DD225514B1 - Optisches lesegeraet fuer sehschwache - Google Patents
Optisches lesegeraet fuer sehschwache Download PDFInfo
- Publication number
- DD225514B1 DD225514B1 DD26483884A DD26483884A DD225514B1 DD 225514 B1 DD225514 B1 DD 225514B1 DD 26483884 A DD26483884 A DD 26483884A DD 26483884 A DD26483884 A DD 26483884A DD 225514 B1 DD225514 B1 DD 225514B1
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- optical device
- optical
- tilting
- device part
- lens
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims description 20
- 230000001771 impaired effect Effects 0.000 claims description 6
- 239000011521 glass Substances 0.000 description 3
- 230000036544 posture Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000004424 eye movement Effects 0.000 description 2
- 230000004438 eyesight Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 210000001747 pupil Anatomy 0.000 description 2
- 241000282461 Canis lupus Species 0.000 description 1
- 208000010415 Low Vision Diseases 0.000 description 1
- 206010047531 Visual acuity reduced Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 230000004886 head movement Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000004303 low vision Effects 0.000 description 1
- 230000004315 low visual acuity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
- 230000008403 visual deficit Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Microscoopes, Condenser (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD26483884A DD225514B1 (de) | 1984-07-02 | 1984-07-02 | Optisches lesegeraet fuer sehschwache |
| HU182985A HUT39270A (en) | 1984-07-02 | 1985-05-15 | Optical reading aid for amblyopic persons |
| GB08514059A GB2161291B (en) | 1984-07-02 | 1985-06-04 | Microscope and mirror for optical reading |
| CS854492A CS271078B1 (en) | 1984-07-02 | 1985-06-20 | Optical device for reading determinated for near-sighted people |
| DE19853522187 DE3522187A1 (de) | 1984-07-02 | 1985-06-21 | Optisches lesegeraet fuer sehschwache |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD26483884A DD225514B1 (de) | 1984-07-02 | 1984-07-02 | Optisches lesegeraet fuer sehschwache |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DD225514A1 DD225514A1 (de) | 1985-07-31 |
| DD225514B1 true DD225514B1 (de) | 1987-08-26 |
Family
ID=5558503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD26483884A DD225514B1 (de) | 1984-07-02 | 1984-07-02 | Optisches lesegeraet fuer sehschwache |
Country Status (5)
| Country | Link |
|---|---|
| CS (1) | CS271078B1 (cs) |
| DD (1) | DD225514B1 (cs) |
| DE (1) | DE3522187A1 (cs) |
| GB (1) | GB2161291B (cs) |
| HU (1) | HUT39270A (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5563735A (en) * | 1993-11-30 | 1996-10-08 | Hughes Electronics | Parallel action angular adjustment mechanism |
-
1984
- 1984-07-02 DD DD26483884A patent/DD225514B1/de not_active IP Right Cessation
-
1985
- 1985-05-15 HU HU182985A patent/HUT39270A/hu unknown
- 1985-06-04 GB GB08514059A patent/GB2161291B/en not_active Expired
- 1985-06-20 CS CS854492A patent/CS271078B1/cs unknown
- 1985-06-21 DE DE19853522187 patent/DE3522187A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CS271078B1 (en) | 1990-08-14 |
| GB2161291B (en) | 1988-01-27 |
| DE3522187A1 (de) | 1986-01-16 |
| CS449285A1 (en) | 1988-02-15 |
| GB2161291A (en) | 1986-01-08 |
| HUT39270A (en) | 1986-08-28 |
| GB8514059D0 (en) | 1985-07-10 |
| DD225514A1 (de) | 1985-07-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RPI | Change in the person, name or address of the patentee (searches according to art. 11 and 12 extension act) | ||
| ENJ | Ceased due to non-payment of renewal fee |