Illumination device and its use

Optical: systems and elements – Mirror – With mirror surface of varied radius

Reexamination Certificate

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C359S385000

Reexamination Certificate

active

10967304

ABSTRACT:
To provide an illumination beam (5) which is essentially homogeneous in cross-section, in particular for a laser scanning microscope (15), an illumination device is used which provides an original beam which is essentially rotationally symmetric in cross-section and is incident at a converting unit which then transmits the desired illumination beam (5) and which comprises, for this purpose, an aspherical, convex mirror (1) which is more strongly curved in the area of the point of incidence of the original beam (3) than in the areas removed from the point of incidence.

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patent: 2006/0066855 (2006-03-01), Boef et al.
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Pawley, Handbook of Biological Confocal Microscopy, Plenum Press 1994, pp. 461 and 462.
Malyak, Two-Mirror Unobscured Optical System for Reshaping the Irradiance Distribution of a Laser Beam, Applied Optics, Optical Society of America, vol. 31, No. 22, Aug. 1, 1992, pp. 4377-4383.
Nemoto et al , Transformation of a Laser Beam Intensity Profile by a Deformable Mirror, Applied Optics, Optical Society of America, vol. 21, No. 3, Feb. 1, 1996, pp. 168-170.

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