CA862438A - Arrangement supplying a reference mark in an optical apparatus and uses thereof - Google Patents

Arrangement supplying a reference mark in an optical apparatus and uses thereof

Info

Publication number
CA862438A
CA862438A CA862438A CA862438DA CA862438A CA 862438 A CA862438 A CA 862438A CA 862438 A CA862438 A CA 862438A CA 862438D A CA862438D A CA 862438DA CA 862438 A CA862438 A CA 862438A
Authority
CA
Canada
Prior art keywords
reference mark
optical apparatus
arrangement supplying
supplying
arrangement
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
CA862438A
Inventor
Leblanc Michele
Mouchart Jacques
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.)
Alcatel Lucent SAS
Original Assignee
Compagnie Generale dElectricite SA
Publication date
Application granted granted Critical
Publication of CA862438A publication Critical patent/CA862438A/en
Expired legal-status Critical Current

Links

CA862438A Arrangement supplying a reference mark in an optical apparatus and uses thereof Expired CA862438A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA862438T

Publications (1)

Publication Number Publication Date
CA862438A true CA862438A (en) 1971-02-02

Family

ID=36347821

Family Applications (1)

Application Number Title Priority Date Filing Date
CA862438A Expired CA862438A (en) Arrangement supplying a reference mark in an optical apparatus and uses thereof

Country Status (1)

Country Link
CA (1) CA862438A (en)

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