Assertion: microscope's specimen | /r/AtLocation | focus
Facets:
Source sentences:
text: The design assumes that when the specimen is placed in focus, it is a few microns further away than the front focal plane of the objective.
text: The designer proceeded under the assumption that the specimen, at focus, was placed at a distance a "little" further than the front focal plane of the objective.
text: The design assumes that when the specimen is placed in focus, it is a few microns further away than the front focal plane of the objective.