HK14879A - Improvements in wide angle lenses - Google Patents

Improvements in wide angle lenses

Info

Publication number
HK14879A
HK14879A HK14879A HK14879A HK14879A HK 14879 A HK14879 A HK 14879A HK 14879 A HK14879 A HK 14879A HK 14879 A HK14879 A HK 14879A HK 14879 A HK14879 A HK 14879A
Authority
HK
Hong Kong
Prior art keywords
wide angle
angle lenses
lenses
wide
angle
Prior art date
Application number
HK14879A
Original Assignee
Vivitar Corp
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
Priority claimed from US05/492,403 external-priority patent/US4099849A/en
Application filed by Vivitar Corp filed Critical Vivitar Corp
Publication of HK14879A publication Critical patent/HK14879A/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/62—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having six components only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
HK14879A 1973-08-27 1979-03-22 Improvements in wide angle lenses HK14879A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US39211873A 1973-08-27 1973-08-27
US05/492,403 US4099849A (en) 1973-08-27 1974-07-29 Wide angle objective

Publications (1)

Publication Number Publication Date
HK14879A true HK14879A (en) 1979-03-30

Family

ID=27013758

Family Applications (1)

Application Number Title Priority Date Filing Date
HK14879A HK14879A (en) 1973-08-27 1979-03-22 Improvements in wide angle lenses

Country Status (5)

Country Link
JP (1) JPS5083019A (en)
DE (1) DE2440944A1 (en)
GB (1) GB1484322A (en)
HK (1) HK14879A (en)
MY (1) MY7900200A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6080816A (en) * 1983-10-11 1985-05-08 Olympus Optical Co Ltd Objective lens of endoscope with less distortion aberration
JPH09269450A (en) * 1996-03-29 1997-10-14 Olympus Optical Co Ltd Objective lens for endoscope
JP5476881B2 (en) * 2008-09-18 2014-04-23 株式会社ニコン Wide-angle lens, optical device, and wide-angle lens focusing method
CN112014956B (en) * 2020-10-14 2021-01-01 瑞泰光学(常州)有限公司 Image pickup optical lens

Also Published As

Publication number Publication date
JPS5083019A (en) 1975-07-04
MY7900200A (en) 1979-12-31
DE2440944A1 (en) 1975-04-24
GB1484322A (en) 1977-09-01

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