EP 0105292 A4 19840808 - METHOD OF AND TELESCOPIC SPECTACLES FOR ALLEVIATING SEVERE VISUAL IMPAIRMENT.
Title (en)
METHOD OF AND TELESCOPIC SPECTACLES FOR ALLEVIATING SEVERE VISUAL IMPAIRMENT.
Title (de)
VERFAHREN ZUM VERMINDERN STARKER SCHWACHSICHTIGKEIT UND FERNROHRBRILLE DAFÜR.
Title (fr)
LUNETTES TELESCOPIQUES POUR SOULAGER UNE DEFICIENCE VISUELLE GRAVE ET LEUR PROCEDE.
Publication
Application
Priority
US 36465982 A 19820402
Abstract (en)
[origin: WO8303481A1] A modified Galilean telescope consisting of a contact lens (10) of about twenty or thirty diopters negative power, and an objective lens (12) of fifteen to thirty diopters positive power spaced about thirty millimeters in front of the contact lens (10).
IPC 1-7
IPC 8 full level
G02B 23/18 (2006.01); G02C 3/00 (2006.01); G02C 7/02 (2006.01); G02C 3/02 (2006.01)
CPC (source: EP)
G02C 3/003 (2013.01); G02C 7/02 (2013.01); G02C 7/08 (2013.01)
Citation (search report)
No relevant documents have been disclosed
Designated contracting state (EPC)
AT BE CH DE FR GB LI LU NL SE
DOCDB simple family (publication)
WO 8303481 A1 19831013; EP 0105292 A1 19840418; EP 0105292 A4 19840808; IT 1165742 B 19870422; IT 8367359 A0 19830331; JP S59500586 A 19840405
DOCDB simple family (application)
US 8300136 W 19830131; EP 83901001 A 19830131; IT 6735983 A 19830331; JP 50112083 A 19830131