GB1290738A - - Google Patents

Info

Publication number
GB1290738A
GB1290738A GB1290738DA GB1290738A GB 1290738 A GB1290738 A GB 1290738A GB 1290738D A GB1290738D A GB 1290738DA GB 1290738 A GB1290738 A GB 1290738A
Authority
GB
United Kingdom
Prior art keywords
lens
anamorphosing
master
maintain
compression ratio
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
Other languages
English (en)
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 filed Critical
Publication of GB1290738A publication Critical patent/GB1290738A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/08—Anamorphotic objectives

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
GB1290738D 1970-04-20 1970-04-20 Expired GB1290738A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1881670 1970-04-20

Publications (1)

Publication Number Publication Date
GB1290738A true GB1290738A (enrdf_load_stackoverflow) 1972-09-27

Family

ID=10118906

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1290738D Expired GB1290738A (enrdf_load_stackoverflow) 1970-04-20 1970-04-20

Country Status (1)

Country Link
GB (1) GB1290738A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5307208A (en) * 1989-04-15 1994-04-26 Optische Werke G. Rodenstock Optical system for imaging the light from light sources
GB2280757A (en) * 1993-08-06 1995-02-08 Samsung Aerospace Ind Optical system having crossed cylindrical lens groups

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5307208A (en) * 1989-04-15 1994-04-26 Optische Werke G. Rodenstock Optical system for imaging the light from light sources
GB2280757A (en) * 1993-08-06 1995-02-08 Samsung Aerospace Ind Optical system having crossed cylindrical lens groups

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees