの製造方法

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Also Published As

Publication number Publication date
TW201837531A (zh) 2018-10-16
TW202125032A (zh) 2021-07-01
CN114236901A (zh) 2022-03-25
JP2019009106A (ja) 2019-01-17
JP6818360B2 (ja) 2021-01-20
WO2018181701A1 (ja) 2018-10-04
CN110637238A (zh) 2019-12-31
CN114236902A (zh) 2022-03-25
TW202131051A (zh) 2021-08-16
JP2019009105A (ja) 2019-01-17
CN110637238B (zh) 2021-12-07
TWI769235B (zh) 2022-07-01
JP6818367B2 (ja) 2021-01-20
JP6786037B2 (ja) 2020-11-18
CN114236901B (zh) 2023-08-22
JP2019009107A (ja) 2019-01-17
JPWO2018181701A1 (ja) 2019-04-04
TWI769733B (zh) 2022-07-01

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