Valentin Blank
543
Marcus, I wish I had ...
Feb 28, 2006,04:04 AM
... seen the sign on your bathroom door "Luminosity test ? Do not enter!" and the faces of the protesting family members who had to call at your neighbour?s and ask "Sorry, my husband/dad is performing some watch luminosity tests. Could I use your toilet?"
Just joking, of course.
I find this article very interesting. By the way it was a great idea to use the text colour as reference.
Cheers, Valentin
PS: Have you ever heard of "Permanent Light Technology", a special treatment of tritium elements in tiny glass tubs? Apparently they glow much brighter and longer. It is a development of a company in Biel (Switzerland).
Comments:
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The first 'scientific' luminosity test! (long and fascinating!! - :-D) ...
By: Marcus Hanke : February 26th, 2006-03:15
Among the various bestsellers of standing quotations about the qualities of watches we always find "glows like a flashlight!", "shines brightly through all the night!", and "highest luminosity under all conditions!". Sometimes, these statements are suppor...
Great job, Markus
By: Josh : February 27th, 2006-08:20
Markus - nice job. Have you checked out the Ball watches? Now THOSE are bright markings. Josh
Marcus, I wish I had ...
By: Valentin Blank : February 28th, 2006-04:04
... seen the sign on your bathroom door "Luminosity test ? Do not enter!" and the faces of the protesting family members who had to call at your neighbour?s and ask "Sorry, my husband/dad is performing some watch luminosity tests. Could I use your toilet?...
Very nice Was the Casio Digital or film emulsion? and some FYI Stuff
By: jeff m : February 28th, 2006-10:10
If it as digital I did not know the ASA would be that grainy. I'm into astrophotography( another expensive hobby!) and in longer exposures ASA 400 is still adequate to take photos. If you blow up the 35mm negative to an 8x10 it is only then you will start...
uh, Jeff ....
By: Marcus Hanke : February 28th, 2006-10:10
Thanks a lot for your valuable explanation. Apparently, the mass of words in my article effectivel buried the more vital information: exposure times were not 3 and 6 hours, but only 60 seconds, aka 1 minute in every case. The three and six hours were the ...