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RE: (erielack) RE: DL&W Facilities Vol 2 Book



> Also Paul pointed out the green or blue green DLW signals 
> aspect on the
> recent Diamond.  Note the red signals on pages 14 and 25.   
> It sure does
> matter where you are standing in relation to the signal!


That's because the glass lenses are made such that the little "ribs" in
them are designed to focus the light straight-ahead - obviously, to make
it easier for the engineer to see. If you are not directly in front of
the signal, the brightness will be less.


	- Paul

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