JPH0347502U - - Google Patents
Info
- Publication number
- JPH0347502U JPH0347502U JP10783389U JP10783389U JPH0347502U JP H0347502 U JPH0347502 U JP H0347502U JP 10783389 U JP10783389 U JP 10783389U JP 10783389 U JP10783389 U JP 10783389U JP H0347502 U JPH0347502 U JP H0347502U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- linear
- cross
- spaces
- paper
- 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
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Endoscopes (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10783389U JPH0347502U (US20030204162A1-20031030-M00001.png) | 1989-09-14 | 1989-09-14 | |
| CA 2025062 CA2025062A1 (en) | 1989-09-14 | 1990-09-11 | Bar lens with smaller thickness for greater rate of magnification |
| EP19900310068 EP0418092A3 (en) | 1989-09-14 | 1990-09-14 | Bar lens with smaller thickness for greater rate of magnificaton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10783389U JPH0347502U (US20030204162A1-20031030-M00001.png) | 1989-09-14 | 1989-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0347502U true JPH0347502U (US20030204162A1-20031030-M00001.png) | 1991-05-02 |
Family
ID=14469197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10783389U Pending JPH0347502U (US20030204162A1-20031030-M00001.png) | 1989-09-14 | 1989-09-14 |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0418092A3 (US20030204162A1-20031030-M00001.png) |
| JP (1) | JPH0347502U (US20030204162A1-20031030-M00001.png) |
| CA (1) | CA2025062A1 (US20030204162A1-20031030-M00001.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010010464B4 (de) | 2010-03-06 | 2011-11-17 | Bcd-Gmbh | Lesehilfe |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5031937B1 (US20030204162A1-20031030-M00001.png) * | 1969-10-23 | 1975-10-16 | ||
| JPS52127251A (en) * | 1976-04-16 | 1977-10-25 | Tokyo Keiki Kk | Magnifier |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1212315B (de) * | 1964-02-27 | 1966-03-10 | Ragna Hoest Schjerven Geb Hoes | Gleitschiene fuer Lesestab mit eingebautem Futteral zur Aufbewahrung des Stabes |
| FR2556848B1 (fr) * | 1983-12-15 | 1986-04-18 | Loupes Hautes Performances | Loupe de lecture |
| DE8704812U1 (de) * | 1987-04-01 | 1987-06-04 | Eschenbach Optik GmbH + Co, 8500 Nürnberg | Hellfeldlupe |
| DE8807303U1 (de) * | 1988-06-04 | 1988-10-13 | Eschenbach Optik GmbH + Co, 8500 Nürnberg | Lese- und Betrachtungsgerät |
-
1989
- 1989-09-14 JP JP10783389U patent/JPH0347502U/ja active Pending
-
1990
- 1990-09-11 CA CA 2025062 patent/CA2025062A1/en not_active Abandoned
- 1990-09-14 EP EP19900310068 patent/EP0418092A3/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5031937B1 (US20030204162A1-20031030-M00001.png) * | 1969-10-23 | 1975-10-16 | ||
| JPS52127251A (en) * | 1976-04-16 | 1977-10-25 | Tokyo Keiki Kk | Magnifier |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0418092A2 (en) | 1991-03-20 |
| EP0418092A3 (en) | 1992-02-26 |
| CA2025062A1 (en) | 1991-03-15 |
