The number of different optical phenomena has become in our time so great that caution must be taken so as to avoid being deceived, and also to refer the phenomena to the simple laws. (Joseph von Fraunhofer)

The number of different optical phenomena has become in our time so great that caution must be taken so as to avoid being deceived, and also to refer the phenomena to the simple laws.

Joseph von Fraunhofer

Related topics

caution different great number optical simple take time laws

Related quotes