DE253523C - - Google Patents
Info
- Publication number
- DE253523C DE253523C DENDAT253523D DE253523DA DE253523C DE 253523 C DE253523 C DE 253523C DE NDAT253523 D DENDAT253523 D DE NDAT253523D DE 253523D A DE253523D A DE 253523DA DE 253523 C DE253523 C DE 253523C
- Authority
- DE
- Germany
- Prior art keywords
- binoculars
- mirror
- lens
- flap
- eyepiece
- 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
- 241000031711 Cytophagaceae Species 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
- G02B23/08—Periscopes
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Telescopes (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE253523C true DE253523C (ja�@�@) |
Family
ID=511798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT253523D Active DE253523C (ja�@�@) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE253523C (ja�@�@) |
-
0
- DE DENDAT253523D patent/DE253523C/de active Active
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