JPS5266447A - Focus adjusting device in optical measuring apparatus - Google Patents
Focus adjusting device in optical measuring apparatusInfo
- Publication number
- JPS5266447A JPS5266447A JP14163875A JP14163875A JPS5266447A JP S5266447 A JPS5266447 A JP S5266447A JP 14163875 A JP14163875 A JP 14163875A JP 14163875 A JP14163875 A JP 14163875A JP S5266447 A JPS5266447 A JP S5266447A
- Authority
- JP
- Japan
- Prior art keywords
- adjusting device
- measuring apparatus
- optical measuring
- focus adjusting
- light
- 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.)
- Pending
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Abstract
PURPOSE: In an apparatus of measuring the width, etc. of strip form objects by projecting the light deflecting at a predetermined angle to a continuous strip form object travelling in its longitudinal direction and receiving the feedbaxk light therefrom, the adjustment of focus is performed by equidistantly moving a light source and light receiving element in the direction of optical axis.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14163875A JPS5266447A (en) | 1975-11-28 | 1975-11-28 | Focus adjusting device in optical measuring apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14163875A JPS5266447A (en) | 1975-11-28 | 1975-11-28 | Focus adjusting device in optical measuring apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5266447A true JPS5266447A (en) | 1977-06-01 |
Family
ID=15296688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14163875A Pending JPS5266447A (en) | 1975-11-28 | 1975-11-28 | Focus adjusting device in optical measuring apparatus |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5266447A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49131127A (en) * | 1973-04-20 | 1974-12-16 |
-
1975
- 1975-11-28 JP JP14163875A patent/JPS5266447A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49131127A (en) * | 1973-04-20 | 1974-12-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5225625A (en) | Focusing means for the telephoto lens | |
JPS5237445A (en) | Lens system rendering variable characteristics of an image plane | |
JPS5316578A (en) | Electron beam exposure apparatus | |
JPS52147430A (en) | Focus detection device | |
JPS5266445A (en) | Zoom lens | |
JPS51149026A (en) | Finder vision adjustable device for the movie camera | |
JPS51149004A (en) | Optical apparatus | |
JPS5266447A (en) | Focus adjusting device in optical measuring apparatus | |
JPS52119938A (en) | Unit for image multiplication change | |
JPS52102029A (en) | Ophthalmofundus camera with fixed vision target | |
JPS5226845A (en) | Microscope | |
JPS52109874A (en) | Photo mask correcting unit | |
JPS5326122A (en) | Zoom lens | |
JPS51120247A (en) | A range finder | |
JPS5435764A (en) | Distance measuring apparatus | |
FR2305710A1 (en) | Optical measuring instrument using flat light beam - has camera to record dimensions of formed section | |
JPS5273702A (en) | Information reproduction apparatus | |
JPS52104245A (en) | Automatic focusing device | |
JPS51150330A (en) | Automatic focusing adjustable device | |
JPS5296045A (en) | Diameter measurement of optical fibers | |
JPS51142311A (en) | Method for examining a visual function by leadinga visual line in an o phthalmological instrument | |
JPS52143824A (en) | Search device for micro=fiche | |
JPS53110522A (en) | Microfilm photographing device | |
JPS5240163A (en) | Measurement method | |
JPS527267A (en) | Measurement method of a tunnel section |