DE237585C - - Google Patents
Info
- Publication number
- DE237585C DE237585C DENDAT237585D DE237585DA DE237585C DE 237585 C DE237585 C DE 237585C DE NDAT237585 D DENDAT237585 D DE NDAT237585D DE 237585D A DE237585D A DE 237585DA DE 237585 C DE237585 C DE 237585C
- Authority
- DE
- Germany
- Prior art keywords
- plate
- slots
- arm
- attached
- scale
- 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
- 210000001747 pupil Anatomy 0.000 claims description 5
- 230000035945 sensitivity Effects 0.000 description 2
- 210000002455 dental arch Anatomy 0.000 description 1
- 210000000887 face Anatomy 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/60—Photometry, e.g. photographic exposure meter by measuring the pupil of the eye
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Control Of Exposure In Printing And Copying (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE237585C true DE237585C (OSRAM) |
Family
ID=497177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT237585D Active DE237585C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE237585C (OSRAM) |
-
0
- DE DENDAT237585D patent/DE237585C/de active Active
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