CH504863A - Device for determining the lens - Google Patents
Device for determining the lensInfo
- Publication number
- CH504863A CH504863A CH1166469A CH1166469A CH504863A CH 504863 A CH504863 A CH 504863A CH 1166469 A CH1166469 A CH 1166469A CH 1166469 A CH1166469 A CH 1166469A CH 504863 A CH504863 A CH 504863A
- Authority
- CH
- Switzerland
- Prior art keywords
- lens
- determining
- Prior art date
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
- A61B3/04—Trial frames; Sets of lenses for use therewith
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)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19681797071 DE1797071A1 (en) | 1968-08-09 | 1968-08-09 | Device for eyeglass determination |
Publications (1)
Publication Number | Publication Date |
---|---|
CH504863A true CH504863A (en) | 1971-03-31 |
Family
ID=5708498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1166469A CH504863A (en) | 1968-08-09 | 1969-07-31 | Device for determining the lens |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH504863A (en) |
DE (1) | DE1797071A1 (en) |
FR (1) | FR2016908A1 (en) |
GB (1) | GB1278429A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6958803B2 (en) | 1993-12-22 | 2005-10-25 | Nikon Corporation | Projection exposure apparatus and method with adjustment of rotationally asymmetric optical characteristics |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH646322A5 (en) * | 1979-10-05 | 1984-11-30 | Reiner Josef | DEVICE FOR SUBJECTIVE REFRACTION DETERMINATION. |
JP2001340296A (en) * | 2000-03-30 | 2001-12-11 | Topcon Corp | Optimetric system |
-
1968
- 1968-08-09 DE DE19681797071 patent/DE1797071A1/en active Pending
-
1969
- 1969-07-31 CH CH1166469A patent/CH504863A/en unknown
- 1969-08-06 GB GB3938669A patent/GB1278429A/en not_active Expired
- 1969-08-08 FR FR6927338A patent/FR2016908A1/fr not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6958803B2 (en) | 1993-12-22 | 2005-10-25 | Nikon Corporation | Projection exposure apparatus and method with adjustment of rotationally asymmetric optical characteristics |
Also Published As
Publication number | Publication date |
---|---|
FR2016908A1 (en) | 1970-05-15 |
GB1278429A (en) | 1972-06-21 |
DE1797071A1 (en) | 1971-07-01 |
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