JPS6312250B2 - - Google Patents
Info
- Publication number
- JPS6312250B2 JPS6312250B2 JP7033380A JP7033380A JPS6312250B2 JP S6312250 B2 JPS6312250 B2 JP S6312250B2 JP 7033380 A JP7033380 A JP 7033380A JP 7033380 A JP7033380 A JP 7033380A JP S6312250 B2 JPS6312250 B2 JP S6312250B2
- Authority
- JP
- Japan
- Prior art keywords
- glass
- transparent plate
- video signal
- inspection
- 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.)
- Expired
Links
- 238000007689 inspection Methods 0.000 claims description 24
- 230000007547 defect Effects 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 4
- 239000011521 glass Substances 0.000 description 21
- 238000003384 imaging method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003708 edge detection Methods 0.000 description 2
- 239000005357 flat glass Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 239000005340 laminated glass Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000006063 cullet Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7033380A JPS56166452A (en) | 1980-05-27 | 1980-05-27 | Detecting method for distortion defect of transparent plate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7033380A JPS56166452A (en) | 1980-05-27 | 1980-05-27 | Detecting method for distortion defect of transparent plate |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56166452A JPS56166452A (en) | 1981-12-21 |
JPS6312250B2 true JPS6312250B2 (enrdf_load_stackoverflow) | 1988-03-18 |
Family
ID=13428385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7033380A Granted JPS56166452A (en) | 1980-05-27 | 1980-05-27 | Detecting method for distortion defect of transparent plate |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56166452A (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010507801A (ja) * | 2006-10-27 | 2010-03-11 | セミシスコ・カンパニー・リミテッド | ガラス基板の品質検査装置及びその検査方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60119404A (ja) * | 1983-12-01 | 1985-06-26 | Nippon Sheet Glass Co Ltd | 板ガラスの歪検査装置 |
JPS61162708A (ja) * | 1985-01-11 | 1986-07-23 | Inax Corp | 部材表面の欠点検出装置 |
JPH0660805B2 (ja) * | 1986-02-27 | 1994-08-10 | 東洋電子株式会社 | 透明フィルムのエッジ検出装置 |
JPH07119584B2 (ja) * | 1986-09-24 | 1995-12-20 | マツダ株式会社 | プライマ塗布不良検出方法 |
JP7180177B2 (ja) * | 2018-07-31 | 2022-11-30 | 株式会社リコー | ステレオカメラシステム、移動体及びステレオカメラ装置の形成方法 |
-
1980
- 1980-05-27 JP JP7033380A patent/JPS56166452A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010507801A (ja) * | 2006-10-27 | 2010-03-11 | セミシスコ・カンパニー・リミテッド | ガラス基板の品質検査装置及びその検査方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS56166452A (en) | 1981-12-21 |
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