ES215228U - Projector directed at distance for projection of tests, intended for recognition of the vista. (Machine-translation by Google Translate, not legally binding) - Google Patents
Projector directed at distance for projection of tests, intended for recognition of the vista. (Machine-translation by Google Translate, not legally binding)Info
- Publication number
- ES215228U ES215228U ES0215228U ES215228U ES215228U ES 215228 U ES215228 U ES 215228U ES 0215228 U ES0215228 U ES 0215228U ES 215228 U ES215228 U ES 215228U ES 215228 U ES215228 U ES 215228U
- Authority
- ES
- Spain
- Prior art keywords
- translation
- tests
- projection
- machine
- legally binding
- 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.)
- Granted
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
- 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
- A61B3/032—Devices for presenting test symbols or characters, e.g. test chart projectors
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)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Machine Translation (AREA)
- Character Discrimination (AREA)
- Push-Button Switches (AREA)
Abstract
Remote-controlled projector for projection of tests for sight recognition, characterized in that it contains a large number of vignettes arranged on a remote control and remote control, and because in order to command on the progress a keyboard is provided, in itself known, which reacts by simple touch. (Machine-translation by Google Translate, not legally binding)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE7434126 | 1974-10-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
ES215228U true ES215228U (en) | 1976-07-16 |
ES215228Y ES215228Y (en) | 1976-12-01 |
Family
ID=6646976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES1975215228U Expired ES215228Y (en) | 1974-10-11 | 1975-09-18 | DISTANCE DIRECTED PROJECTOR FOR PROJECTION OF TESTS, INTENDED FOR SIGHT RECOGNITION. |
Country Status (2)
Country | Link |
---|---|
ES (1) | ES215228Y (en) |
FR (1) | FR2287200A1 (en) |
-
1975
- 1975-09-18 ES ES1975215228U patent/ES215228Y/en not_active Expired
- 1975-10-10 FR FR7531032A patent/FR2287200A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2287200A1 (en) | 1976-05-07 |
ES215228Y (en) | 1976-12-01 |
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