JPS61148044U - - Google Patents
Info
- Publication number
- JPS61148044U JPS61148044U JP3125285U JP3125285U JPS61148044U JP S61148044 U JPS61148044 U JP S61148044U JP 3125285 U JP3125285 U JP 3125285U JP 3125285 U JP3125285 U JP 3125285U JP S61148044 U JPS61148044 U JP S61148044U
- Authority
- JP
- Japan
- Prior art keywords
- projector
- projection
- projection lens
- lens
- focal length
- 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
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Overhead Projectors And Projection Screens (AREA)
- Lens Barrels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3125285U JPS61148044U (sh) | 1985-03-05 | 1985-03-05 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3125285U JPS61148044U (sh) | 1985-03-05 | 1985-03-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61148044U true JPS61148044U (sh) | 1986-09-12 |
Family
ID=30531690
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3125285U Pending JPS61148044U (sh) | 1985-03-05 | 1985-03-05 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61148044U (sh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4854928A (sh) * | 1971-11-08 | 1973-08-02 | ||
JPS49121529A (sh) * | 1973-03-02 | 1974-11-20 | ||
JPS50133832A (sh) * | 1974-04-09 | 1975-10-23 |
-
1985
- 1985-03-05 JP JP3125285U patent/JPS61148044U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4854928A (sh) * | 1971-11-08 | 1973-08-02 | ||
JPS49121529A (sh) * | 1973-03-02 | 1974-11-20 | ||
JPS50133832A (sh) * | 1974-04-09 | 1975-10-23 |