GB1397369A - Scale illumination for measuring instruments - Google Patents

Scale illumination for measuring instruments

Info

Publication number
GB1397369A
GB1397369A GB4162373A GB4162373A GB1397369A GB 1397369 A GB1397369 A GB 1397369A GB 4162373 A GB4162373 A GB 4162373A GB 4162373 A GB4162373 A GB 4162373A GB 1397369 A GB1397369 A GB 1397369A
Authority
GB
United Kingdom
Prior art keywords
scale
semi
scales
conductor
telescope
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
GB4162373A
Other languages
English (en)
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.)
Leica Geosystems AG
Original Assignee
Wild Heerbrugg AG
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 Wild Heerbrugg AG filed Critical Wild Heerbrugg AG
Publication of GB1397369A publication Critical patent/GB1397369A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C1/00—Measuring angles
    • G01C1/02—Theodolites
    • G01C1/06—Arrangements for reading scales

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Microscoopes, Condenser (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Telescopes (AREA)
  • Indicating Measured Values (AREA)
GB4162373A 1972-09-05 1973-09-04 Scale illumination for measuring instruments Expired GB1397369A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722243509 DE2243509C3 (de) 1972-09-05 1972-09-05 Theodolit

Publications (1)

Publication Number Publication Date
GB1397369A true GB1397369A (en) 1975-06-11

Family

ID=5855503

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4162373A Expired GB1397369A (en) 1972-09-05 1973-09-04 Scale illumination for measuring instruments

Country Status (8)

Country Link
JP (1) JPS4976544A (enrdf_load_stackoverflow)
CH (1) CH555039A (enrdf_load_stackoverflow)
DE (1) DE2243509C3 (enrdf_load_stackoverflow)
FR (1) FR2198122B3 (enrdf_load_stackoverflow)
GB (1) GB1397369A (enrdf_load_stackoverflow)
IT (1) IT993142B (enrdf_load_stackoverflow)
NL (1) NL7312190A (enrdf_load_stackoverflow)
SE (1) SE386740B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2149465C1 (ru) * 1999-01-05 2000-05-20 Айриян Юрий Аршакович Способ снятия отсчета

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54100628U (enrdf_load_stackoverflow) * 1977-12-26 1979-07-16
JPS5662512U (enrdf_load_stackoverflow) * 1979-10-22 1981-05-27
JPS5836313U (ja) * 1981-09-01 1983-03-09 東京光学機械株式会社 マイクロ目盛読取装置
JPS58101118U (ja) * 1981-12-28 1983-07-09 東京光学機械株式会社 経緯儀
JPS60159302U (ja) * 1984-04-02 1985-10-23 西川　誠幹 測量機の角度目盛読取装置
CN117108885B (zh) * 2023-10-23 2023-12-19 深圳市永基建筑工程检验有限公司 一种建筑物垂直度监测仪器

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541572A (en) * 1968-02-21 1970-11-17 Voldemar Garrievich Shults Coding theodolite

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2149465C1 (ru) * 1999-01-05 2000-05-20 Айриян Юрий Аршакович Способ снятия отсчета

Also Published As

Publication number Publication date
FR2198122A1 (enrdf_load_stackoverflow) 1974-03-29
JPS4976544A (enrdf_load_stackoverflow) 1974-07-24
DE2243509C3 (de) 1981-02-26
IT993142B (it) 1975-09-30
NL7312190A (enrdf_load_stackoverflow) 1974-03-07
CH555039A (de) 1974-10-15
DE2243509A1 (de) 1974-03-28
FR2198122B3 (enrdf_load_stackoverflow) 1976-08-06
SE386740B (sv) 1976-08-16
DE2243509B2 (de) 1975-11-20

Similar Documents

Publication Publication Date Title
GB1349438A (en) Builders level
GB1397369A (en) Scale illumination for measuring instruments
US4402140A (en) Telescope with compass
GB1248853A (en) Optical apparatus for sensing angular motion
US2757567A (en) Theodolite having scale reading means
US3557458A (en) Coding theodolite
US2173142A (en) Optical system for sextants and the like
US4763419A (en) Optical viewing system
GB1256104A (en) Apparatus for determining the orientation of an object
GB1536076A (en) Instrument for obtaining a vertical angle
GB1293808A (en) Improvements in binoculars
US1966844A (en) Navigational instrument
GB1241549A (en) An improved photometric instrument
GB2016850A (en) Tilt sensor
GB541948A (en) Improvements in or relating to theodolites
GB1394453A (en) Optical instruments
GB1109172A (en) Telescopic direction-finding apparatus
SU1401279A1 (ru) Дальномер
GB1321697A (en) Optical attachments for exposure meters
GB615183A (en) Improvements in scale reading devices for instruments for measuring angles
GB1107945A (en) Improvements relating to indicating instruments
GB835810A (en) Improvements in or relating to pendulum devices
GB1454275A (en) Sighting discs particularly for surveying
GB1296070A (enrdf_load_stackoverflow)
GB815329A (en) Improvements in optical range-finders

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee