CA823832A - Focus control apparatus - Google Patents

Focus control apparatus

Info

Publication number
CA823832A
CA823832A CA823832A CA823832DA CA823832A CA 823832 A CA823832 A CA 823832A CA 823832 A CA823832 A CA 823832A CA 823832D A CA823832D A CA 823832DA CA 823832 A CA823832 A CA 823832A
Authority
CA
Canada
Prior art keywords
control apparatus
focus control
focus
control
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
CA823832A
Inventor
F. Tschannen Robert
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.)
BAE Systems Aerospace Inc
Original Assignee
Hazeltine Corp
Publication date
Application granted granted Critical
Publication of CA823832A publication Critical patent/CA823832A/en
Expired legal-status Critical Current

Links

CA823832A Focus control apparatus Expired CA823832A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA823832T

Publications (1)

Publication Number Publication Date
CA823832A true CA823832A (en) 1969-09-23

Family

ID=36301252

Family Applications (1)

Application Number Title Priority Date Filing Date
CA823832A Expired CA823832A (en) Focus control apparatus

Country Status (1)

Country Link
CA (1) CA823832A (en)

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