CA800292A - Two-element variable-power spherical lens - Google Patents
Two-element variable-power spherical lensInfo
- Publication number
- CA800292A CA800292A CA800292A CA800292DA CA800292A CA 800292 A CA800292 A CA 800292A CA 800292 A CA800292 A CA 800292A CA 800292D A CA800292D A CA 800292DA CA 800292 A CA800292 A CA 800292A
- Authority
- CA
- Canada
- Prior art keywords
- spherical lens
- element variable
- power spherical
- power
- variable
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA800292T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA800292A true CA800292A (en) | 1968-12-03 |
Family
ID=36268303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA800292A Expired CA800292A (en) | Two-element variable-power spherical lens |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA800292A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9335446B2 (en) | 2011-09-01 | 2016-05-10 | Eyejusters Ltd | Adjustable refractive optical device |
-
0
- CA CA800292A patent/CA800292A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9335446B2 (en) | 2011-09-01 | 2016-05-10 | Eyejusters Ltd | Adjustable refractive optical device |
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