CA800292A - Two-element variable-power spherical lens - Google Patents

Two-element variable-power spherical lens

Info

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
Application number
CA800292A
Inventor
W. Alvarez Luis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Optigon Research and Development Corp
Original Assignee
Optigon Research and Development Corp
Publication date
Application granted granted Critical
Publication of CA800292A publication Critical patent/CA800292A/en
Expired legal-status Critical Current

Links

CA800292A Two-element variable-power spherical lens Expired CA800292A (en)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9335446B2 (en) 2011-09-01 2016-05-10 Eyejusters Ltd Adjustable refractive optical device

Cited By (1)

* Cited by examiner, † Cited by third party
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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