AU219767B2 - Improvements in or relating to optical lenses - Google Patents

Improvements in or relating to optical lenses

Info

Publication number
AU219767B2
AU219767B2 AU33074/57A AU3307457A AU219767B2 AU 219767 B2 AU219767 B2 AU 219767B2 AU 33074/57 A AU33074/57 A AU 33074/57A AU 3307457 A AU3307457 A AU 3307457A AU 219767 B2 AU219767 B2 AU 219767B2
Authority
AU
Australia
Prior art keywords
relating
optical lenses
lenses
optical
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
AU33074/57A
Other versions
AU3307457A (en
Inventor
Bach Guy
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.)
Compagnie de Saint Gobain SA
Original Assignee
Manufactures des Glaces et Produits Chimiques de Saint Gobain SA
Filing date
Publication date
Application filed by Manufactures des Glaces et Produits Chimiques de Saint Gobain SA filed Critical Manufactures des Glaces et Produits Chimiques de Saint Gobain SA
Application granted granted Critical
Publication of AU219767B2 publication Critical patent/AU219767B2/en
Publication of AU3307457A publication Critical patent/AU3307457A/en
Expired legal-status Critical Current

Links

AU33074/57A 1957-11-19 Improvements in or relating to optical lenses Expired AU219767B2 (en)

Publications (2)

Publication Number Publication Date
AU219767B2 true AU219767B2 (en) 1958-05-22
AU3307457A AU3307457A (en) 1958-05-22

Family

ID=

Similar Documents

Publication Publication Date Title
AU219767B2 (en) Improvements in or relating to optical lenses
AU3307457A (en) Improvements in or relating to optical lenses
AU217357B2 (en) Improvements in or relating to spectacle frames
AU225604B2 (en) Improvements in or relating to spectacle frames
AU222271B2 (en) Improvements in or relating to optical whitening agents
AU228301B2 (en) Improvements in or relating to optical whitening agents
AU223983B2 (en) Improvements in or relating to optical whitening agents
AU218757B2 (en) Improvements in or relating to optical scanning devices
AU3126657A (en) Improvements in or relating to spectacle frames
AU3233957A (en) Improvements in or relating to spectacle frames
AU3091457A (en) Improvements in or relating to optical whitening agents
AU3191557A (en) Improvements in or relating to optical whitening agents
AU3091557A (en) Improvements in or relating to optical whitening agents
AU222816B2 (en) Improvements in spectacles or eyeglasses
AU212719B2 (en) Improvements in or relating to optical systems having dichroic cross-mirror systems
AU2351056A (en) Improvements in or relating to optical scanning devices
AU224602B2 (en) Improvements in or relating to colour-selective optical systems corrected with regard to astigmatism
AU233205B2 (en) Improvements in or relating to coupled waveguides
AU218710B2 (en) Improvements in or relating to waveguide components
AU222917B2 (en) Improvements in contact lenses
AU214280B2 (en) Improvements in or relating to high index glass elements
CA535889A (en) Transparent mirrors
AU231185B2 (en) Improvements in or relating to photography
AU2879457A (en) Improvements in spectacles or eyeglasses
AU2569257A (en) Improvements in or relating to optical systems having dichroic cross-mirror systems