what is the difference between principal focus and focus
Answers
Answered by
7
HEY FRND HERE IS YOUR ANSWER
Principal focus is a point on focal plane and is located on the principal axis. Focus is a point where rays parallel to each other meet. It is not necessary for the rays to be parallel to the principal axis.
I HOPE THIS WILL HELPFUL TO YOU
^_^ ^_^ ^_^ ^_^
Principal focus is a point on focal plane and is located on the principal axis. Focus is a point where rays parallel to each other meet. It is not necessary for the rays to be parallel to the principal axis.
I HOPE THIS WILL HELPFUL TO YOU
^_^ ^_^ ^_^ ^_^
BaniyaBabu:
thnku
Answered by
0
kuch antr nhi h sb bakbas h
Similar questions