JP2023016200A - レンズフード - Google Patents

レンズフード Download PDF

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Publication number
JP2023016200A
JP2023016200A JP2021120361A JP2021120361A JP2023016200A JP 2023016200 A JP2023016200 A JP 2023016200A JP 2021120361 A JP2021120361 A JP 2021120361A JP 2021120361 A JP2021120361 A JP 2021120361A JP 2023016200 A JP2023016200 A JP 2023016200A
Authority
JP
Japan
Prior art keywords
less
film
mass
composition
lens
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
JP2021120361A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023016200A5 (enExample
Inventor
直樹 坂爪
Naoki Sakazume
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Somar Corp
Original Assignee
Somar Corp
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 Somar Corp filed Critical Somar Corp
Priority to JP2021120361A priority Critical patent/JP2023016200A/ja
Priority to US18/579,638 priority patent/US20240337902A1/en
Priority to TW111126647A priority patent/TW202311837A/zh
Priority to CN202280049894.6A priority patent/CN117651903A/zh
Priority to KR1020247000693A priority patent/KR20240038697A/ko
Priority to PCT/JP2022/027840 priority patent/WO2023002942A1/ja
Publication of JP2023016200A publication Critical patent/JP2023016200A/ja
Publication of JP2023016200A5 publication Critical patent/JP2023016200A5/ja
Pending legal-status Critical Current

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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)
  • Blocking Light For Cameras (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP2021120361A 2021-07-21 2021-07-21 レンズフード Pending JP2023016200A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2021120361A JP2023016200A (ja) 2021-07-21 2021-07-21 レンズフード
US18/579,638 US20240337902A1 (en) 2021-07-21 2022-07-15 Lens hood
TW111126647A TW202311837A (zh) 2021-07-21 2022-07-15 透鏡罩
CN202280049894.6A CN117651903A (zh) 2021-07-21 2022-07-15 透镜罩件
KR1020247000693A KR20240038697A (ko) 2021-07-21 2022-07-15 렌즈 후드
PCT/JP2022/027840 WO2023002942A1 (ja) 2021-07-21 2022-07-15 レンズフード

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021120361A JP2023016200A (ja) 2021-07-21 2021-07-21 レンズフード

Publications (2)

Publication Number Publication Date
JP2023016200A true JP2023016200A (ja) 2023-02-02
JP2023016200A5 JP2023016200A5 (enExample) 2024-06-12

Family

ID=84979342

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021120361A Pending JP2023016200A (ja) 2021-07-21 2021-07-21 レンズフード

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 (6)

* 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
JP2013054393A (ja) * 2010-05-20 2013-03-21 Toyobo Co Ltd 遮光フィルム
JP2016090950A (ja) * 2014-11-10 2016-05-23 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
JP2019200392A (ja) * 2018-05-18 2019-11-21 Ａｇｃ株式会社 透過型スクリーン
JP2020097730A (ja) * 2018-12-13 2020-06-25 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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
JP6257476B2 (ja) 2014-08-29 2018-01-10 富士フイルム株式会社 レンズフード及び撮像装置
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
JP7157042B2 (ja) * 2019-12-27 2022-10-19 ソマール株式会社 黒色遮光部材

Patent Citations (6)

* 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
JP2013054393A (ja) * 2010-05-20 2013-03-21 Toyobo Co Ltd 遮光フィルム
JP2016090950A (ja) * 2014-11-10 2016-05-23 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
JP2019200392A (ja) * 2018-05-18 2019-11-21 Ａｇｃ株式会社 透過型スクリーン
JP2020097730A (ja) * 2018-12-13 2020-06-25 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

Also Published As

Publication number Publication date
WO2023002942A1 (ja) 2023-01-26
TW202311837A (zh) 2023-03-16
US20240337902A1 (en) 2024-10-10
KR20240038697A (ko) 2024-03-25
CN117651903A (zh) 2024-03-05

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