Does this effect have a name? I'm specifically referencing the iridescent shapes to the lower left of the apple

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[–] 92 points 2 months ago (2 children)

It's not moire...

These are Newtons rings, a different type of optical interference pattern.

It occurs when two transparent sources reflect light in contact.

You get it frequently when trying to scan transparencies using a flatbed scanner too.

Here: Newtons Rings Wikipedia

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