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what are some examples of concave lenses that arent glasses?

2007-05-09 16:13:08 · 2 answers · asked by danzer^ 2 in Science & Mathematics ➔ Physics

2 answers

a glass dome

a light bulb cut in half

2007-05-09 16:20:03 · answer #1 · answered by The Ponderer 3 · 0⤊ 0⤋

Camera, telescope lenses.

2007-05-09 23:20:54 · answer #2 · answered by Gene 7 · 0⤊ 0⤋

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