concave lens,
diverging lens a lens such that a parallel beam of light passing through it is caused to diverge or spread out
eyepiece,
ocular combination of lenses at the viewing end of optical instruments
field lens the lens that is farthest from the eye in an optical device with more than one lens
fresnel lens lens composed of a number of small lenses arranged to make a lightweight lens of large diameter and short focal length
intraocular lens an artificial lens that is implanted into the eye of someone to replace a damaged natural lens or someone who has had a cataract removed
meniscus (physics) the curved upper surface of a nonturbulent liquid in a vertical tube
eyeglass,
monocle lens for correcting defective vision in one eye; held in place by facial muscles
lens -
biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focuses light on the retina
organ wind instrument whose sound is produced by means of pipes arranged in sets supplied with air from a bellows and controlled from a large complex musical keyboard
oculus,
optic,
eye a small hole or loop (as in a needle); "the thread wouldn't go through the eye"
lens -
(metaphor) a channel through which something can be seen or understood; "the writer is the lens through which history can be seen"
communication channel,
channel,
line a passage for water (or other fluids) to flow through; "the fields were crossed with irrigation channels"; "gutters carried off the rainwater into a series of channels under the street"
Lens -
genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils
lens An optical device with perfect or approximate axial symmetry which transmits and refracts light, concentrating or diverging the beam.
lens Transparent, biconvex natural lens inside the eye that, along with the cornea, refracts light to be focused on the retina, and whose shape can be modified by muscles to adapt the focal distance.
