JPS63165602U - - Google Patents
Info
- Publication number
- JPS63165602U JPS63165602U JP5937787U JP5937787U JPS63165602U JP S63165602 U JPS63165602 U JP S63165602U JP 5937787 U JP5937787 U JP 5937787U JP 5937787 U JP5937787 U JP 5937787U JP S63165602 U JPS63165602 U JP S63165602U
- Authority
- JP
- Japan
- Prior art keywords
- mirror
- fresnel
- fresnel mirror
- plane
- optical 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
Links
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Overhead Projectors And Projection Screens (AREA)
- Optical Elements Other Than Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5937787U JPH0535364Y2 (en, 2012) | 1987-04-20 | 1987-04-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5937787U JPH0535364Y2 (en, 2012) | 1987-04-20 | 1987-04-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63165602U true JPS63165602U (en, 2012) | 1988-10-28 |
| JPH0535364Y2 JPH0535364Y2 (en, 2012) | 1993-09-08 |
Family
ID=30890812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5937787U Expired - Lifetime JPH0535364Y2 (en, 2012) | 1987-04-20 | 1987-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0535364Y2 (en, 2012) |
-
1987
- 1987-04-20 JP JP5937787U patent/JPH0535364Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0535364Y2 (en, 2012) | 1993-09-08 |