DE92867C - - Google Patents
Info
- Publication number
- DE92867C DE92867C DENDAT92867D DE92867DA DE92867C DE 92867 C DE92867 C DE 92867C DE NDAT92867 D DENDAT92867 D DE NDAT92867D DE 92867D A DE92867D A DE 92867DA DE 92867 C DE92867 C DE 92867C
- Authority
- DE
- Germany
- Prior art keywords
- objective
- mirror
- telescope
- occupancy
- transparent
- 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
- 238000005259 measurement Methods 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 5
- 241000408521 Lucida Species 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 230000005855 radiation Effects 0.000 claims 1
- 210000000695 crystalline len Anatomy 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000004075 alteration Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 210000001747 pupil Anatomy 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 210000004087 cornea Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/1066—Beam splitting or combining systems for enhancing image performance, like resolution, pixel numbers, dual magnifications or dynamic range, by tiling, slicing or overlapping fields of view
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/143—Beam splitting or combining systems operating by reflection only using macroscopically faceted or segmented reflective surfaces
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Telescopes (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE92867C true DE92867C (enrdf_load_stackoverflow) |
Family
ID=364342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT92867D Active DE92867C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE92867C (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0333333A1 (en) * | 1988-02-25 | 1989-09-20 | THORN EMI plc | Display device |
-
0
- DE DENDAT92867D patent/DE92867C/de active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0333333A1 (en) * | 1988-02-25 | 1989-09-20 | THORN EMI plc | Display device |
| US4969732A (en) * | 1988-02-25 | 1990-11-13 | Thorn Emi Plc | Display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE102008047400B9 (de) | Augenchirurgie-Messsystem | |
| DE102011102355A1 (de) | System zur Bestimmung der Topographie der Kornea eines Auges | |
| DE1933815A1 (de) | Vorrichtung zur Bestimmung der Kornea-Kruemmung | |
| DE4012513C2 (enrdf_load_stackoverflow) | ||
| EP3961180A1 (de) | Verfahren zur vermessung optischer linsenflächen | |
| DE2725990C2 (de) | Ophthalmoskopisches Gerät | |
| EP2548073B1 (de) | Vorrichtung zur beleuchtung einer markierung | |
| DE3317958C2 (de) | Auflichtmikroskop zur Augenuntersuchung | |
| DE19713138A1 (de) | Anordnung zur Ermittlung optisch relevanter Daten des Auges | |
| DE92867C (enrdf_load_stackoverflow) | ||
| DE102014210787A1 (de) | Entfernungskompensierte Messeinrichtung für topographische und keratometrische Messungen am Auge | |
| WO2023160815A1 (de) | Verfahren zur vermessung optischer linsenflächen | |
| DE102016216611A1 (de) | Beleuchtungssystem für die Bestimmung der Topografie der Kornea eines Auges | |
| DE2325957A1 (de) | Kompakter winkelsucher mit einstellbarem vergroesserungslinsensystem | |
| DE2259262C3 (enrdf_load_stackoverflow) | ||
| DE102014210786A1 (de) | Topographiemodul für ophthalmologische Geräte mit entfernungsunabhängiger Keratometrie-Messeinrichtung und Verfahren zu dessen Anwendung | |
| DE2633965B2 (de) | Einrichtung zur Parallelen und zentrischen Justierung eines mittels Strahlablenker manipulierbaren Laserstrahls | |
| DE2629820B2 (de) | Vorrichtung zur parallelen Ausrichtung mehrerer optischer Achsen | |
| DE1963450A1 (de) | Verfahren und vorrichtung zur automatischen messung der richtung der optischen achse des menschlichen auges | |
| DE650073C (de) | Geraet zum Pruefen der Oberflaechenbeschaffenheit gekruemmter, spiegelnder Koerper im reflektierten Licht | |
| DE1572786C3 (de) | Ophthalmometer | |
| DE948195C (de) | Fernrohr zur Verwendung in Verbindung mit einem fernen Reflektor | |
| DE102016216615A1 (de) | Beleuchtungssystem für die Bestimmung der Topografie der Kornea eines Auges | |
| DE228589C (enrdf_load_stackoverflow) | ||
| DE1548287A1 (de) | Optisches Verfahren und Geraet zum Durchfuehren dieses Verfahrens |