CA371081A - Aspherical lens - Google Patents

Aspherical lens

Info

Publication number
CA371081A
CA371081A CA371081A CA371081DA CA371081A CA 371081 A CA371081 A CA 371081A CA 371081 A CA371081 A CA 371081A CA 371081D A CA371081D A CA 371081DA CA 371081 A CA371081 A CA 371081A
Authority
CA
Canada
Prior art keywords
aspherical lens
aspherical
lens
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
CA371081A
Other languages
French (fr)
Inventor
Ewart Williams William
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA371081A publication Critical patent/CA371081A/en
Expired legal-status Critical Current

Links

CA371081A Aspherical lens Expired CA371081A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA371081T

Publications (1)

Publication Number Publication Date
CA371081A true CA371081A (en) 1938-01-04

Family

ID=35372147

Family Applications (1)

Application Number Title Priority Date Filing Date
CA371081A Expired CA371081A (en) Aspherical lens

Country Status (1)

Country Link
CA (1) CA371081A (en)

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