GB2281411B - Surface reflecting mirror with three protective layers - Google Patents

Surface reflecting mirror with three protective layers

Info

Publication number
GB2281411B
GB2281411B GB9421648A GB9421648A GB2281411B GB 2281411 B GB2281411 B GB 2281411B GB 9421648 A GB9421648 A GB 9421648A GB 9421648 A GB9421648 A GB 9421648A GB 2281411 B GB2281411 B GB 2281411B
Authority
GB
United Kingdom
Prior art keywords
reflecting mirror
protective layers
surface reflecting
protective
layers
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.)
Expired - Fee Related
Application number
GB9421648A
Other versions
GB9421648D0 (en
GB2281411A (en
Inventor
Hideo Fujii
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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
Priority claimed from JP03349304A external-priority patent/JP3120882B2/en
Priority claimed from JP11083192A external-priority patent/JP3206957B2/en
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority claimed from GB9222448A external-priority patent/GB2261079B/en
Publication of GB9421648D0 publication Critical patent/GB9421648D0/en
Publication of GB2281411A publication Critical patent/GB2281411A/en
Application granted granted Critical
Publication of GB2281411B publication Critical patent/GB2281411B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/0816—Multilayer mirrors, i.e. having two or more reflecting layers
    • G02B5/085—Multilayer mirrors, i.e. having two or more reflecting layers at least one of the reflecting layers comprising metal
    • G02B5/0858—Multilayer mirrors, i.e. having two or more reflecting layers at least one of the reflecting layers comprising metal the reflecting layers comprising a single metallic layer with one or more dielectric layers
    • G02B1/105—
    • 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
    • G02B1/14—Protective coatings, e.g. hard coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/0808—Mirrors having a single reflecting layer
GB9421648A 1991-10-31 1992-10-26 Surface reflecting mirror with three protective layers Expired - Fee Related GB2281411B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP03349304A JP3120882B2 (en) 1991-10-31 1991-10-31 Surface high reflection mirror
JP11083192A JP3206957B2 (en) 1992-04-03 1992-04-03 Surface reflector
GB9222448A GB2261079B (en) 1991-10-31 1992-10-26 Surface reflecting mirror

Publications (3)

Publication Number Publication Date
GB9421648D0 GB9421648D0 (en) 1994-12-14
GB2281411A GB2281411A (en) 1995-03-01
GB2281411B true GB2281411B (en) 1995-07-12

Family

ID=27266429

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9421648A Expired - Fee Related GB2281411B (en) 1991-10-31 1992-10-26 Surface reflecting mirror with three protective layers

Country Status (1)

Country Link
GB (1) GB2281411B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004117747A (en) * 2002-09-25 2004-04-15 Fujitsu Ltd Optical device
CN102338898A (en) * 2010-07-28 2012-02-01 盛玉林 Reflector plate and processing process thereof
US9151880B2 (en) * 2013-02-19 2015-10-06 Guardian Do Brasil Vidros Planos Ltda. Mirror having reflective layer of or including silicon aluminum
DE102014108679A1 (en) * 2014-06-20 2015-12-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Optical element with a reflective coating
DE102019119692A1 (en) * 2019-07-21 2021-01-21 Optics Balzers Ag Process for the production of environmentally stable aluminum mirrors on plastic

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2241709A (en) * 1990-02-16 1991-09-11 Asahi Optical Co Ltd Surface reflector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2241709A (en) * 1990-02-16 1991-09-11 Asahi Optical Co Ltd Surface reflector

Also Published As

Publication number Publication date
GB9421648D0 (en) 1994-12-14
GB2281411A (en) 1995-03-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20031026