CA1170035A - Optical mask - Google Patents
Optical maskInfo
- Publication number
- CA1170035A CA1170035A CA000373647A CA373647A CA1170035A CA 1170035 A CA1170035 A CA 1170035A CA 000373647 A CA000373647 A CA 000373647A CA 373647 A CA373647 A CA 373647A CA 1170035 A CA1170035 A CA 1170035A
- Authority
- CA
- Canada
- Prior art keywords
- mask
- optical mask
- picture screen
- optical
- 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
- 230000003287 optical effect Effects 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 2
- 238000007689 inspection Methods 0.000 description 15
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 10
- WTGQALLALWYDJH-WYHSTMEOSA-N scopolamine hydrobromide Chemical compound Br.C1([C@@H](CO)C(=O)OC2C[C@@H]3N([C@H](C2)[C@@H]2[C@H]3O2)C)=CC=CC=C1 WTGQALLALWYDJH-WYHSTMEOSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 241000820057 Ithone Species 0.000 description 1
- 241000282337 Nasua nasua Species 0.000 description 1
- 241001237728 Precis Species 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- XAGAASDWSFGQEC-UHFFFAOYSA-N ethyl-(n-(4-methylphenyl)sulfonylanilino)mercury Chemical compound C=1C=C(C)C=CC=1S(=O)(=O)N([Hg]CC)C1=CC=CC=C1 XAGAASDWSFGQEC-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/20—Cathode-ray oscilloscopes
- G01R13/202—Non-electric appliances, e.g. scales, masks
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3844780U JPS56142372U (cs) | 1980-03-24 | 1980-03-24 | |
| JP38447/1980 | 1980-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1170035A true CA1170035A (en) | 1984-07-03 |
Family
ID=12525537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000373647A Expired CA1170035A (en) | 1980-03-24 | 1981-03-23 | Optical mask |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS56142372U (cs) |
| CA (1) | CA1170035A (cs) |
| DE (1) | DE3111350A1 (cs) |
| FR (1) | FR2478819B1 (cs) |
| GB (1) | GB2072863B (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56133667A (en) * | 1980-03-24 | 1981-10-19 | Hajime Sangyo Kk | Inspecting device |
| IT8323346V0 (it) * | 1983-10-25 | 1983-10-25 | Argondizzo Carlotta Festa Camp | Supporto per tracciati o simili da applicare allo schermo del televisore per giochi o quiz. |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3484318A (en) * | 1966-06-23 | 1969-12-16 | Ibm | Method of concurrently producing visible and magnetizable indicia |
| LU54931A1 (cs) * | 1967-11-21 | 1969-07-07 | ||
| DE2209980A1 (de) * | 1972-03-02 | 1973-09-06 | Licentia Gmbh | Vorrichtung zur messtechnischen bestimmung oder kontrolle der messdaten eines messobjektes |
-
1980
- 1980-03-24 JP JP3844780U patent/JPS56142372U/ja active Pending
-
1981
- 1981-03-12 GB GB8107734A patent/GB2072863B/en not_active Expired
- 1981-03-23 CA CA000373647A patent/CA1170035A/en not_active Expired
- 1981-03-23 DE DE19813111350 patent/DE3111350A1/de not_active Ceased
- 1981-03-23 FR FR8105735A patent/FR2478819B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2072863A (en) | 1981-10-07 |
| FR2478819A1 (fr) | 1981-09-25 |
| DE3111350A1 (de) | 1982-03-25 |
| FR2478819B1 (fr) | 1985-09-06 |
| JPS56142372U (cs) | 1981-10-27 |
| GB2072863B (en) | 1984-07-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Rust et al. | EUV emission, filament activation and magnetic fields in a slow-rise flare | |
| US2645971A (en) | Surface contour measurement | |
| AU552277B2 (en) | Colour comparision reference standard | |
| CA1170035A (en) | Optical mask | |
| US4076426A (en) | Method for inspecting cathode-ray-tube window for objectionable cord | |
| US5111110A (en) | Method of determining a display parameter in a picture display tube and method of improving a picture display in a picture display tube | |
| US3704936A (en) | Achromatic depth-of-field correction for off-axis optical system | |
| Baldwin | The subjective sharpness of simulated television images | |
| US2494992A (en) | Cathode-ray tube | |
| US3825835A (en) | Signal-to-noise ratio measurement | |
| Sandström et al. | External power frequency magnetic field-induced jitter on computer monitors | |
| US3245375A (en) | Pointer measuring instrument | |
| Strom et al. | CTB 80-Probable changes in the central nebulosity, 1953-1981 | |
| US3115536A (en) | Method of determining the thickness of etched tetrafluoroethylene surfaces | |
| CN1088347A (zh) | 影象显示终端的荧屏防护方法及其装置 | |
| US2154374A (en) | Haze meter | |
| CA1152739A (en) | Inspection system | |
| Baldwin Jr | Subjective measurements in television. | |
| Hockenbrock | New technology advances for brighter color CRT displays | |
| Hopkinson | Visibility of cathode-ray-tube traces in radar displays | |
| JPS5543821A (en) | Electronic drawing device | |
| DK6688A (da) | Lysreflekterende visningselement, fremgangsmaade til fremstilling af et saadant element, samt visningsindretning eller -tavle omfattende et antal saadanne elementer | |
| Derefeldt et al. | Transformation of NCS data into CIELUV colour space | |
| Jackson et al. | Video system characterization | |
| Vogel | Color Television Brightness-Yesterday, Today and Tomorrow |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |