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> OTOH, with a pupil that small, visual depth of field must be large. But the pupil is also small enough that diffraction is a major issue so their visual acui
by pdpi 6y ago
> OTOH, with a pupil that small, visual depth of field must be large.
But the pupil is also small enough that diffraction is a major issue so their visual acuity is probably quite poor
- pitspotter 6y agoGood point. So it can also 'get away with' having tiny retinas, since there's less information available to resolve.