GB1493261A - Diffraction grating - Google Patents

Diffraction grating

Info

Publication number
GB1493261A
GB1493261A GB4872474A GB4872474A GB1493261A GB 1493261 A GB1493261 A GB 1493261A GB 4872474 A GB4872474 A GB 4872474A GB 4872474 A GB4872474 A GB 4872474A GB 1493261 A GB1493261 A GB 1493261A
Authority
GB
United Kingdom
Prior art keywords
master
grating
exposure
nov
metal layer
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
GB4872474A
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.)
University of Tasmania
Original Assignee
University of Tasmania
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 University of Tasmania filed Critical University of Tasmania
Publication of GB1493261A publication Critical patent/GB1493261A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Holo Graphy (AREA)
GB4872474A 1973-11-13 1974-11-11 Diffraction grating Expired GB1493261A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU563473 1973-11-13

Publications (1)

Publication Number Publication Date
GB1493261A true GB1493261A (en) 1977-11-30

Family

ID=3696105

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4872474A Expired GB1493261A (en) 1973-11-13 1974-11-11 Diffraction grating

Country Status (5)

Country Link
JP (1) JPS50114245A (cg-RX-API-DMAC7.html)
AU (1) AU7525374A (cg-RX-API-DMAC7.html)
DE (1) DE2453607A1 (cg-RX-API-DMAC7.html)
FR (1) FR2251016B1 (cg-RX-API-DMAC7.html)
GB (1) GB1493261A (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01172902A (ja) * 1987-12-28 1989-07-07 Matsushita Electric Ind Co Ltd 回折格子

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4922153A (cg-RX-API-DMAC7.html) * 1972-06-17 1974-02-27

Also Published As

Publication number Publication date
JPS50114245A (cg-RX-API-DMAC7.html) 1975-09-08
FR2251016B1 (cg-RX-API-DMAC7.html) 1981-08-28
FR2251016A1 (cg-RX-API-DMAC7.html) 1975-06-06
DE2453607A1 (de) 1975-05-15
AU7525374A (en) 1976-05-13

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee