Single Red Blood Cell at 40x, half resolution

A few nice blood cells microscope images images I found:
Single Red Blood Cell at 40x, half resolution

Image by Rich Gibson
This is a single red blood cell. RBC's have a diameter of 6-8 micrometers.

Assuming my blood is normal(ish :-) this downsampled image shows something between 10-15 pixels per micrometre. I think...

Sample for resolution testing of National Optical 163 Microscope and Canon T2i camera.
Red blood cell at full and half resolution

Image by Rich Gibson
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