JPS5411760A - Detecting system of parforcusing and centering of lenses - Google Patents
Detecting system of parforcusing and centering of lensesInfo
- Publication number
- JPS5411760A JPS5411760A JP7653177A JP7653177A JPS5411760A JP S5411760 A JPS5411760 A JP S5411760A JP 7653177 A JP7653177 A JP 7653177A JP 7653177 A JP7653177 A JP 7653177A JP S5411760 A JPS5411760 A JP S5411760A
- Authority
- JP
- Japan
- Prior art keywords
- centering
- parforcusing
- lenses
- detecting system
- index
- 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
Landscapes
- Testing Of Optical Devices Or Fibers (AREA)
- Microscoopes, Condenser (AREA)
Abstract
PURPOSE: To perform parfocusing and centering simultaneously, photoelectrically and highly accurately by detecting the images of a second parfocasing index and a first parfocusing index on the plane thereof and the images of a second centerling index and a first centering index on the plane thereof.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7653177A JPS5947253B2 (en) | 1977-06-29 | 1977-06-29 | Lens parfocal centering detection system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7653177A JPS5947253B2 (en) | 1977-06-29 | 1977-06-29 | Lens parfocal centering detection system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5411760A true JPS5411760A (en) | 1979-01-29 |
JPS5947253B2 JPS5947253B2 (en) | 1984-11-17 |
Family
ID=13607853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7653177A Expired JPS5947253B2 (en) | 1977-06-29 | 1977-06-29 | Lens parfocal centering detection system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5947253B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61181641A (en) * | 1985-02-06 | 1986-08-14 | Toshiba Mach Co Ltd | Discharging of lubricant oil in high-speed rotary bearing of printer |
-
1977
- 1977-06-29 JP JP7653177A patent/JPS5947253B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5947253B2 (en) | 1984-11-17 |
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