KR900020811U - Adjusting the focal length of the binocular eyepiece - Google Patents

Adjusting the focal length of the binocular eyepiece

Info

Publication number
KR900020811U
KR900020811U KR2019890006427U KR890006427U KR900020811U KR 900020811 U KR900020811 U KR 900020811U KR 2019890006427 U KR2019890006427 U KR 2019890006427U KR 890006427 U KR890006427 U KR 890006427U KR 900020811 U KR900020811 U KR 900020811U
Authority
KR
South Korea
Prior art keywords
adjusting
focal length
binocular eyepiece
binocular
eyepiece
Prior art date
Application number
KR2019890006427U
Other languages
Korean (ko)
Other versions
KR920004748Y1 (en
Inventor
안태준
Original Assignee
주식회사 퍼시휙광학
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 주식회사 퍼시휙광학 filed Critical 주식회사 퍼시휙광학
Priority to KR2019890006427U priority Critical patent/KR920004748Y1/en
Publication of KR900020811U publication Critical patent/KR900020811U/en
Application granted granted Critical
Publication of KR920004748Y1 publication Critical patent/KR920004748Y1/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
    • G02B23/06—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors having a focussing action, e.g. parabolic mirror
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
    • G02B23/18—Housings; Caps; Mountings; Supports, e.g. with counterweight for binocular arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Telescopes (AREA)
KR2019890006427U 1989-05-18 1989-05-18 Adjustment apparatus of focal length of eyepiece in binoculars KR920004748Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890006427U KR920004748Y1 (en) 1989-05-18 1989-05-18 Adjustment apparatus of focal length of eyepiece in binoculars

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890006427U KR920004748Y1 (en) 1989-05-18 1989-05-18 Adjustment apparatus of focal length of eyepiece in binoculars

Publications (2)

Publication Number Publication Date
KR900020811U true KR900020811U (en) 1990-12-14
KR920004748Y1 KR920004748Y1 (en) 1992-07-18

Family

ID=19286172

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890006427U KR920004748Y1 (en) 1989-05-18 1989-05-18 Adjustment apparatus of focal length of eyepiece in binoculars

Country Status (1)

Country Link
KR (1) KR920004748Y1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101064213B1 (en) * 2009-03-03 2011-09-14 이남수 Mobilephone mounting telescope with angle-and-distendadjustment means

Also Published As

Publication number Publication date
KR920004748Y1 (en) 1992-07-18

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Legal Events

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E701 Decision to grant or registration of patent right
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