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OpenStudy (anonymous):

Which of these is a concave lens? Hang on im going to put the pictures in the chat A b c d

OpenStudy (anonymous):

OpenStudy (anonymous):

Can someone help me please?

OpenStudy (inowalst):

http://db-in.com/images/convex_concave_example.jpg

OpenStudy (anonymous):

@inowalst I see two lenses that have concave properties. Which one do you think they're looking for? The lens with only a concave curve, and no convex?

OpenStudy (inowalst):

I think. I'm not too sure. I just looked up the pic of a concave lens.

OpenStudy (anonymous):

B is the correct answer!

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