KR20240038697A - 렌즈 후드 - Google Patents

렌즈 후드 Download PDF

Info

Publication number
KR20240038697A
KR20240038697A KR1020247000693A KR20247000693A KR20240038697A KR 20240038697 A KR20240038697 A KR 20240038697A KR 1020247000693 A KR1020247000693 A KR 1020247000693A KR 20247000693 A KR20247000693 A KR 20247000693A KR 20240038697 A KR20240038697 A KR 20240038697A
Authority
KR
South Korea
Prior art keywords
less
mass
film
lens
lens hood
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
Application number
KR1020247000693A
Other languages
English (en)
Korean (ko)
Inventor
나오키 사카즈메
Original Assignee
소마아루 가부시끼가이샤
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 소마아루 가부시끼가이샤 filed Critical 소마아루 가부시끼가이샤
Publication of KR20240038697A publication Critical patent/KR20240038697A/ko
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/11—Anti-reflection coatings
    • G02B1/111—Anti-reflection coatings using layers comprising organic materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/36—Silica
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00—Use of pretreated ingredients
    • C08K9/02—Ingredients treated with inorganic substances
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/66—Additives characterised by particle size
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/11—Anti-reflection coatings
    • G02B1/118—Anti-reflection coatings having sub-optical wavelength surface structures designed to provide an enhanced transmittance, e.g. moth-eye structures
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/003—Light absorbing elements
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B11/00—Filters or other obturators specially adapted for photographic purposes
    • G03B11/04—Hoods or caps for eliminating unwanted light from lenses, viewfinders or focusing aids
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B11/00—Filters or other obturators specially adapted for photographic purposes
    • G03B11/04—Hoods or caps for eliminating unwanted light from lenses, viewfinders or focusing aids
    • G03B11/045—Lens hoods or shields
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/002—Physical properties
    • C08K2201/005—Additives being defined by their particle size in general

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Surface Treatment Of Optical Elements (AREA)
  • Lens Barrels (AREA)
  • Studio Devices (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Blocking Light For Cameras (AREA)
KR1020247000693A 2021-07-21 2022-07-15 렌즈 후드 Pending KR20240038697A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021120361A JP2023016200A (ja) 2021-07-21 2021-07-21 レンズフード
JPJP-P-2021-120361 2021-07-21
PCT/JP2022/027840 WO2023002942A1 (ja) 2021-07-21 2022-07-15 レンズフード

Publications (1)

Publication Number Publication Date
KR20240038697A true KR20240038697A (ko) 2024-03-25

Family

ID=84979342

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247000693A Pending KR20240038697A (ko) 2021-07-21 2022-07-15 렌즈 후드

Country Status (6)

Country Link
US (1) US20240337902A1 (enExample)
JP (1) JP2023016200A (enExample)
KR (1) KR20240038697A (enExample)
CN (1) CN117651903A (enExample)
TW (1) TW202311837A (enExample)
WO (1) WO2023002942A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7421583B2 (ja) * 2022-03-10 2024-01-24 ソマール株式会社 物品の鑑賞等用什器
JP2023132060A (ja) * 2022-03-10 2023-09-22 ソマール株式会社 撮影ブース構築キット

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016051012A (ja) 2014-08-29 2016-04-11 富士フイルム株式会社 レンズフード及び撮像装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6116330A (en) * 1999-06-23 2000-09-12 The University Of Dayton Heat storage system utilizing phase change materials government rights
JP2003105235A (ja) * 2001-09-28 2003-04-09 Hiroshi Takimoto 記録液及び記録方法
JP5614218B2 (ja) * 2009-11-20 2014-10-29 東洋紡株式会社 黒色耐熱遮光フィルムとその製造方法、および、それを用いた絞り、光量調整モジュール並びに耐熱遮光テープ
KR101750583B1 (ko) * 2010-05-20 2017-06-23 도요보 가부시키가이샤 차광 필름
JP5316575B2 (ja) * 2011-03-01 2013-10-16 住友金属鉱山株式会社 遮光フィルムとその製造方法、及び用途
JP6436727B2 (ja) * 2014-11-10 2018-12-12 キヤノン株式会社 レンズフード及びそれを有するレンズ装置
JP2018052804A (ja) * 2016-09-21 2018-04-05 旭硝子株式会社 ガラス板およびガラス基板の製造方法
JP2018144852A (ja) * 2017-03-06 2018-09-20 東洋インキＳｃホールディングス株式会社 付着防止用部材、容器、および付着防止用部材付の製造方法
JP2019200392A (ja) * 2018-05-18 2019-11-21 Ａｇｃ株式会社 透過型スクリーン
JP7055784B2 (ja) * 2018-12-13 2022-04-18 キヤノン化成株式会社 霧化塗布用表面反射防止塗料および表面反射防止塗膜
JP7157042B2 (ja) * 2019-12-27 2022-10-19 ソマール株式会社 黒色遮光部材

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016051012A (ja) 2014-08-29 2016-04-11 富士フイルム株式会社 レンズフード及び撮像装置

Also Published As

Publication number Publication date
TW202311837A (zh) 2023-03-16
US20240337902A1 (en) 2024-10-10
JP2023016200A (ja) 2023-02-02
CN117651903A (zh) 2024-03-05
WO2023002942A1 (ja) 2023-01-26

Similar Documents

Publication Publication Date Title
KR20240038697A (ko) 렌즈 후드
KR102695955B1 (ko) 액제 조성물, 막, 및 막을 구비하는 물품
KR20240032828A (ko) 광학 소자
KR102758679B1 (ko) 측거 장치
JP7680343B2 (ja) レンズユニット及びカメラモジュール
TWI904396B (zh) 透鏡單元、相機模組和抗反射膜
TWI853437B (zh) 物品鑑賞等用什器、及防反射膜
KR20240159899A (ko) 촬영 부스 구축 키트

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20240108

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20250605

Comment text: Request for Examination of Application