Global Patent Index - EP 1163548 A1

EP 1163548 A1 2001-12-19 - DEVICE FOR FOCUSSING LIGHT ONTO AN OBJECT

Title (en)

DEVICE FOR FOCUSSING LIGHT ONTO AN OBJECT

Title (de)

EINRICHTUNG ZUM FOKUSSIEREN VON LICHT AUF EIN OBJEKT

Title (fr)

DISPOSITIF PERMETTANT DE FOCALISER DE LA LUMIERE SUR UN OBJET

Publication

EP 1163548 A1 (DE)

Application

EP 00954603 A

Priority

  • AT 136499 A
  • EP 0007672 W

Abstract (en)

[origin: WO0111408A1] The invention relates to a device for focussing light onto an object. Said device comprises at least one light source that is preferably formed by a laser. The inventive device also comprises at least one optical focussing element and a device for fixing the relative position of the focussing element and the object. The light which is sent through the focussing element is present in the form of a radially polarised ring mode.

IPC 1-7 (main, further and additional classification)

G02B 21/00; G03F 7/20; G11B 11/105

IPC 8 full level (invention and additional information)

G02B 21/00 (2006.01); G02B 27/58 (2006.01); G03F 7/20 (2006.01); G11B 7/1381 (2012.01); G11B 7/1398 (2012.01); G11B 11/105 (2006.01)

CPC (invention and additional information)

B82Y 10/00 (2013.01); G02B 21/002 (2013.01); G02B 27/58 (2013.01); G03F 7/70383 (2013.01); G11B 7/1381 (2013.01); G11B 7/1398 (2013.01); G11B 11/10543 (2013.01)

Citation (search report)

See references of WO 0111408A1

Designated contracting state (EPC)

CH DE FR GB GR IE LI SE

EPO simple patent family

WO 0111408 A1 20010215; AT A136499 A 20011015; EP 1163548 A1 20011219

INPADOC legal status


2006-08-23 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20060307

2004-05-19 [RBV] DESIGNATED CONTRACTING STATES (CORRECTION):

- Designated State(s): CH DE FR GB GR IE LI SE

2001-12-19 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20011012

2001-12-19 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2001-12-19 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI