JPH0455304U - - Google Patents

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Publication number
JPH0455304U
JPH0455304U JP9694990U JP9694990U JPH0455304U JP H0455304 U JPH0455304 U JP H0455304U JP 9694990 U JP9694990 U JP 9694990U JP 9694990 U JP9694990 U JP 9694990U JP H0455304 U JPH0455304 U JP H0455304U
Authority
JP
Japan
Prior art keywords
fixation target
blinking
light source
subject
visual field
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
JP9694990U
Other languages
English (en)
Other versions
JP2558582Y2 (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 JP1990096949U priority Critical patent/JP2558582Y2/ja
Publication of JPH0455304U publication Critical patent/JPH0455304U/ja
Application granted granted Critical
Publication of JP2558582Y2 publication Critical patent/JP2558582Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Description

【図面の簡単な説明】
第１図〜第６図は本考案に係る視野計測装置の
一実施例を示すもので、第１図は全体斜視図、第
２図は要部断面図、第３図は固視標光学系の構成
図、第４図、第６図は点滅制御手段の構成図、第
５図は発振パルスＨを示す図である。 ３……半球ドーム、１４……固視標光源、１８
……スイツチングトランジスタ（点滅制御手段）
、１９……パルス発振器（点滅制御手段）、２１
……矩形波発振回路（点滅制御手段）、Ｋ……固
視標、Ｓ……視標。

Claims (1)

  1. 【実用新案登録請求の範囲】 被検眼を半球ドーム内面の略中心に固定するた
    めに、固視標光源に基づき固視標を照明し、該固
    視標を被検者に固視させつつ、前記半球ドーム内
    面に形成された視標を視認させ、前記被検者の視
    野を計測する視野計測装置において、 前記固視標光源を点滅制御する点滅制御手段が
    設けられ、該点滅制御手段はその点滅周期が変更
    可能であることを特徴とする視野計測装置。
JP1990096949U 1990-09-13 1990-09-13 視野計測装置 Expired - Fee Related JP2558582Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990096949U JP2558582Y2 (ja) 1990-09-13 1990-09-13 視野計測装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990096949U JP2558582Y2 (ja) 1990-09-13 1990-09-13 視野計測装置

Publications (2)

Publication Number Publication Date
JPH0455304U true JPH0455304U (ja) 1992-05-12
JP2558582Y2 JP2558582Y2 (ja) 1997-12-24

Family

ID=31836907

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990096949U Expired - Fee Related JP2558582Y2 (ja) 1990-09-13 1990-09-13 視野計測装置

Country Status (1)

Country Link
JP (1) JP2558582Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6338502U (ja) * 1986-08-28 1988-03-12

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6338502U (ja) * 1986-08-28 1988-03-12

Also Published As

Publication number Publication date
JP2558582Y2 (ja) 1997-12-24

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Legal Events

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