<span class="searchmatch">convex</span> <span class="searchmatch">lens</span> (plural <span class="searchmatch">convex</span> <span class="searchmatch">lenses</span>) (optics) A <span class="searchmatch">lens</span> having at least one <span class="searchmatch">convex</span> surface, such that light passing through it may be brought to a focus. converging...
<span class="searchmatch">convex</span> <span class="searchmatch">lenses</span> plural of <span class="searchmatch">convex</span> <span class="searchmatch">lens</span>...
converging <span class="searchmatch">lens</span> (plural converging <span class="searchmatch">lenses</span>) (optics) Synonym of <span class="searchmatch">convex</span> <span class="searchmatch">lens</span>...
burning <span class="searchmatch">lens</span> (plural burning <span class="searchmatch">lenses</span>) A large <span class="searchmatch">convex</span> <span class="searchmatch">lens</span> or concave mirror that can concentrate the sun's rays onto a small area, heating up the area and...
real image (plural real images) (optics) The image formed by light rays converging from a <span class="searchmatch">convex</span> <span class="searchmatch">lens</span> or concave mirror virtual image...
burning glass (plural burning glasses) A large <span class="searchmatch">convex</span> <span class="searchmatch">lens</span> or concave mirror that can concentrate the sun's rays onto a small area, heating up the area...
burning <span class="searchmatch">lens</span> capsule of <span class="searchmatch">lens</span> circle contact <span class="searchmatch">lens</span> circle <span class="searchmatch">lens</span> close-up <span class="searchmatch">lens</span> contact <span class="searchmatch">lens</span> converging <span class="searchmatch">lens</span> <span class="searchmatch">convex</span> <span class="searchmatch">lens</span> corrective <span class="searchmatch">lens</span> corrugated <span class="searchmatch">lens</span> delens...
concavo-<span class="searchmatch">convex</span> <span class="searchmatch">convex</span> combination <span class="searchmatch">convexed</span> convexedly <span class="searchmatch">convex</span> envelope <span class="searchmatch">convex</span> function <span class="searchmatch">convex</span> hull convexification convexify convexity <span class="searchmatch">convex</span> <span class="searchmatch">lens</span> <span class="searchmatch">convexly</span> convexness...
achromatic <span class="searchmatch">lens</span> (plural achromatic <span class="searchmatch">lenses</span>) (optics) A <span class="searchmatch">lens</span> generally composed of two separate <span class="searchmatch">lenses</span>, one <span class="searchmatch">convex</span> and one concave and generally of different...
(plural Keplerian telescopes) (astronomy) An improvement on the Galilean telescope, having a <span class="searchmatch">convex</span> <span class="searchmatch">lens</span> as the eyepiece instead of Galileo's concave one....