G PHYSICS
G02 OPTICS
G02B OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
21/00 Microscopes
G02B21/0004 specially adapted for specific applications
G02B21/002 Scanning microscopes
G02B21/0024 Confocal scanning microscopes (CSOMs) or confocal "macroscopes"; Accessories which are not restricted to use with CSOMs, e.g. sample holders
G02B21/0052 Optical details of the image generation
G02B21/0076 arrangements using fluorescence or luminescence