DE2347426A1 - Optische vorrichtung zur messung enger oder kleiner winkel - Google Patents
Optische vorrichtung zur messung enger oder kleiner winkelInfo
- Publication number
- DE2347426A1 DE2347426A1 DE19732347426 DE2347426A DE2347426A1 DE 2347426 A1 DE2347426 A1 DE 2347426A1 DE 19732347426 DE19732347426 DE 19732347426 DE 2347426 A DE2347426 A DE 2347426A DE 2347426 A1 DE2347426 A1 DE 2347426A1
- Authority
- DE
- Germany
- Prior art keywords
- wedge
- angle
- rotation
- telescope
- optical
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title claims description 22
- 238000005259 measurement Methods 0.000 claims description 14
- 230000009347 mechanical transmission Effects 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000012780 transparent material Substances 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000010006 flight Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 241000237858 Gastropoda Species 0.000 description 1
- 229910001374 Invar Inorganic materials 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
- G01C3/26—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object
- G01C3/28—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object with provision for reduction of the distance into the horizontal plane
- G01C3/30—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with fixed angles and a base of variable length, at, near, or formed by the object with provision for reduction of the distance into the horizontal plane with adaptation to the measurement of the height of an object, e.g. tacheometers
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT29421/72A IT967647B (it) | 1972-09-20 | 1972-09-20 | Distanziometro ad angolo paral lattico variabile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2347426A1 true DE2347426A1 (de) | 1974-04-11 |
Family
ID=11226956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732347426 Pending DE2347426A1 (de) | 1972-09-20 | 1973-09-20 | Optische vorrichtung zur messung enger oder kleiner winkel |
Country Status (6)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4717251A (en) * | 1986-02-06 | 1988-01-05 | Cubic Corporation | Elevation measurement in high order surveying |
-
1972
- 1972-09-20 IT IT29421/72A patent/IT967647B/it active
-
1973
- 1973-09-17 CH CH1340773A patent/CH568548A5/xx not_active IP Right Cessation
- 1973-09-17 US US397912A patent/US3907432A/en not_active Expired - Lifetime
- 1973-09-20 FR FR7334426A patent/FR2200507B3/fr not_active Expired
- 1973-09-20 JP JP48105535A patent/JPS4994350A/ja active Pending
- 1973-09-20 DE DE19732347426 patent/DE2347426A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2200507B3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-08-20 |
| FR2200507A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-04-19 |
| JPS4994350A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-09-07 |
| IT967647B (it) | 1974-03-11 |
| US3907432A (en) | 1975-09-23 |
| CH568548A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-10-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2347426A1 (de) | Optische vorrichtung zur messung enger oder kleiner winkel | |
| DE739515C (de) | Anordnung zum Herstellen von Skaleneinteilungen von Zeigermessgeraeten | |
| DE504783C (de) | Feldmess- oder Nivelliergeraet | |
| AT221823B (de) | Nivellieranordnung für große Zielweiten | |
| DE554731C (de) | Tachymeterfernrohr | |
| DE245085C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| CH148800A (de) | Feldmessgerät. | |
| DE156635C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE340139C (de) | Topographischer Apparat mit Visiervorrichtung und Entfernungsmesser | |
| DE8289C (de) | Mefsinstrument für Markscheider | |
| DE230417C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE938219C (de) | Verfahren und Vorrichtung zur optischen Distanzmessung | |
| AT214159B (de) | Vermessungsgerät zur Bestimmung der horizontalen und vertikalen Komponenten einer schrägen Entfernung mit veränderlicher Basis am Standpunkt und konstantem parallaktischem Winkel | |
| DE564013C (de) | Ablesemikroskop, insbesondere fuer Vermessungsgeraete und Messmaschinen | |
| DE1893721U (de) | Optische entfernungsmessvorrichtung. | |
| DE3942922A1 (de) | Vorrichtung zur optischen messung von winkeln zwischen zwei annaehernd parallel verlaufenden optischen achsen | |
| DE310546C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| AT52184B (de) | Entfernungsmesser. | |
| DE9622C (de) | Entfernungsmesser | |
| DE325510C (de) | Entfernungsmesser mit zwei parallelen Messfaeden im Fernrohre | |
| DE219276C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE352473C (de) | Vorrichtung zur Ermittlung der Schussentfernung von solchen Luftfahrzeugen, die sich in einer wagerechten Ebene gleichfoermig und geradlinig bewegen | |
| AT130080B (de) | Tachymeterfernrohr. | |
| DE349207C (de) | Einrichtung zum Pruefen von Bolzengewinden | |
| AT120273B (de) | Verfahren und Vorrichtung zur mechanischen Auflösung rechtwinkliger Dreiecke. |