JPS561058A - Exposure method - Google Patents
Exposure methodInfo
- Publication number
- JPS561058A JPS561058A JP7742079A JP7742079A JPS561058A JP S561058 A JPS561058 A JP S561058A JP 7742079 A JP7742079 A JP 7742079A JP 7742079 A JP7742079 A JP 7742079A JP S561058 A JPS561058 A JP S561058A
- Authority
- JP
- Japan
- Prior art keywords
- exposure
- flux
- intensity
- polarizers
- polarizer
- 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
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
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70483—Information management; Active and passive control; Testing; Wafer monitoring, e.g. pattern monitoring
- G03F7/7055—Exposure light control in all parts of the microlithographic apparatus, e.g. pulse length control or light interruption
- G03F7/70558—Dose control, i.e. achievement of a desired dose
-
- 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
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70483—Information management; Active and passive control; Testing; Wafer monitoring, e.g. pattern monitoring
- G03F7/7055—Exposure light control in all parts of the microlithographic apparatus, e.g. pulse length control or light interruption
- G03F7/70566—Polarisation control
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Abstract
PURPOSE:To enable exposure to be controlled with high precision, by optionally changing illumination intensity of an exposure light source using 2 polarizers, and controlling the exposure by time and intensity. CONSTITUTION:Luminous flux 4 in parallel to a polarization face is selected with polarizer 3 out of flux 2 radiated from mercury lamp 1 being the light source of an exposing unit, and the polarization plane of polarizer 5 is arranged so as to set the angle between both the planes of polarizers 5 and 3 to theta. As a result, the intensity of flux 6 passing through polarizer 5 is proportional to costheta. This flux 6 prints the pattern of photomask 7 on the photoresist on substrate 8, permitting exposure intensity to be continuously and easily changed by changing angle theta of the polarizers, therefore, control of exposure to the carried out in an extremely simple manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7742079A JPS561058A (en) | 1979-06-18 | 1979-06-18 | Exposure method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7742079A JPS561058A (en) | 1979-06-18 | 1979-06-18 | Exposure method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS561058A true JPS561058A (en) | 1981-01-08 |
Family
ID=13633458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7742079A Pending JPS561058A (en) | 1979-06-18 | 1979-06-18 | Exposure method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS561058A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51107967A (en) * | 1975-03-11 | 1976-09-24 | Asahi Carbon Co Ltd | |
| JPS62502496A (en) * | 1985-04-16 | 1987-09-24 | ミネソタ マイニング アンド マニユフアクチユアリング コンパニ− | Improving exposure latitude in proof printing |
| US6661499B2 (en) | 1998-06-12 | 2003-12-09 | Nikon Corporation | Projection exposure apparatus with a catadioptric projection optical system |
-
1979
- 1979-06-18 JP JP7742079A patent/JPS561058A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51107967A (en) * | 1975-03-11 | 1976-09-24 | Asahi Carbon Co Ltd | |
| JPS62502496A (en) * | 1985-04-16 | 1987-09-24 | ミネソタ マイニング アンド マニユフアクチユアリング コンパニ− | Improving exposure latitude in proof printing |
| US6661499B2 (en) | 1998-06-12 | 2003-12-09 | Nikon Corporation | Projection exposure apparatus with a catadioptric projection optical system |
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