DE315540C - - Google Patents
Info
- Publication number
- DE315540C DE315540C DENDAT315540D DE315540DA DE315540C DE 315540 C DE315540 C DE 315540C DE NDAT315540 D DENDAT315540 D DE NDAT315540D DE 315540D A DE315540D A DE 315540DA DE 315540 C DE315540 C DE 315540C
- Authority
- DE
- Germany
- Prior art keywords
- prism
- eye
- refraction
- point
- height
- 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.)
- Active
Links
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C1/00—Measuring angles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/12—Instruments for setting out fixed angles, e.g. right angles
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Lenses (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE315540C true DE315540C (https=) |
Family
ID=568292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT315540D Active DE315540C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE315540C (https=) |
-
0
- DE DENDAT315540D patent/DE315540C/de active Active
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