Patent ID: 11885950
Assignee: LEICA MICROSYSTEMS CMS GMBH
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 12:
13. The method according to claim 11, wherein a detection of the intensity of the illumination light is controlled according to the following sequence of steps:
in a first step, the light blocking shutter is moved into the illumination light path with the light source turned off,
in a second step, the light source is turned on to emit the illumination light along the illumination light path,
in a third step, the intensity of the illumination light is detected by means of the light sensor integrated with the light blocking shutter,
in a fourth step, the light source is turned off to stop the emission of the illumination light, and
in a fifth step, the light blocking shutter is moved out of the optical path.