JPS55140736A - Light screening glass board and its manufacture - Google Patents

Light screening glass board and its manufacture

Info

Publication number
JPS55140736A
JPS55140736A JP4206280A JP4206280A JPS55140736A JP S55140736 A JPS55140736 A JP S55140736A JP 4206280 A JP4206280 A JP 4206280A JP 4206280 A JP4206280 A JP 4206280A JP S55140736 A JPS55140736 A JP S55140736A
Authority
JP
Japan
Prior art keywords
manufacture
glass board
screening glass
light screening
light
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
JP4206280A
Other languages
Japanese (ja)
Inventor
Shiyureedaa Hiyuubaato
Deyurorufu Hansu
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.)
Schott AG
Original Assignee
Jenaer Glaswerk Schott and Gen
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 Jenaer Glaswerk Schott and Gen filed Critical Jenaer Glaswerk Schott and Gen
Publication of JPS55140736A publication Critical patent/JPS55140736A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Glass Compositions (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Surface Treatment Of Glass (AREA)
  • Overhead Projectors And Projection Screens (AREA)
JP4206280A 1979-04-11 1980-04-02 Light screening glass board and its manufacture Pending JPS55140736A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792914682 DE2914682C3 (en) 1979-04-11 1979-04-11 Process for the production of a glass plate acting as a light screen and a glass plate produced according to this process

Publications (1)

Publication Number Publication Date
JPS55140736A true JPS55140736A (en) 1980-11-04

Family

ID=6068076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4206280A Pending JPS55140736A (en) 1979-04-11 1980-04-02 Light screening glass board and its manufacture

Country Status (4)

Country Link
JP (1) JPS55140736A (en)
DE (1) DE2914682C3 (en)
FR (1) FR2454114A1 (en)
GB (1) GB2047912A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3127247A1 (en) * 1981-07-10 1983-01-20 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Process for producing a louvre filter and device for carrying out the process
CH690657A5 (en) * 1993-12-01 2000-11-30 Olga Raimondi Staeuble A directional filter for the light fittings.
DE102013217709A1 (en) * 2013-09-05 2015-03-05 Carl Zeiss Microscopy Gmbh Lighting device and digital profile projector
DE102020205437B3 (en) 2020-04-29 2021-07-01 Continental Automotive Gmbh Head-up display with lamellar element and a method for producing a corresponding lamellar element
GB2622102A (en) * 2022-09-05 2024-03-06 Envisics Ltd Light control film
GB2622103A (en) * 2022-09-05 2024-03-06 Envisics Ltd Light control film

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL164396B (en) * 1967-11-14 1980-07-15 Minnesota Mining & Mfg OVERHEAD PROJECTOR WITH ANTI-BLINDING SCREEN.
FR2133914B1 (en) * 1971-04-20 1975-08-29 Matsushita Electric Ind Co Ltd

Also Published As

Publication number Publication date
FR2454114A1 (en) 1980-11-07
DE2914682C3 (en) 1982-05-13
DE2914682A1 (en) 1981-03-26
DE2914682B2 (en) 1981-08-13
GB2047912A (en) 1980-12-03

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