Global Patent Index - EP 1163548 A1

EP 1163548 A1 20011219 - 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 20011219 (DE)

Application

EP 00954603 A 20000808

Priority

  • AT 136499 A 19990809
  • EP 0007672 W 20000808

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

G02B 21/00; G11B 11/105; G03F 7/20

IPC 8 full level

G02B 21/00 (2006.01); G02B 27/58 (2006.01); G03F 7/20 (2006.01); G11B 7/125 (2006.01); G11B 7/1381 (2012.01); G11B 7/1398 (2012.01); G11B 11/105 (2006.01); G11B 7/135 (2006.01)

CPC (source: EP)

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

DOCDB simple family (publication)

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

DOCDB simple family (application)

EP 0007672 W 20000808; AT 136499 A 19990809; EP 00954603 A 20000808