| convex lens |
converging lens: lens such that a beam of light passing through it is brought to a point or focus
출처: wordnet.princeton.edu/perl/webwn
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|---|---|
| convex lens |
A prescription lens, shaped like a discus, to treat farsightedness by correcting for a cornea that is too concave, or flat.
출처: www.mn-eye.com/aye_glossary.aspx
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| convex lens |
a lens that is thicker at the center than at the edges
출처: www.riverdeep.net/current/2002/01/010702_light_tg....
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| convex lens |
A lens which is thicker in the center than at the edge, used to correct hyperopia or farsightedness. Prescriptions are in + dioptres.
출처: www.spectacleworld.co.za/eyecare04.htm
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