JPS63106401U - - Google Patents
Info
- Publication number
- JPS63106401U JPS63106401U JP20102786U JP20102786U JPS63106401U JP S63106401 U JPS63106401 U JP S63106401U JP 20102786 U JP20102786 U JP 20102786U JP 20102786 U JP20102786 U JP 20102786U JP S63106401 U JPS63106401 U JP S63106401U
- Authority
- JP
- Japan
- Prior art keywords
- visual acuity
- optotype
- test device
- optotypes
- interfering
- 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.)
- Pending
Links
- 230000004304 visual acuity Effects 0.000 claims description 4
- 230000002452 interceptive effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
Description
第１図は本考案の一実施例の視力検査装置のブ
ロツク図、第２図は視標切換コントロール部１に
あるスイツチ群の外観の概略図、第３図は視力検
査装置本体９の縦断面図、第４図は本考案の第２
の実施例である視標切換コントロール部がハンデ
イタイプの場合の視標切換コントロール部のブロ
ツク回路図、第５図にある眼鏡店における視力検
査装置の配置図である。
１……視標切換コントロール部、３……送信部
、７……コード切換スイツチ、８……視標切換ス
イツチ、１０……視力検査装置本体９の受信部、
１４……視力検査装置本体９のコンピユター回路
、１５……フイルム初期位置検出用光電スイツチ
、１６……画面切換検出用光電スイツチ、１７…
…視標を駆動するモーター。
FIG. 1 is a block diagram of a visual acuity test device according to an embodiment of the present invention, FIG. Figure 4 is the second figure of this invention.
FIG. 6 is a block circuit diagram of an optotype switching control section in the case where the optotype switching control section is a handy type according to an embodiment of the present invention; FIG. DESCRIPTION OF SYMBOLS 1... Optotype switching control section, 3... Transmission section, 7... Code switching switch, 8... Optotype switching switch, 10... Receiving section of the visual acuity testing device main body 9,
14... Computer circuit of the visual acuity testing device main body 9, 15... Photoelectric switch for detecting the initial position of the film, 16... Photoelectric switch for detecting screen switching, 17...
...A motor that drives the optotype.
Claims (1)
を行う視力検査装置において、コード切換手段を
設け、コード信号が他の装置と互いに干渉しあう
のを防止することを特徴とする視力検査装置。 What is claimed is: 1. A visual acuity test device that switches optotypes using a wireless remote control, characterized in that it is provided with code switching means to prevent code signals from interfering with other devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20102786U JPS63106401U (en) | 1986-12-27 | 1986-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20102786U JPS63106401U (en) | 1986-12-27 | 1986-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63106401U true JPS63106401U (en) | 1988-07-09 |
Family
ID=31164095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20102786U Pending JPS63106401U (en) | 1986-12-27 | 1986-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63106401U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5938904B2 (en) * | 1979-04-06 | 1984-09-19 | 富士通株式会社 | Type head manufacturing method |
| JPS61256141A (en) * | 1985-05-09 | 1986-11-13 | Matsushita Electric Ind Co Ltd | Transmitting and receiving device for wireless type air-conditioning machine |
-
1986
- 1986-12-27 JP JP20102786U patent/JPS63106401U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5938904B2 (en) * | 1979-04-06 | 1984-09-19 | 富士通株式会社 | Type head manufacturing method |
| JPS61256141A (en) * | 1985-05-09 | 1986-11-13 | Matsushita Electric Ind Co Ltd | Transmitting and receiving device for wireless type air-conditioning machine |