JPS6330991Y2 - - Google Patents
Info
- Publication number
- JPS6330991Y2 JPS6330991Y2 JP1980023821U JP2382180U JPS6330991Y2 JP S6330991 Y2 JPS6330991 Y2 JP S6330991Y2 JP 1980023821 U JP1980023821 U JP 1980023821U JP 2382180 U JP2382180 U JP 2382180U JP S6330991 Y2 JPS6330991 Y2 JP S6330991Y2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- objective lens
- test
- eyepiece
- optotype
- 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.)
- Expired
Links
- 238000012360 testing method Methods 0.000 claims description 25
- 230000003287 optical effect Effects 0.000 claims description 21
- 238000005452 bending Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Testing Of Optical Devices Or Fibers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1980023821U JPS6330991Y2 (fr) | 1980-02-26 | 1980-02-26 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1980023821U JPS6330991Y2 (fr) | 1980-02-26 | 1980-02-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56126541U JPS56126541U (fr) | 1981-09-26 |
JPS6330991Y2 true JPS6330991Y2 (fr) | 1988-08-18 |
Family
ID=29619913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1980023821U Expired JPS6330991Y2 (fr) | 1980-02-26 | 1980-02-26 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6330991Y2 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59175936A (ja) * | 1983-03-23 | 1984-10-05 | Toyoda Mach Works Ltd | 芯出し装入装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5469455A (en) * | 1977-11-14 | 1979-06-04 | Tokyo Optical | Device for measuring astigmatism axis and refracting power |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6212269Y2 (fr) * | 1977-12-26 | 1987-03-28 |
-
1980
- 1980-02-26 JP JP1980023821U patent/JPS6330991Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5469455A (en) * | 1977-11-14 | 1979-06-04 | Tokyo Optical | Device for measuring astigmatism axis and refracting power |
Also Published As
Publication number | Publication date |
---|---|
JPS56126541U (fr) | 1981-09-26 |
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