GB612757A - Improvements relating to optical objectives - Google Patents

Improvements relating to optical objectives

Info

Publication number
GB612757A
GB612757A GB1665046A GB1665046A GB612757A GB 612757 A GB612757 A GB 612757A GB 1665046 A GB1665046 A GB 1665046A GB 1665046 A GB1665046 A GB 1665046A GB 612757 A GB612757 A GB 612757A
Authority
GB
United Kingdom
Prior art keywords
improvements relating
optical objectives
objectives
optical
relating
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
GB1665046A
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.)
HORACE WILLIAM LEE
PULLIN OPTICAL Co Ltd
Original Assignee
HORACE WILLIAM LEE
PULLIN OPTICAL Co 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 HORACE WILLIAM LEE, PULLIN OPTICAL Co Ltd filed Critical HORACE WILLIAM LEE
Priority to GB1665046A priority Critical patent/GB612757A/en
Publication of GB612757A publication Critical patent/GB612757A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
GB1665046A 1946-05-31 1946-05-31 Improvements relating to optical objectives Expired GB612757A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1665046A GB612757A (en) 1946-05-31 1946-05-31 Improvements relating to optical objectives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1665046A GB612757A (en) 1946-05-31 1946-05-31 Improvements relating to optical objectives

Publications (1)

Publication Number Publication Date
GB612757A true GB612757A (en) 1948-11-17

Family

ID=10081138

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1665046A Expired GB612757A (en) 1946-05-31 1946-05-31 Improvements relating to optical objectives

Country Status (1)

Country Link
GB (1) GB612757A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2818777A (en) * 1956-06-25 1958-01-07 Bausch & Lomb Triplet type objective lens
US2966825A (en) * 1956-03-24 1961-01-03 Agfa Ag Photographic objective
US5596455A (en) * 1995-06-29 1997-01-21 Minnesota Mining And Manufacturing Company Fixed-focus triplet projection lens for overhead projectors

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2966825A (en) * 1956-03-24 1961-01-03 Agfa Ag Photographic objective
US2818777A (en) * 1956-06-25 1958-01-07 Bausch & Lomb Triplet type objective lens
US5596455A (en) * 1995-06-29 1997-01-21 Minnesota Mining And Manufacturing Company Fixed-focus triplet projection lens for overhead projectors

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