JPS5441593A - Light spot type projecting device - Google Patents
Light spot type projecting deviceInfo
- Publication number
- JPS5441593A JPS5441593A JP10813477A JP10813477A JPS5441593A JP S5441593 A JPS5441593 A JP S5441593A JP 10813477 A JP10813477 A JP 10813477A JP 10813477 A JP10813477 A JP 10813477A JP S5441593 A JPS5441593 A JP S5441593A
- Authority
- JP
- Japan
- Prior art keywords
- light spot
- projecting device
- spot type
- type projecting
- light
- 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
Links
Landscapes
- Eyeglasses (AREA)
- Eye Examination Apparatus (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52108134A JPS6049498B2 (en) | 1977-09-07 | 1977-09-07 | light point projection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52108134A JPS6049498B2 (en) | 1977-09-07 | 1977-09-07 | light point projection device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5441593A true JPS5441593A (en) | 1979-04-02 |
JPS6049498B2 JPS6049498B2 (en) | 1985-11-02 |
Family
ID=14476784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52108134A Expired JPS6049498B2 (en) | 1977-09-07 | 1977-09-07 | light point projection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6049498B2 (en) |
-
1977
- 1977-09-07 JP JP52108134A patent/JPS6049498B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6049498B2 (en) | 1985-11-02 |
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