Nikon N2020
Autofocus camera body

page 1 - all around
page 3 - inside the back
page 4 - battery compartment
 

This is the crack on the prism.  The shape suggests that is is a crack but it feels more like a scratch to the touch.
 

page 1 - all around
page 3 - inside the back
page 4 - battery compartment