FR616604A - Improvements in visual acuity assessment means - Google Patents
Improvements in visual acuity assessment meansInfo
- Publication number
- FR616604A FR616604A FR616604DA FR616604A FR 616604 A FR616604 A FR 616604A FR 616604D A FR616604D A FR 616604DA FR 616604 A FR616604 A FR 616604A
- Authority
- FR
- France
- Prior art keywords
- visual acuity
- assessment means
- acuity assessment
- visual
- assessment
- 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.)
- Expired
Links
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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Ophthalmology & Optometry (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE616604X | 1925-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR616604A true FR616604A (en) | 1927-02-05 |
Family
ID=3875509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR616604D Expired FR616604A (en) | 1925-05-25 | 1926-05-22 | Improvements in visual acuity assessment means |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR616604A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1017742B (en) * | 1954-04-03 | 1957-10-17 | Rijksverdedigings Organisatie | Device for testing human discrimination for light intensity and color differences |
-
1926
- 1926-05-22 FR FR616604D patent/FR616604A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1017742B (en) * | 1954-04-03 | 1957-10-17 | Rijksverdedigings Organisatie | Device for testing human discrimination for light intensity and color differences |
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