GB2317459B - Protecting optical systems - Google Patents

Protecting optical systems

Info

Publication number
GB2317459B
GB2317459B GB8332135A GB8332135A GB2317459B GB 2317459 B GB2317459 B GB 2317459B GB 8332135 A GB8332135 A GB 8332135A GB 8332135 A GB8332135 A GB 8332135A GB 2317459 B GB2317459 B GB 2317459B
Authority
GB
United Kingdom
Prior art keywords
optical systems
protecting optical
protecting
systems
optical
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 - Fee Related
Application number
GB8332135A
Other versions
GB8332135D0 (en
GB2317459A (en
Inventor
Peter Reginald Hall
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.)
BAE Systems PLC
Matra Bae Dynamics UK Ltd
Original Assignee
British Aerospace PLC
Matra Bae Dynamics UK 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 British Aerospace PLC, Matra Bae Dynamics UK Ltd filed Critical British Aerospace PLC
Publication of GB8332135D0 publication Critical patent/GB8332135D0/en
Publication of GB2317459A publication Critical patent/GB2317459A/en
Application granted granted Critical
Publication of GB2317459B publication Critical patent/GB2317459B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
    • G02B19/0014—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only at least one surface having optical power
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • G02B19/0052—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a laser diode
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
GB8332135A 1982-12-01 1983-12-01 Protecting optical systems Expired - Fee Related GB2317459B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8234013A GB8234013D0 (en) 1982-12-01 1982-12-01 Protecting optical systems

Publications (3)

Publication Number Publication Date
GB8332135D0 GB8332135D0 (en) 1998-01-07
GB2317459A GB2317459A (en) 1998-03-25
GB2317459B true GB2317459B (en) 1998-07-01

Family

ID=10534610

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8234013A Pending GB8234013D0 (en) 1982-12-01 1982-12-01 Protecting optical systems
GB8332135A Expired - Fee Related GB2317459B (en) 1982-12-01 1983-12-01 Protecting optical systems

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8234013A Pending GB8234013D0 (en) 1982-12-01 1982-12-01 Protecting optical systems

Country Status (1)

Country Link
GB (2) GB8234013D0 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1240821A (en) * 1965-05-20 1971-07-28 Us Government Optical viewing system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1240821A (en) * 1965-05-20 1971-07-28 Us Government Optical viewing system

Also Published As

Publication number Publication date
GB8332135D0 (en) 1998-01-07
GB2317459A (en) 1998-03-25
GB8234013D0 (en) 1998-01-07

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Legal Events

Date Code Title Description
730 Substitution of applicants allowed (sect. 30/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee