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n. A convex lens used to focus the sun's rays and produce heat, especially for ignition.

n. Eyeglasses with tinted or polarizing lenses to protect the eyes from the sun's glare.

n. Singular form of sunglasses; used chiefly in compounds

n. A convex lens of glass for producing heat by converging the sun's rays into a focus.

n. A burning-glass.

n. Same as shade-glass; a screen of colored glass attached to a sextant to diminish the apparent brightness of the sun.

n. a convex lens that focuses the rays of the sun; used to start a fire

"Glasses $2200 with magnetic sunglasses and since he lost the last set in a year we bought an extra magnetic sunglass for an additional $400 pesos."

converging lens    convex lens   

burning glass    fusee    cubbyhole    prating    diapson    best-of-breed    hasalso    goop    antimalware    alley-cat