FR1549385A - - Google Patents
Info
- Publication number
- FR1549385A FR1549385A FR1549385DA FR1549385A FR 1549385 A FR1549385 A FR 1549385A FR 1549385D A FR1549385D A FR 1549385DA FR 1549385 A FR1549385 A FR 1549385A
- Authority
- FR
- France
- 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
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/103—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining refraction, e.g. refractometers, skiascopes
-
- 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
- A61B3/028—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuity; for determination of refraction, e.g. phoropters
- A61B3/036—Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuity; for determination of refraction, e.g. phoropters for testing astigmatism
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)
- Length Measuring Devices By Optical Means (AREA)
- Eye Examination Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEO0012005 | 1966-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1549385A true FR1549385A (fr) | 1968-12-13 |
Family
ID=7352545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1549385D Expired FR1549385A (fr) | 1966-10-07 | 1967-10-05 |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH461132A (fr) |
| FR (1) | FR1549385A (fr) |
| GB (1) | GB1174449A (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2437818A1 (fr) * | 1978-10-05 | 1980-04-30 | Essilor Int | Procede et dispositif pour la presentation de tests a un sujet a differentes distances |
| FR2466232A1 (fr) * | 1979-10-05 | 1981-04-10 | Reiner Josef | Appareil pour la determination subjective de la refraction |
-
1967
- 1967-08-11 CH CH1131167A patent/CH461132A/de unknown
- 1967-10-05 FR FR1549385D patent/FR1549385A/fr not_active Expired
- 1967-10-06 GB GB4588967A patent/GB1174449A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2437818A1 (fr) * | 1978-10-05 | 1980-04-30 | Essilor Int | Procede et dispositif pour la presentation de tests a un sujet a differentes distances |
| FR2466232A1 (fr) * | 1979-10-05 | 1981-04-10 | Reiner Josef | Appareil pour la determination subjective de la refraction |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1174449A (en) | 1969-12-17 |
| CH461132A (de) | 1968-08-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |