Assertion: microscope's lens | /r/Synonym | the objective
Facets:
value: with a single microscope
type: OTHER
value: in a compound microscope
type: LOCATION
Source sentences:
text: The lens at the other end is called the objective.
text: The earliest known examples of compound microscopes, which combine an objective lens near the specimen with an eyepiece to view a real image, appeared in Europe around 1620.
text: In a compound microscope, the lens nearest the stage, which can be moved up and down for purposes of focusing the image, is called the objective lens, with a single microscope typically offering a range of these to pick from; the lens (or more often, lenses) you look through are called the eyepiece lenses.
text: Instead, the objective lens of a microscope is small and spherical, which means that it has a much shorter focal length on either side.
text: As opposed to all earlier and most later systems, the sample was scanned by movement of this lens (objective scanning), leading to a movement of the focal point.
text: The least powerful lens is called the scanning objective lens, and is typically a 4× objective.
text: The second lens is referred to as the small objective lens and is typically a 10× lens.
text: The lens at the other end is called the objective.
text: The lens closest to the eye is called the ocular, while the lens closest to the object is called the objective.
text: The first lens of a microscope is the one closest to the object being examined and, for this reason, is called the objective.
text: The first lens that receives light from the sample is called the objective.
text: Light microscopes combine the magnification of the eyepiece and an objective lens.
text: The first lens is called the objective lens, and has typical magnification values from 5× to 100×.