GB1232099A - - Google Patents

Info

Publication number
GB1232099A
GB1232099A GB1232099DA GB1232099A GB 1232099 A GB1232099 A GB 1232099A GB 1232099D A GB1232099D A GB 1232099DA GB 1232099 A GB1232099 A GB 1232099A
Authority
GB
United Kingdom
Prior art keywords
axis
prism
degrees
along
aug
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
Other languages
English (en)
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 filed Critical
Publication of GB1232099A publication Critical patent/GB1232099A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
    • G02B23/08—Periscopes

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
GB1232099D 1968-08-16 1968-08-16 Expired GB1232099A (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3919668 1968-08-16

Publications (1)

Publication Number Publication Date
GB1232099A true GB1232099A (no) 1971-05-19

Family

ID=10408221

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1232099D Expired GB1232099A (no) 1968-08-16 1968-08-16

Country Status (1)

Country Link
GB (1) GB1232099A (no)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2186993A (en) * 1986-02-26 1987-08-26 British Nuclear Fuels Plc Viewing systems with variable field of view
US4859045A (en) * 1986-12-02 1989-08-22 State Of Israel-Ministry Of Defence, Armament Development Authority Rafael Viewfinder system for a periscope
GB2233784A (en) * 1989-07-04 1991-01-16 Renishaw Plc Laser beam deflector comprising two reflectors
GB2368919A (en) * 2000-10-02 2002-05-15 Longperng Co Ltd Revolving optical eyepiece with revolving plane mirror

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2186993A (en) * 1986-02-26 1987-08-26 British Nuclear Fuels Plc Viewing systems with variable field of view
US4859045A (en) * 1986-12-02 1989-08-22 State Of Israel-Ministry Of Defence, Armament Development Authority Rafael Viewfinder system for a periscope
GB2233784A (en) * 1989-07-04 1991-01-16 Renishaw Plc Laser beam deflector comprising two reflectors
GB2233784B (en) * 1989-07-04 1993-08-25 Renishaw Plc Beam deflector
GB2368919A (en) * 2000-10-02 2002-05-15 Longperng Co Ltd Revolving optical eyepiece with revolving plane mirror
DE10147780B4 (de) * 2000-10-02 2005-06-23 Longperng Co., Ltd. Winkeleinstellbares Okularset

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees