| 摘要 |
PCT No. PCT/DE93/00818 Sec. 371 Date Apr. 20, 1994 Sec. 102(e) Date Apr. 20, 1994 PCT Filed Sep. 8, 1993 PCT Pub. No. WO94/07170 PCT Pub. Date Mar. 31, 1994A bright-field transmitted-light lighting device for a microscope is described, for the homogeneous illumination of the lighting field diaphragm (LF) at large fields and small apertures and for the uniform illumination of the aperture diaphragm (AP) at small fields and large apertures, A raster plate (3) is disposed in the lighting beam path (7). The raster plate (3) is designed as a plane-parallel, transparent plate which exhibits a circular rastering at the center.
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