CH596565A5 - - Google Patents

Info

Publication number
CH596565A5
CH596565A5 CH633476A CH633476A CH596565A5 CH 596565 A5 CH596565 A5 CH 596565A5 CH 633476 A CH633476 A CH 633476A CH 633476 A CH633476 A CH 633476A CH 596565 A5 CH596565 A5 CH 596565A5
Authority
CH
Switzerland
Application number
CH633476A
Inventor
Claude Laesser
Rene Viennet
Eric Saurer
Original Assignee
Ebauches Sa
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 Ebauches Sa filed Critical Ebauches Sa
Priority to CH633476A priority Critical patent/CH596565A5/xx
Priority to DE19762647991 priority patent/DE2647991A1/de
Priority to US05/796,525 priority patent/US4183628A/en
Priority to JP52058630A priority patent/JPS5825B2/ja
Publication of CH596565A5 publication Critical patent/CH596565A5/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/09—Function characteristic transflective
CH633476A 1976-05-20 1976-05-20 CH596565A5 (no)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH633476A CH596565A5 (no) 1976-05-20 1976-05-20
DE19762647991 DE2647991A1 (de) 1976-05-20 1976-10-20 Anzeigevorrichtung
US05/796,525 US4183628A (en) 1976-05-20 1977-05-13 Electronic watch and display device for such watch
JP52058630A JPS5825B2 (ja) 1976-05-20 1977-05-20 表示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH633476A CH596565A5 (no) 1976-05-20 1976-05-20

Publications (1)

Publication Number Publication Date
CH596565A5 true CH596565A5 (no) 1978-03-15

Family

ID=4307902

Family Applications (1)

Application Number Title Priority Date Filing Date
CH633476A CH596565A5 (no) 1976-05-20 1976-05-20

Country Status (3)

Country Link
JP (1) JPS5825B2 (no)
CH (1) CH596565A5 (no)
DE (1) DE2647991A1 (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH633381A5 (de) * 1978-12-20 1982-11-30 Bbc Brown Boveri & Cie Elektrooptische anzeige mit reflektor.
DE3123369A1 (de) * 1981-06-12 1983-02-03 Vdo Schindling Lichtleiter
JPS59173084U (ja) * 1983-05-04 1984-11-19 富士通テン株式会社 半透過型液晶表示装置
JPS61147286A (ja) * 1984-12-21 1986-07-04 帝人化成株式会社 光輝性板
NO159899C (no) * 1986-03-25 1989-02-15 Kjell Hansen Skjerm for bildefremvisning og/eller -opptak.
US4874228A (en) * 1987-03-24 1989-10-17 Minnesota Mining And Manufacturing Company Back-lit display
JP2924055B2 (ja) * 1989-12-08 1999-07-26 セイコーエプソン株式会社 反射型液晶表示素子
JPH0728058A (ja) * 1993-07-07 1995-01-31 Nec Corp 液晶表示装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49127643A (no) * 1973-04-06 1974-12-06
JPS5020749A (no) * 1973-06-22 1975-03-05
JPS5048894A (no) * 1973-08-31 1975-05-01
JPS5754794B2 (no) * 1974-02-27 1982-11-19
JPS5149736A (ja) * 1974-10-28 1976-04-30 Canon Kk Ekishohyojisochi

Also Published As

Publication number Publication date
JPS5825B2 (ja) 1983-01-05
JPS52146197A (en) 1977-12-05
DE2647991A1 (de) 1977-12-01

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Legal Events

Date Code Title Description
PL Patent ceased