JPS537252A - Multi-layer reflection preventive film - Google Patents

Multi-layer reflection preventive film

Info

Publication number
JPS537252A
JPS537252A JP8130176A JP8130176A JPS537252A JP S537252 A JPS537252 A JP S537252A JP 8130176 A JP8130176 A JP 8130176A JP 8130176 A JP8130176 A JP 8130176A JP S537252 A JPS537252 A JP S537252A
Authority
JP
Japan
Prior art keywords
preventive film
layer reflection
reflection preventive
laminating
attempt
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
JP8130176A
Other languages
Japanese (ja)
Inventor
Osamu Kamiya
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP8130176A priority Critical patent/JPS537252A/en
Priority to DE19772730759 priority patent/DE2730759A1/en
Publication of JPS537252A publication Critical patent/JPS537252A/en
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
    • G02B1/113—Anti-reflection coatings using inorganic layer materials only
    • G02B1/115—Multilayers

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Surface Treatment Of Optical Elements (AREA)
  • Laminated Bodies (AREA)

Abstract

PURPOSE: To attempt to improve reflection factor by laminating on a substrate with refractive index nG four layers of optical films satisfying predetermined conditions of respective refractive indices and film thicknesses for a standard wavelength λ0.
COPYRIGHT: (C)1978,JPO&Japio
JP8130176A 1976-07-08 1976-07-08 Multi-layer reflection preventive film Pending JPS537252A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP8130176A JPS537252A (en) 1976-07-08 1976-07-08 Multi-layer reflection preventive film
DE19772730759 DE2730759A1 (en) 1976-07-08 1977-07-07 Multilayer anti-reflex coating for lenses etc. - using nonuniform layer formed from four coatings applied consecutively

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8130176A JPS537252A (en) 1976-07-08 1976-07-08 Multi-layer reflection preventive film

Publications (1)

Publication Number Publication Date
JPS537252A true JPS537252A (en) 1978-01-23

Family

ID=13742559

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8130176A Pending JPS537252A (en) 1976-07-08 1976-07-08 Multi-layer reflection preventive film

Country Status (2)

Country Link
JP (1) JPS537252A (en)
DE (1) DE2730759A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD298850A5 (en) * 1990-02-02 1992-03-12 Jenoptik Carl Zeiss Jena Gmbh,De MULTILAYER-antireflection coating
AU756842B2 (en) * 2000-08-29 2003-01-23 Hoya Corporation Optical element having antireflection film

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4919814B1 (en) * 1969-10-09 1974-05-20
US3960441A (en) * 1972-10-06 1976-06-01 Canon Kabushiki Kaisha Anti-reflection coating having pseudo-inhomogeneous layers

Also Published As

Publication number Publication date
DE2730759A1 (en) 1978-01-12
DE2730759C2 (en) 1988-06-16

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