GB961769A - Improvements relating to non-specular reflectors - Google Patents

Improvements relating to non-specular reflectors

Info

Publication number
GB961769A
GB961769A GB1850162A GB1850162A GB961769A GB 961769 A GB961769 A GB 961769A GB 1850162 A GB1850162 A GB 1850162A GB 1850162 A GB1850162 A GB 1850162A GB 961769 A GB961769 A GB 961769A
Authority
GB
United Kingdom
Prior art keywords
improvements relating
specular reflectors
division
irregularities
specular
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
Application number
GB1850162A
Inventor
John Ferdinand Beacroft
John Willoughby Thomas Wright
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.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries 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
Application filed by Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Priority to GB1850162A priority Critical patent/GB961769A/en
Priority to DE1963A0019987 priority patent/DE1924155U/en
Priority to FR934652A priority patent/FR1356721A/en
Publication of GB961769A publication Critical patent/GB961769A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

961,769. Reflecting surfaces. ASSOCIATED ELECTRICAL INDUSTRIES Ltd. May 1, 1963 [May 14, 1962], No. 18501/62. Drawings to Specification. Heading F4R. [Also in Division G2] The envelope of an electric projector lamp includes a spherical, non-specular metallic reflector formed (see Division G2) by pressing a backing member having a random or uniform pattern of surface irregularities into contact with a reflection surface until those irregularities appear in the surface.
GB1850162A 1962-05-14 1962-05-14 Improvements relating to non-specular reflectors Expired GB961769A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1850162A GB961769A (en) 1962-05-14 1962-05-14 Improvements relating to non-specular reflectors
DE1963A0019987 DE1924155U (en) 1962-05-14 1963-05-10 DIFFUSED REFLECTIVE MIRROR.
FR934652A FR1356721A (en) 1962-05-14 1963-05-13 Non-shimmering metallic reflectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1850162A GB961769A (en) 1962-05-14 1962-05-14 Improvements relating to non-specular reflectors

Publications (1)

Publication Number Publication Date
GB961769A true GB961769A (en) 1964-06-24

Family

ID=10113516

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1850162A Expired GB961769A (en) 1962-05-14 1962-05-14 Improvements relating to non-specular reflectors

Country Status (2)

Country Link
DE (1) DE1924155U (en)
GB (1) GB961769A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0000606A1 (en) * 1977-07-21 1979-02-07 Metallgesellschaft Ag Method of making metal sheets for reflectors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0000606A1 (en) * 1977-07-21 1979-02-07 Metallgesellschaft Ag Method of making metal sheets for reflectors

Also Published As

Publication number Publication date
DE1924155U (en) 1965-09-23

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