Archived posting to the Leica Users Group, 2001/07/16
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Oops! Hic! Sorry for my goof. Thanks for pointing it out. Barney V8PWR@aol.com wrote: > Dans un courrier daté du 16/07/01 21:14:11 Paris, Madrid (heure d'été), > barney@ncep.noaa.gov a écrit : > > > Guys... > > > > Whole Stops: > > > > 1, 1.4, 2. 2.8, 4, 5.6, 8, 16, 32, 64, 128 > > > > All you need to remember is 1 and 1.4. You can rebuild the entire sequence > > by > > multiplying every other number by 2. The next f-stop is always the one > > before > > last in the list times 2. If this is too much like the college boards > write > > the > > list down on a piece of paper, put it in your wallet, and go have a single > > malt. > > :-) NB This isn't how the math works, it's just a way of being able to > > built an > > f stop table without memorizing it. > > > > 1 > > 1.4 > > > > 2=1x2 > > 2.8=1.4x2 > > > > 4=2x2 > > 5.6=2.8x2 > > > > 8=2x4 > > 11=5.6x2 > > > > 16=2x8 > > 22=2x11 > > > > Barney > > > > Hey Barney , after the single malt , you forgot f 11 and f 22 ! > One single malt at a time , just one :) > > JO GOODTIMES -FRANCE/ AIRBORNE RADAR TECH / LIVE FREE OR DIE > will soon be moving to Metz