steve_bank
Diabetic retinopathy and poor eyesight. Typos ...
Peacegirl
You are in a dark room and switch on a light source.
According to Lessans when and where in the process shown does the image appear to us after light is turned on?
t0 immediately when light is turned on?
t1 when light reaches object?
t2 when light leaves object>
t3 when light reaches eye?
t4 when nerve signals reaches brain?
t5 after delay for brain to work?
Not presentation quaiity but good enough to talk to.

t0 when light is swi
You are in a dark room and switch on a light source.
According to Lessans when and where in the process shown does the image appear to us after light is turned on?
t0 immediately when light is turned on?
t1 when light reaches object?
t2 when light leaves object>
t3 when light reaches eye?
t4 when nerve signals reaches brain?
t5 after delay for brain to work?
Not presentation quaiity but good enough to talk to.

t0 when light is swi

