Scale of the Universe
Okay, okay. This has absolutely nothing to do with photography,
Well, it does show the wavelengths of the light we use ...
and I apologize in advance for breaking any rules or offending anyone. But I simply could not resist sharing this with my web friends.
... but regardless of any rules it's a great thing to show. Thanks very much.
First camera 1953, first Pentax 1985, first DSLR 2006