AU641998B2 - An optical filtering device - Google Patents

An optical filtering device

Info

Publication number
AU641998B2
AU641998B2 AU75178/91A AU7517891A AU641998B2 AU 641998 B2 AU641998 B2 AU 641998B2 AU 75178/91 A AU75178/91 A AU 75178/91A AU 7517891 A AU7517891 A AU 7517891A AU 641998 B2 AU641998 B2 AU 641998B2
Authority
AU
Australia
Prior art keywords
filtering device
optical filtering
optical
filtering
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.)
Ceased
Application number
AU75178/91A
Other versions
AU7517891A (en
Inventor
John Marcel Dell
Gideon William Yoffe
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.)
Telstra Corp Ltd
Original Assignee
Telstra Corp Ltd
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 Telstra Corp Ltd filed Critical Telstra Corp Ltd
Priority to AU75178/91A priority Critical patent/AU641998B2/en
Publication of AU7517891A publication Critical patent/AU7517891A/en
Assigned to AUSTRALIAN AND OVERSEAS TELECOMMUNICATIONS CORPORATION LIMITED reassignment AUSTRALIAN AND OVERSEAS TELECOMMUNICATIONS CORPORATION LIMITED Amend patent request/document other than specification (104) Assignors: AUSTRALIAN TELECOMMUNICATIONS CORPORATION
Assigned to TELSTRA CORPORATION LIMITED reassignment TELSTRA CORPORATION LIMITED Amend patent request/document other than specification (104) Assignors: AUSTRALIAN AND OVERSEAS TELECOMMUNICATIONS CORPORATION LIMITED
Application granted granted Critical
Publication of AU641998B2 publication Critical patent/AU641998B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

AU75178/91A 1990-04-20 1991-04-19 An optical filtering device Ceased AU641998B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU75178/91A AU641998B2 (en) 1990-04-20 1991-04-19 An optical filtering device

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
AUPJ974090 1990-04-20
AUPJ9740 1990-04-20
AUPJ997390 1990-05-04
AUPJ9973 1990-05-04
AU75178/91A AU641998B2 (en) 1990-04-20 1991-04-19 An optical filtering device

Publications (2)

Publication Number Publication Date
AU7517891A AU7517891A (en) 1991-10-03
AU641998B2 true AU641998B2 (en) 1993-10-07

Family

ID=27156128

Family Applications (1)

Application Number Title Priority Date Filing Date
AU75178/91A Ceased AU641998B2 (en) 1990-04-20 1991-04-19 An optical filtering device

Country Status (1)

Country Link
AU (1) AU641998B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPM774694A0 (en) * 1994-08-30 1994-09-22 Photonic Technologies Pty Ltd Split-beam fourier filter
US5930441A (en) * 1995-08-30 1999-07-27 Phontonic Technologies Pty Ltd Split-beam Fourier filter

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU489261B2 (en) * 1972-10-03 1975-03-13 Siemens Aktiengesellschaft Improvements in or relating to repeater amplifiers for telecommunications transmission systems
US4846931A (en) * 1988-03-29 1989-07-11 Bell Communications Research, Inc. Method for lifting-off epitaxial films

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU489261B2 (en) * 1972-10-03 1975-03-13 Siemens Aktiengesellschaft Improvements in or relating to repeater amplifiers for telecommunications transmission systems
US4846931A (en) * 1988-03-29 1989-07-11 Bell Communications Research, Inc. Method for lifting-off epitaxial films

Also Published As

Publication number Publication date
AU7517891A (en) 1991-10-03

Similar Documents

Publication Publication Date Title
GB2270174B (en) Optical filter device
AU6633890A (en) Optical device
EP0450560A3 (en) An optical device
AU7391691A (en) Device
GB9027657D0 (en) Optical device
GB9027659D0 (en) Optical device
AU9007091A (en) Transfusion filtering device
AU1197592A (en) Improved optical mounting apparatus
AU631000B2 (en) Optical module
GB2402227B (en) Optical filtering device
AU7456991A (en) Electrochromic device
AU4212189A (en) Optical device
GB9007139D0 (en) Optical component
AU8292691A (en) Optical component holder
AU637301B2 (en) Filter element
AU5377594A (en) Filter device
EP0453323A3 (en) Optical pickup device
AU8436191A (en) Securing device
AU642470B2 (en) Optical amplifier
AU641998B2 (en) An optical filtering device
AU7410991A (en) Take out device
GB9000079D0 (en) An optical device
AU5183293A (en) Optical filter
AU6869091A (en) Solid laser device
EP0486870A3 (en) Optical system-driving device