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meghanar

In what way can the microlens filter the signal? In terms of colour or direction?

dd

Im not very sure about this, but I think the microlens can filter IR light, which tends to make images look washed out(?) and messes with the colors(?)

An interesting read:

http://www.extremetech.com/electronics/144388-how-to-turn-your-dslr-into-a-full-spectrum-super-camera