CA838967A - Optical lens system having a relative aperture exceeding 1/0.75 - Google Patents

Optical lens system having a relative aperture exceeding 1/0.75

Info

Publication number
CA838967A
CA838967A CA838967A CA838967DA CA838967A CA 838967 A CA838967 A CA 838967A CA 838967 A CA838967 A CA 838967A CA 838967D A CA838967D A CA 838967DA CA 838967 A CA838967 A CA 838967A
Authority
CA
Canada
Prior art keywords
lens system
optical lens
relative aperture
aperture exceeding
exceeding
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
CA838967A
Inventor
W. Bulthuis Henricus
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.)
Optische Industrie de Oude Delft NV
Original Assignee
Optische Industrie de Oude Delft NV
Publication date
Application granted granted Critical
Publication of CA838967A publication Critical patent/CA838967A/en
Expired legal-status Critical Current

Links

CA838967A Optical lens system having a relative aperture exceeding 1/0.75 Expired CA838967A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA838967T

Publications (1)

Publication Number Publication Date
CA838967A true CA838967A (en) 1970-04-14

Family

ID=36323165

Family Applications (1)

Application Number Title Priority Date Filing Date
CA838967A Expired CA838967A (en) Optical lens system having a relative aperture exceeding 1/0.75

Country Status (1)

Country Link
CA (1) CA838967A (en)

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