IT956518B - Pannello trasparente prismatico per illuminazione a bassa lumine scenza - Google Patents

Pannello trasparente prismatico per illuminazione a bassa lumine scenza

Info

Publication number
IT956518B
IT956518B IT25609/72A IT2560972A IT956518B IT 956518 B IT956518 B IT 956518B IT 25609/72 A IT25609/72 A IT 25609/72A IT 2560972 A IT2560972 A IT 2560972A IT 956518 B IT956518 B IT 956518B
Authority
IT
Italy
Prior art keywords
scenza
lighting
light
low
transparent prismatic
Prior art date
Application number
IT25609/72A
Other languages
English (en)
Original Assignee
Goytisolo Taltavull Ignacio
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 Goytisolo Taltavull Ignacio filed Critical Goytisolo Taltavull Ignacio
Application granted granted Critical
Publication of IT956518B publication Critical patent/IT956518B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
    • F21V5/005—Refractors for light sources using microoptical elements for redirecting or diffusing light using microprisms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G02B5/0215—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having a regular structure
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
IT25609/72A 1971-06-14 1972-06-13 Pannello trasparente prismatico per illuminazione a bassa lumine scenza IT956518B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15272671A 1971-06-14 1971-06-14

Publications (1)

Publication Number Publication Date
IT956518B true IT956518B (it) 1973-10-10

Family

ID=22544140

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25609/72A IT956518B (it) 1971-06-14 1972-06-13 Pannello trasparente prismatico per illuminazione a bassa lumine scenza

Country Status (4)

Country Link
US (1) US3716709A (it)
DE (1) DE2229011A1 (it)
FR (1) FR2142446A5 (it)
IT (1) IT956518B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3044470A1 (de) * 1980-11-26 1982-06-03 Kernforschungsanlage Jülich GmbH, 5170 Jülich Verfahren zur moeglichst gleichmaessigen ausleuchtung einer flaeche ausgehend von einem parallelstrahlenbuendel und vorrichtung der laser-diagnostik
US4703405A (en) * 1986-07-17 1987-10-27 Ian Lewin Glare reducing lens
EP1852737A1 (en) * 2000-12-13 2007-11-07 Mitsubishi Rayon Co. Ltd. Light source device
US7690814B2 (en) * 2005-03-10 2010-04-06 Honeywell International Inc. Luminaire with a one-sided diffuser
ITMI20071887A1 (it) * 2007-10-02 2009-04-03 Iguzzini Illuminazione Schermo ottico per il direzionamento di raggi luminosi con elementi a geometria ottimizzata
US11346542B2 (en) * 2019-06-13 2022-05-31 Apple Inc. Electronic device with diffusively illuminated housing portions

Also Published As

Publication number Publication date
FR2142446A5 (it) 1973-01-26
DE2229011A1 (de) 1972-12-28
US3716709A (en) 1973-02-13

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