GB1531731A - Viewing device - Google Patents

Viewing device

Info

Publication number
GB1531731A
GB1531731A GB756275A GB756275A GB1531731A GB 1531731 A GB1531731 A GB 1531731A GB 756275 A GB756275 A GB 756275A GB 756275 A GB756275 A GB 756275A GB 1531731 A GB1531731 A GB 1531731A
Authority
GB
United Kingdom
Prior art keywords
viewing
film strips
slides
lens
section
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
GB756275A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB756275A priority Critical patent/GB1531731A/en
Publication of GB1531731A publication Critical patent/GB1531731A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02—Viewing or reading apparatus
    • G02B27/04—Viewing or reading apparatus having collapsible parts

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)

Abstract

1531731 Optical viewer D M BENN 24 Dec 1975 [22 Feb 1975] 7562/75 Headings G2J and G2X A device for viewing films and slides comprises a one-piece moulded plastics body 10 in a generally flat form having two integral hinges 12, 14 which define three sections 10A, 10B and 10C, section 10A being adapted to carry a viewing lens and section 10C being so adapted to hold both slides and film strips for viewing (when the device is folded) through the lens, the film strips being movable transversely to the viewing axis. Preferably slides are held by brackets 38 and film strips by slots (42). Reference has been directed by the Comptroller to Specification 1426921.
GB756275A 1975-12-24 1975-12-24 Viewing device Expired GB1531731A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB756275A GB1531731A (en) 1975-12-24 1975-12-24 Viewing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB756275A GB1531731A (en) 1975-12-24 1975-12-24 Viewing device

Publications (1)

Publication Number Publication Date
GB1531731A true GB1531731A (en) 1978-11-08

Family

ID=9835506

Family Applications (1)

Application Number Title Priority Date Filing Date
GB756275A Expired GB1531731A (en) 1975-12-24 1975-12-24 Viewing device

Country Status (1)

Country Link
GB (1) GB1531731A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984002007A1 (en) * 1982-11-17 1984-05-24 Gerard M Ducorday Magnifier reader
GB2130390A (en) * 1982-10-05 1984-05-31 Clover Veronica Viewer device
US4457585A (en) * 1981-08-31 1984-07-03 Ducorday Gerard M Magnifier reader
GB2220276A (en) * 1988-06-21 1990-01-04 Declan Gerard Anthony Mccarthy Multi-purpose reading aid
US5572371A (en) * 1991-06-14 1996-11-05 Micromap Limited Viewer assemblies and viewable material adapted thereto
WO1996037795A1 (en) * 1995-05-25 1996-11-28 Cire Innovation Pty. Ltd. Folding optical device such as binoculars
US6020997A (en) * 1995-05-25 2000-02-01 Cire Innovation Pty Ltd Folding optical device such as binoculars
AU726150B3 (en) * 1999-02-02 2000-11-02 Graham Hood Pty Ltd Viewer wallet
AU729940B2 (en) * 1995-05-25 2001-02-15 Cire Innovation Pty. Ltd. Folding optical device such as binoculars

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4457585A (en) * 1981-08-31 1984-07-03 Ducorday Gerard M Magnifier reader
GB2130390A (en) * 1982-10-05 1984-05-31 Clover Veronica Viewer device
WO1984002007A1 (en) * 1982-11-17 1984-05-24 Gerard M Ducorday Magnifier reader
GB2220276A (en) * 1988-06-21 1990-01-04 Declan Gerard Anthony Mccarthy Multi-purpose reading aid
GB2220276B (en) * 1988-06-21 1992-04-22 Declan Gerard Anthony Mccarthy Multi-purpose reading aid
US5572371A (en) * 1991-06-14 1996-11-05 Micromap Limited Viewer assemblies and viewable material adapted thereto
WO1996037795A1 (en) * 1995-05-25 1996-11-28 Cire Innovation Pty. Ltd. Folding optical device such as binoculars
US6020997A (en) * 1995-05-25 2000-02-01 Cire Innovation Pty Ltd Folding optical device such as binoculars
AU729940B2 (en) * 1995-05-25 2001-02-15 Cire Innovation Pty. Ltd. Folding optical device such as binoculars
AU726150B3 (en) * 1999-02-02 2000-11-02 Graham Hood Pty Ltd Viewer wallet

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee