CA680381A - High speed optical system for telescopes - Google Patents

High speed optical system for telescopes

Info

Publication number
CA680381A
CA680381A CA680381A CA680381DA CA680381A CA 680381 A CA680381 A CA 680381A CA 680381 A CA680381 A CA 680381A CA 680381D A CA680381D A CA 680381DA CA 680381 A CA680381 A CA 680381A
Authority
CA
Canada
Prior art keywords
telescopes
optical system
high speed
speed optical
speed
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
CA680381A
Inventor
J. Lescher Edmund
W. Tronnier Albrecht
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.)
Farrand Optical Co Inc
Original Assignee
Farrand Optical Co Inc
Publication date
Application granted granted Critical
Publication of CA680381A publication Critical patent/CA680381A/en
Expired legal-status Critical Current

Links

CA680381A High speed optical system for telescopes Expired CA680381A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA680381T

Publications (1)

Publication Number Publication Date
CA680381A true CA680381A (en) 1964-02-18

Family

ID=35981459

Family Applications (1)

Application Number Title Priority Date Filing Date
CA680381A Expired CA680381A (en) High speed optical system for telescopes

Country Status (1)

Country Link
CA (1) CA680381A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492440A (en) * 1981-01-31 1985-01-08 Olympus Optical Co., Ltd. Finder optical system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492440A (en) * 1981-01-31 1985-01-08 Olympus Optical Co., Ltd. Finder optical system

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