(19)
(11)
EP 0 073 816 A1
(12)
(43)
Date of publication:
16.03.1983
Bulletin 1983/11
(21)
Application number:
82901201.0
(22)
Date of filing:
01.03.1982
(51)
International Patent Classification (IPC):
G02C
7/
06
( . )
(86)
International application number:
PCT/US1982/000258
(87)
International publication number:
WO 1982/003129
(
16.09.1982
Gazette 1982/22)
(84)
Designated Contracting States:
AT BE CH DE FR GB LI LU NL SE
(30)
Priority:
09.03.1981
US 19810241879
(71)
Applicant:
CAMELOT INDUSTRIES CORPORATION
Burlington, MA 01803 (US)
(72)
Inventors:
LOBDELL, Alban Judson
Plantation, FL 33317 (US)
WELLER, Tyrus L.
Plantation, FL 33317 (US)
(54)
VARIABLY BLENDED BIFOCAL LENS