GB1330709A - Spatial filter - Google Patents

Spatial filter

Info

Publication number
GB1330709A
GB1330709A GB6055670A GB6055670A GB1330709A GB 1330709 A GB1330709 A GB 1330709A GB 6055670 A GB6055670 A GB 6055670A GB 6055670 A GB6055670 A GB 6055670A GB 1330709 A GB1330709 A GB 1330709A
Authority
GB
United Kingdom
Prior art keywords
aperture
apertures
associated therewith
carrier wave
light passing
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
Application number
GB6055670A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of GB1330709A publication Critical patent/GB1330709A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4233—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application
    • G02B27/4238—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application in optical recording or readout devices
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/46—Systems using spatial filters
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G16/00—Electrographic processes using deformation of thermoplastic layers; Apparatus therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Holo Graphy (AREA)
  • Optical Head (AREA)
  • Transforming Electric Information Into Light Information (AREA)
GB6055670A 1970-01-02 1970-12-21 Spatial filter Expired GB1330709A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33270A 1970-01-02 1970-01-02

Publications (1)

Publication Number Publication Date
GB1330709A true GB1330709A (en) 1973-09-19

Family

ID=21691033

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6055670A Expired GB1330709A (en) 1970-01-02 1970-12-21 Spatial filter

Country Status (7)

Country Link
US (1) US3630598A (https=)
JP (1) JPS4931665B1 (https=)
BE (1) BE761134A (https=)
DE (1) DE2064649A1 (https=)
FR (1) FR2075915B1 (https=)
GB (1) GB1330709A (https=)
NL (1) NL7100036A (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5130213A (en) * 1989-08-07 1992-07-14 At&T Bell Laboratories Device manufacture involving lithographic processing
US5079112A (en) * 1989-08-07 1992-01-07 At&T Bell Laboratories Device manufacture involving lithographic processing
US5258246A (en) * 1989-08-07 1993-11-02 At&T Bell Laboratories Device manufacture involving lithographic processing
US5638211A (en) 1990-08-21 1997-06-10 Nikon Corporation Method and apparatus for increasing the resolution power of projection lithography exposure system
JP2995820B2 (ja) 1990-08-21 1999-12-27 株式会社ニコン 露光方法及び方法，並びにデバイス製造方法
US7656504B1 (en) * 1990-08-21 2010-02-02 Nikon Corporation Projection exposure apparatus with luminous flux distribution
US6710855B2 (en) * 1990-11-15 2004-03-23 Nikon Corporation Projection exposure apparatus and method
US6967710B2 (en) 1990-11-15 2005-11-22 Nikon Corporation Projection exposure apparatus and method
US6897942B2 (en) * 1990-11-15 2005-05-24 Nikon Corporation Projection exposure apparatus and method
US6252647B1 (en) 1990-11-15 2001-06-26 Nikon Corporation Projection exposure apparatus
US6885433B2 (en) * 1990-11-15 2005-04-26 Nikon Corporation Projection exposure apparatus and method
US5719704A (en) 1991-09-11 1998-02-17 Nikon Corporation Projection exposure apparatus
US8270077B2 (en) 2004-01-16 2012-09-18 Carl Zeiss Smt Gmbh Polarization-modulating optical element
US20070019179A1 (en) 2004-01-16 2007-01-25 Damian Fiolka Polarization-modulating optical element
CN101793993B (zh) * 2004-01-16 2013-04-03 卡尔蔡司Smt有限责任公司 光学元件、光学布置及系统
US7324280B2 (en) * 2004-05-25 2008-01-29 Asml Holding N.V. Apparatus for providing a pattern of polarization
DE102006031807A1 (de) * 2005-07-12 2007-01-18 Carl Zeiss Smt Ag Beleuchtungseinrichtung einer mikrolithographischen Projektionsbelichtungsanlage, sowie Depolarisator
JP6168383B2 (ja) * 2012-12-27 2017-07-26 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． 欠陥検査装置及び欠陥検査方法
CN113204126B (zh) * 2021-04-26 2022-08-30 中国科学院上海光学精密机械研究所 多程级联放大激光驱动器的调试装置和方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3335413A (en) * 1963-12-19 1967-08-08 Gen Electric Wide band optical recording and narrow band reproduction on a thermo-plastic medium
US3470310A (en) * 1966-05-23 1969-09-30 Rca Corp Color image display system utilizing a light valve
US3480933A (en) * 1966-10-12 1969-11-25 Ampex Spatial filtering noise reduction scheme for a magnetooptic readout system

Also Published As

Publication number Publication date
NL7100036A (https=) 1971-07-06
US3630598A (en) 1971-12-28
JPS4931665B1 (https=) 1974-08-23
DE2064649A1 (de) 1972-06-22
FR2075915B1 (https=) 1977-01-21
FR2075915A1 (https=) 1971-10-15
BE761134A (fr) 1971-06-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees