FR2268285A1 - High frequency raster with surface roughnesses - prepd by grinding and then etching on both sides with hydrogen fluoride solns - Google Patents
High frequency raster with surface roughnesses - prepd by grinding and then etching on both sides with hydrogen fluoride solnsInfo
- Publication number
- FR2268285A1 FR2268285A1 FR7413541A FR7413541A FR2268285A1 FR 2268285 A1 FR2268285 A1 FR 2268285A1 FR 7413541 A FR7413541 A FR 7413541A FR 7413541 A FR7413541 A FR 7413541A FR 2268285 A1 FR2268285 A1 FR 2268285A1
- Authority
- FR
- France
- Prior art keywords
- raster
- high frequency
- solns
- prepd
- grinding
- 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
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 title 1
- 238000005530 etching Methods 0.000 title 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 title 1
- 230000003746 surface roughness Effects 0.000 title 1
- 230000000694 effects Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 230000001788 irregular Effects 0.000 abstract 1
- 235000019592 roughness Nutrition 0.000 abstract 1
- 230000004304 visual acuity Effects 0.000 abstract 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
- G03F5/02—Screening processes; Screens therefor by projection methods
- G03F5/12—Screening processes; Screens therefor by projection methods using other screens, e.g. granulated screen
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Surface Treatment Of Glass (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7413541A FR2268285A1 (en) | 1974-04-18 | 1974-04-18 | High frequency raster with surface roughnesses - prepd by grinding and then etching on both sides with hydrogen fluoride solns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7413541A FR2268285A1 (en) | 1974-04-18 | 1974-04-18 | High frequency raster with surface roughnesses - prepd by grinding and then etching on both sides with hydrogen fluoride solns |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2268285A1 true FR2268285A1 (en) | 1975-11-14 |
| FR2268285B1 FR2268285B1 (enExample) | 1977-07-08 |
Family
ID=9137797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7413541A Granted FR2268285A1 (en) | 1974-04-18 | 1974-04-18 | High frequency raster with surface roughnesses - prepd by grinding and then etching on both sides with hydrogen fluoride solns |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2268285A1 (enExample) |
-
1974
- 1974-04-18 FR FR7413541A patent/FR2268285A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2268285B1 (enExample) | 1977-07-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |