GB1140678A - A method of and apparatus for detecting and/or measuring small displacements - Google Patents

A method of and apparatus for detecting and/or measuring small displacements

Info

Publication number
GB1140678A
GB1140678A GB2059365A GB2059365A GB1140678A GB 1140678 A GB1140678 A GB 1140678A GB 2059365 A GB2059365 A GB 2059365A GB 2059365 A GB2059365 A GB 2059365A GB 1140678 A GB1140678 A GB 1140678A
Authority
GB
United Kingdom
Prior art keywords
detecting
small displacements
measuring small
displacements
measuring
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
GB2059365A
Inventor
Raymond John King
Stanley Peter Middleton
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Priority to GB2059365A priority Critical patent/GB1140678A/en
Publication of GB1140678A publication Critical patent/GB1140678A/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
    • G02B23/10—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors reflecting into the field of view additional indications, e.g. from collimator
GB2059365A 1965-05-14 1965-05-14 A method of and apparatus for detecting and/or measuring small displacements Expired GB1140678A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2059365A GB1140678A (en) 1965-05-14 1965-05-14 A method of and apparatus for detecting and/or measuring small displacements

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2059365A GB1140678A (en) 1965-05-14 1965-05-14 A method of and apparatus for detecting and/or measuring small displacements

Publications (1)

Publication Number Publication Date
GB1140678A true GB1140678A (en) 1969-01-22

Family

ID=10148492

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2059365A Expired GB1140678A (en) 1965-05-14 1965-05-14 A method of and apparatus for detecting and/or measuring small displacements

Country Status (1)

Country Link
GB (1) GB1140678A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2188141A1 (en) * 1972-06-09 1974-01-18 Scott Richard

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2188141A1 (en) * 1972-06-09 1974-01-18 Scott Richard

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