JPS6384111U - - Google Patents
Info
- Publication number
- JPS6384111U JPS6384111U JP17961486U JP17961486U JPS6384111U JP S6384111 U JPS6384111 U JP S6384111U JP 17961486 U JP17961486 U JP 17961486U JP 17961486 U JP17961486 U JP 17961486U JP S6384111 U JPS6384111 U JP S6384111U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- object side
- diaphragm
- meniscus lens
- built
- 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
- 230000005499 meniscus Effects 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims 1
Landscapes
- Lenses (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17961486U JPS6384111U (zh) | 1986-11-20 | 1986-11-20 | |
US07/122,217 US4854679A (en) | 1986-11-20 | 1987-11-18 | Photographic system having front conversion lens |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17961486U JPS6384111U (zh) | 1986-11-20 | 1986-11-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6384111U true JPS6384111U (zh) | 1988-06-02 |
Family
ID=31122830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17961486U Pending JPS6384111U (zh) | 1986-11-20 | 1986-11-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6384111U (zh) |
-
1986
- 1986-11-20 JP JP17961486U patent/JPS6384111U/ja active Pending