EP 1582056 A1 20051005 - SUPPLEMENTARY LENS FOR VIEWING A VIDEO OR COMPUTER SCREEN
Title (en)
SUPPLEMENTARY LENS FOR VIEWING A VIDEO OR COMPUTER SCREEN
Title (de)
VORSATZLINSE ZUM BETRACHTEN EINES VIDEO- ODER COMPUTERBILDSCHIRMS
Title (fr)
LENTILLE D'ADAPTATION POUR OBSERVER UN ECRAN VIDEO OU UN ECRAN D'ORDINATEUR
Publication
Application
Priority
- CH 0300823 W 20031217
- CH 21552002 A 20021217
Abstract (en)
[origin: WO2004056102A1] The invention relates to a device (5) for viewing a display screen (2), comprising a large-area visual medium (1) that can be placed in front of the display screen (2). The inventive device is characterized in that the visual medium (2) has a focal length f of at least 615 mm. The visual medium (2) is preferably a large-area lens (1) that is optimized for viewing an entire display screen (2) with both eyes (4).
IPC 1-7
IPC 8 full level
G02B 25/00 (2006.01); G06F 1/16 (2006.01); H04N 5/72 (2006.01)
CPC (source: EP US)
G02B 25/002 (2013.01 - EP US); G06F 1/1609 (2013.01 - EP US); H04N 5/72 (2013.01 - EP US)
Citation (search report)
See references of WO 2004056102A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2004056102 A1 20040701; AU 2003302999 A1 20040709; BR 0317375 A 20051116; CH 695593 A5 20060630; CN 1751505 A 20060322; EP 1582056 A1 20051005; JP 2006510047 A 20060323; US 2006109417 A1 20060525; US 7359128 B2 20080415
DOCDB simple family (application)
CH 0300823 W 20031217; AU 2003302999 A 20031217; BR 0317375 A 20031217; CH 21552002 A 20021217; CN 200380109803 A 20031217; EP 03813058 A 20031217; JP 2004559550 A 20031217; US 53894905 A 20050818