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.)
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.)
Polaroid Corp
Original Assignee
Polaroid Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Polaroid CorpfiledCriticalPolaroid Corp
Priority to FR7512661ApriorityCriticalpatent/FR2308938A1/fr
Publication of FR2308938A1publicationCriticalpatent/FR2308938A1/fr
Application grantedgrantedCritical
Publication of FR2308938B1publicationCriticalpatent/FR2308938B1/fr
G02B13/00—Optical objectives specially designed for the purposes specified below
G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Optics & Photonics
(AREA)
Lenses
(AREA)
Lens Barrels
(AREA)
FR7512661A1975-04-231975-04-23Objectif de paysage perfectionne
GrantedFR2308938A1
(fr)