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.)
Bpifrance Financement SA
Original Assignee
Agence National de Valorisation de la Recherche ANVAR
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 Agence National de Valorisation de la Recherche ANVARfiledCriticalAgence National de Valorisation de la Recherche ANVAR
Priority to FR7246023ApriorityCriticalpatent/FR2211667A2/fr
Publication of FR2211667A2publicationCriticalpatent/FR2211667A2/fr
Application grantedgrantedCritical
Publication of FR2211667B2publicationCriticalpatent/FR2211667B2/fr
G02B5/3083—Birefringent or phase retarding elements
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Optics & Photonics
(AREA)
Polarising Elements
(AREA)
FR7246023A1972-12-221972-12-22Transparent plastic chip for birefringent device - is preformed semi-cylindrical shape to stabilize stresses
GrantedFR2211667A2
(en)