DE211638C - - Google Patents
Info
- Publication number
- DE211638C DE211638C DENDAT211638D DE211638DA DE211638C DE 211638 C DE211638 C DE 211638C DE NDAT211638 D DENDAT211638 D DE NDAT211638D DE 211638D A DE211638D A DE 211638DA DE 211638 C DE211638 C DE 211638C
- Authority
- DE
- Germany
- Prior art keywords
- contacts
- perimeter
- field
- attached
- view
- 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
- 238000010586 diagram Methods 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 210000001525 retina Anatomy 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/02—Subjective types, i.e. testing apparatus requiring the active assistance of the patient
- A61B3/024—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for determining the visual field, e.g. perimeter types
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Ophthalmology & Optometry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Eye Examination Apparatus (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE211638C true DE211638C (cg-RX-API-DMAC7.html) |
Family
ID=473430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT211638D Active DE211638C (cg-RX-API-DMAC7.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE211638C (cg-RX-API-DMAC7.html) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2564794A (en) * | 1948-06-14 | 1951-08-21 | Howard D Shekels | Field of vision plotting device |
| US2744441A (en) * | 1952-05-06 | 1956-05-08 | Cox George Edward | Ophthalmic perimeters |
-
0
- DE DENDAT211638D patent/DE211638C/de active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2564794A (en) * | 1948-06-14 | 1951-08-21 | Howard D Shekels | Field of vision plotting device |
| US2744441A (en) * | 1952-05-06 | 1956-05-08 | Cox George Edward | Ophthalmic perimeters |
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