DE222754C - - Google Patents
Info
- Publication number
- DE222754C DE222754C DENDAT222754D DE222754DA DE222754C DE 222754 C DE222754 C DE 222754C DE NDAT222754 D DENDAT222754 D DE NDAT222754D DE 222754D A DE222754D A DE 222754DA DE 222754 C DE222754 C DE 222754C
- Authority
- DE
- Germany
- Prior art keywords
- mirror
- bladder
- curve
- mirror system
- images
- 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
- 241000238633 Odonata Species 0.000 description 8
- 239000003550 marker Substances 0.000 description 3
- 241000182341 Cubitermes group Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
- G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
- G01C9/26—Details
- G01C9/32—Means for facilitating the observation of the position of the bubble, e.g. illuminating means
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Length Measuring Devices By Optical Means (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE222754C true DE222754C (enrdf_load_stackoverflow) |
Family
ID=483619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT222754D Active DE222754C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE222754C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT222754D patent/DE222754C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3447893A1 (de) | Optisches system fuer endoskope | |
| DE222754C (enrdf_load_stackoverflow) | ||
| DE721462C (de) | Zusatzsystem zur Kompensierung der chromatischen Vergroesserungsdifferenzen der abbildenden Systeme eines Mikroskops | |
| DE722520C (de) | Zweigliedriges Austausch-Linsensystem | |
| DE237072C (enrdf_load_stackoverflow) | ||
| AT47792B (de) | Röhrenlibelle mit einem Spiegelsystem, das die Bilder der beiden Blasenenden dicht beieinander entwirft. | |
| DE216193C (enrdf_load_stackoverflow) | ||
| DE216854C (enrdf_load_stackoverflow) | ||
| DE650908C (de) | Optisches Suchersystem | |
| DE707499C (de) | Vorrichtung zur stereoskopischen Betrachtung von Abbildungen | |
| DE420223C (de) | Objektiv aus einer dem Objekt zugekehrten konkav-konvexen Zerstreuungslinse und einer im Abstand nachfolgenden Sammellinse | |
| AT88505B (de) | Die Standlinie in sich enthaltender, wagrechter Entfernungsmesser. | |
| DE250395C (enrdf_load_stackoverflow) | ||
| AT60140B (de) | Enfernungsmesser mit einem Spiegelsystem, das die eintretenden Achsenstrahlen einander nähert. | |
| DE262323C (enrdf_load_stackoverflow) | ||
| DE4107070A1 (de) | Zweiteiliger, farbfehlerfreier planachromat | |
| DE205128C (enrdf_load_stackoverflow) | ||
| DE197737C (enrdf_load_stackoverflow) | ||
| DE904476C (de) | Mehrgliedriges Okular | |
| DE651262C (de) | Stereoskopischer Entfernungsmesser mit festen Messmarken | |
| DE216420C (enrdf_load_stackoverflow) | ||
| DE643570C (de) | Optik fuer Tonfilmgeraete | |
| DE903748C (de) | Photographisches Objektiv | |
| DE917277C (de) | Verfahren und Einrichtungen zum Vergleich der Umrissform eines profilierten Koerpers mit der Sollform des Umrisses | |
| DE722519C (de) | Anastigmatisches photographisches Objektiv |