CA490772A - Systeme concentrique d'optique - Google Patents

Systeme concentrique d'optique

Info

Publication number
CA490772A
CA490772A CA490772A CA490772DA CA490772A CA 490772 A CA490772 A CA 490772A CA 490772 A CA490772 A CA 490772A CA 490772D A CA490772D A CA 490772DA CA 490772 A CA490772 A CA 490772A
Authority
CA
Canada
Prior art keywords
optical system
concentric optical
concentric
optical
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
CA490772A
Other languages
English (en)
Inventor
C. P. Henroteau Francois
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.)
Farnsworth Television and Radio Corp
Original Assignee
Farnsworth Television and Radio Corp
Publication date
Application granted granted Critical
Publication of CA490772A publication Critical patent/CA490772A/fr
Expired legal-status Critical Current

Links

CA490772A Systeme concentrique d'optique Expired CA490772A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA490772T

Publications (1)

Publication Number Publication Date
CA490772A true CA490772A (fr) 1953-02-24

Family

ID=35630509

Family Applications (1)

Application Number Title Priority Date Filing Date
CA490772A Expired CA490772A (fr) Systeme concentrique d'optique

Country Status (1)

Country Link
CA (1) CA490772A (fr)

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