CA814708A - Focusing in optical systems - Google Patents

Focusing in optical systems

Info

Publication number
CA814708A
CA814708A CA814708A CA814708DA CA814708A CA 814708 A CA814708 A CA 814708A CA 814708 A CA814708 A CA 814708A CA 814708D A CA814708D A CA 814708DA CA 814708 A CA814708 A CA 814708A
Authority
CA
Canada
Prior art keywords
focusing
optical systems
optical
systems
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
CA814708A
Inventor
M. Hellings Geoffrey
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.)
General Precision Systems Ltd
Original Assignee
General Precision Systems Ltd
Publication date
Application granted granted Critical
Publication of CA814708A publication Critical patent/CA814708A/en
Expired legal-status Critical Current

Links

CA814708A Focusing in optical systems Expired CA814708A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA814708T

Publications (1)

Publication Number Publication Date
CA814708A true CA814708A (en) 1969-06-10

Family

ID=36287218

Family Applications (1)

Application Number Title Priority Date Filing Date
CA814708A Expired CA814708A (en) Focusing in optical systems

Country Status (1)

Country Link
CA (1) CA814708A (en)

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