the lens or system of lenses in a telescope or microscope that is nearest the object being viewed
undistorted by emotion or personal bias; based on observable phenomena
emphasizing or expressing things as perceived without distortion of personal feelings, insertion of fictional matter, or interpretation
the lens or system of lenses in a telescope or microscope that is nearest the object being viewed
a transparent optical device used to converge or diverge transmitted light and to form images
biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focuses light on the retina
electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons
(metaphor) a channel through which something can be seen or understood
genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils
