DE241808C - - Google Patents
Info
- Publication number
- DE241808C DE241808C DENDAT241808D DE241808DA DE241808C DE 241808 C DE241808 C DE 241808C DE NDAT241808 D DENDAT241808 D DE NDAT241808D DE 241808D A DE241808D A DE 241808DA DE 241808 C DE241808 C DE 241808C
- Authority
- DE
- Germany
- Prior art keywords
- light bundle
- curves
- light
- diaphragm
- aperture
- 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
- 230000001154 acute effect Effects 0.000 claims 1
- 239000012528 membrane Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
Landscapes
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE241808C true DE241808C (https=) |
Family
ID=501077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT241808D Active DE241808C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE241808C (https=) |
-
0
- DE DENDAT241808D patent/DE241808C/de active Active
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