CH636201A5 - Appareil de mesure du pourcentage de surface des points d'une image tramee. - Google Patents
Appareil de mesure du pourcentage de surface des points d'une image tramee. Download PDFInfo
- Publication number
- CH636201A5 CH636201A5 CH747579A CH747579A CH636201A5 CH 636201 A5 CH636201 A5 CH 636201A5 CH 747579 A CH747579 A CH 747579A CH 747579 A CH747579 A CH 747579A CH 636201 A5 CH636201 A5 CH 636201A5
- Authority
- CH
- Switzerland
- Prior art keywords
- percentage
- light
- output signal
- points
- correction
- Prior art date
Links
- 238000012937 correction Methods 0.000 claims description 60
- 238000005259 measurement Methods 0.000 claims description 36
- 230000005540 biological transmission Effects 0.000 claims description 30
- 238000004364 calculation method Methods 0.000 claims description 7
- 238000012886 linear function Methods 0.000 claims 1
- 230000009466 transformation Effects 0.000 claims 1
- 230000001131 transforming effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 18
- 230000003313 weakening effect Effects 0.000 description 16
- 238000010586 diagram Methods 0.000 description 15
- 230000003287 optical effect Effects 0.000 description 12
- 230000006870 function Effects 0.000 description 10
- 230000009467 reduction Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000011179 visual inspection Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000001739 density measurement Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 125000001475 halogen functional group Chemical group 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F5/00—Screening processes; Screens therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F33/00—Indicating, counting, warning, control or safety devices
-
- 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
- G01N21/86—Investigating moving sheets
Landscapes
- Physics & Mathematics (AREA)
- General 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)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10018878A JPS5527909A (en) | 1978-08-17 | 1978-08-17 | Measuring instrument for area ratio of mesh point |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH636201A5 true CH636201A5 (fr) | 1983-05-13 |
Family
ID=14267319
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH747579A CH636201A5 (fr) | 1978-08-17 | 1979-08-15 | Appareil de mesure du pourcentage de surface des points d'une image tramee. |
| CH649882A CH638313A5 (fr) | 1978-08-17 | 1982-11-09 | Appareil de mesure du pourcentage de surface des points d'une image tramee. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH649882A CH638313A5 (fr) | 1978-08-17 | 1982-11-09 | Appareil de mesure du pourcentage de surface des points d'une image tramee. |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5527909A (ja) |
| CA (1) | CA1136993A (ja) |
| CH (2) | CH636201A5 (ja) |
| ES (1) | ES483453A0 (ja) |
| FR (1) | FR2433737B1 (ja) |
| GB (2) | GB2029008B (ja) |
| IT (1) | IT1119825B (ja) |
| NL (3) | NL7906150A (ja) |
| SE (1) | SE443875B (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58223707A (ja) * | 1982-05-29 | 1983-12-26 | ハイデルベルガ−・ドルツクマシ−ネン・アクチエンゲゼルシヤフト | 印刷機用の原図または版の網点面積率を求める方法および装置ならびに版に較正視野を設ける装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3053181A (en) * | 1958-10-30 | 1962-09-11 | Lithographic Technical Foundat | Method for controlling print quality for lithographic presses |
| US3375751A (en) * | 1964-03-16 | 1968-04-02 | Barnes Eng Co | Negative and print densitometer |
| FR2224749A1 (en) * | 1973-04-06 | 1974-10-31 | Exaphot Sarl | Measurement of screened image dot density - direct and indirect illumination, dot viewed from other side |
-
1978
- 1978-08-17 JP JP10018878A patent/JPS5527909A/ja active Pending
-
1979
- 1979-08-13 NL NL7906150A patent/NL7906150A/nl not_active Application Discontinuation
- 1979-08-13 IT IT50033/79A patent/IT1119825B/it active
- 1979-08-15 CH CH747579A patent/CH636201A5/fr not_active IP Right Cessation
- 1979-08-15 GB GB7928366A patent/GB2029008B/en not_active Expired
- 1979-08-16 CA CA000333875A patent/CA1136993A/en not_active Expired
- 1979-08-16 SE SE7906842A patent/SE443875B/sv not_active IP Right Cessation
- 1979-08-17 FR FR7920909A patent/FR2433737B1/fr not_active Expired
- 1979-08-17 ES ES483453A patent/ES483453A0/es active Granted
-
1982
- 1982-11-03 GB GB08231393A patent/GB2110366B/en not_active Expired
- 1982-11-09 CH CH649882A patent/CH638313A5/fr not_active IP Right Cessation
-
1991
- 1991-06-18 NL NL9101047A patent/NL9101047A/nl not_active Application Discontinuation
- 1991-06-18 NL NL9101048A patent/NL9101048A/nl not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| GB2029008A (en) | 1980-03-12 |
| NL9101048A (nl) | 1991-11-01 |
| ES8101777A1 (es) | 1980-12-16 |
| SE7906842L (sv) | 1980-02-18 |
| ES483453A0 (es) | 1980-12-16 |
| JPS5527909A (en) | 1980-02-28 |
| SE443875B (sv) | 1986-03-10 |
| CH638313A5 (fr) | 1983-09-15 |
| FR2433737B1 (fr) | 1988-03-25 |
| IT1119825B (it) | 1986-03-10 |
| CA1136993A (en) | 1982-12-07 |
| GB2029008B (en) | 1983-04-27 |
| NL9101047A (nl) | 1991-11-01 |
| NL7906150A (nl) | 1980-02-19 |
| GB2110366A (en) | 1983-06-15 |
| IT7950033A0 (it) | 1979-08-13 |
| FR2433737A1 (fr) | 1980-03-14 |
| GB2110366B (en) | 1983-10-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |