Have you ever seen the shadow from a water strider?
I am still trying to understand the physics of it - spindly legs creating totally round shadows where they touch the water surface.

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Comment by Pierre Mineau on August 18, 2013 at 11:19am

Most excellent! Thank you everyone for taking the time to research this.

Pierre

Comment by Avril Kirby on August 16, 2013 at 10:16am

Something new to me and another wonder to marvel at. Going to have to look up meniscus.

Comment by Gord Singbeil on August 15, 2013 at 11:38pm
Comment by Pierre Mineau on August 15, 2013 at 11:29pm

Yes. Thought of that.  But I would have expected a meniscus to distort images - as a lens would. Why should it create such black shadows?

Pierre

Comment by Gord Singbeil on August 15, 2013 at 11:26pm

Invisible meniscus.

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