JPS646907U - - Google Patents

Info

Publication number
JPS646907U
JPS646907U JP1987100406U JP10040687U JPS646907U JP S646907 U JPS646907 U JP S646907U JP 1987100406 U JP1987100406 U JP 1987100406U JP 10040687 U JP10040687 U JP 10040687U JP S646907 U JPS646907 U JP S646907U
Authority
JP
Japan
Prior art keywords
gear
drive shaft
slit
rotation
rotation axis
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.)
Granted
Application number
JP1987100406U
Other languages
English (en)
Other versions
JPH0347602Y2 (ja
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
Priority to JP1987100406U priority Critical patent/JPH0347602Y2/ja
Priority to US07/212,932 priority patent/US4818068A/en
Publication of JPS646907U publication Critical patent/JPS646907U/ja
Application granted granted Critical
Publication of JPH0347602Y2 publication Critical patent/JPH0347602Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/13—Ophthalmic microscopes
    • A61B3/135—Slit-lamp microscopes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/005—Diaphragms

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
  • Spectrometry And Color Measurement (AREA)

Description

【図面の簡単な説明】
第１図は本考案のスリツト装置の縦方向断面図
、第２図は第１図の線―における断面図であ
る。 Ｄ……段付部、Ｋ……筐体、Ｌ……直線、Ｐ…
…点、Ｏ……回動軸、Ｗ……スリツト軸、１０…
…ベース板、１１……第１歯車、１２……開口、
１３……案内スロツト、１４……案内スロツト、
１５……段付部、２１……ロツド、２２……ロツ
ド、２３……支持台、２４……支持台、３１……
スリツト刃、３２……スリツト刃、４０……カム
板、４０ａ，４０ｂ……カム面、４１……中央開
口、４２……カム駆動板、４２ａ……開口、４３
……第２歯車、４５……ビス、５１……第１駆動
歯車、５２……第１駆動軸、５３……方向調整ノ
ブ、６１……第２駆動歯車、６２……第２駆動軸
、６３……スリツト幅調整ノブ、７０……軸受。

Claims (1)

    【実用新案登録請求の範囲】
  1. 回動軸Ｏ回りに回動自在に配置され、同回動方
    向に沿つて第１の歯車１１を有するベース板１０
    と；前記回動軸Ｏに垂直な直線Ｌに沿つて配置さ
    れた前記回動軸Ｏを挟んで対称に前記ベース板１
    ０に形成された少なくとも２本の案内スロツト１
    ３，１４と；前記各々の案内スロツト１３，１４
    に沿つて移動可能な少なくとも２本のロツド２１
    ，２２と；前記ロツド２１，２２の各々に連絡さ
    れ互いに反対方向に前記直線Ｌに平行な方向に移
    動する少なくとも２枚のスリツト刃３１，３２と
    ；前記回動軸Ｏ回りに回動することにより前記ロ
    ツド２１，２２を互いに反対方向に移動させるた
    めの、同回動方向に沿つて配置された第２の歯車
    ４３を有するカム手段４０，４２と；前記回動軸
    Ｏに垂直な第１駆動軸５２と、前記第１歯車１１
    と噛合う第１駆動歯車５１と、スリツト方向調整
    ノブ５３とから成るスリツト方向調整手段と；前
    記第１駆動軸５２と同軸な第２駆動軸６２と、前
    記第２歯車４３と噛合う第２駆動歯車６１と、ス
    リツト幅調整ノブ６３とから成るスリツト幅調整
    手段と；を包含することを特徴とするスリツト装
    置。
JP1987100406U 1987-06-30 1987-06-30 Expired JPH0347602Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1987100406U JPH0347602Y2 (ja) 1987-06-30 1987-06-30
US07/212,932 US4818068A (en) 1987-06-30 1988-06-29 Slit apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987100406U JPH0347602Y2 (ja) 1987-06-30 1987-06-30

Publications (2)

Publication Number Publication Date
JPS646907U true JPS646907U (ja) 1989-01-17
JPH0347602Y2 JPH0347602Y2 (ja) 1991-10-11

Family

ID=14273096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987100406U Expired JPH0347602Y2 (ja) 1987-06-30 1987-06-30

Country Status (2)

Country Link
US (1) US4818068A (ja)
JP (1) JPH0347602Y2 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4531413B2 (ja) * 2004-02-10 2010-08-25 株式会社トプコン 細隙灯顕微鏡
CN106236010B (zh) * 2016-07-19 2018-12-25 重庆康华瑞明科技股份有限公司 一种裂隙宽度电动调节裂隙灯显微镜检查仪功能单元装置
CN107643577A (zh) * 2017-09-29 2018-01-30 上海润理真空技术有限公司 真空可视狭缝机构
CN114193002A (zh) * 2021-12-24 2022-03-18 苏州迈为科技股份有限公司 一种自动控制狭缝宽度的装置及控制狭缝宽度的方法
GB2632458A (en) * 2023-08-09 2025-02-12 Eyoto Group Ltd Improvements in or relating to slit lamps

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3639039A (en) * 1964-10-22 1972-02-01 Lockheed Aircraft Corp Apparatus utilizing spatial plane filtering for performing optical image enhancement

Also Published As

Publication number Publication date
JPH0347602Y2 (ja) 1991-10-11
US4818068A (en) 1989-04-04

Similar Documents

Publication Publication Date Title
JPH0230233Y2 (ja)
JPS646907U (ja)
JPS6383293U (ja)
JPS6212558Y2 (ja)
JPH0453696A (ja) 連続するウエブに断続する曲線状切込みを付与する装置
JPS6317795U (ja)
JPS637515Y2 (ja)
JPH01127575U (ja)
JPS6284031U (ja)
JPH07241800A (ja) スリッターにおける切断刃の位置変更装置
JPH0166993U (ja)
JPS6374295U (ja)
JPS63149701U (ja)
JPS6335940U (ja)
JPH02139093U (ja)
JPS61125417U (ja)
JPS61181696U (ja)
JPH0289347U (ja)
JPS6379196U (ja)
JPS63100103U (ja)
JPH02124354U (ja)
JPS6391315U (ja)
JPS6277545U (ja)
JPH0227393U (ja)
JPS63120625U (ja)