Thank you! Thank you! I didn't know I would stir up some many suggestions, thanks to you all.....I must have been half asleep when I typed 100 sec, cause that was just plain dumb of me LOL ~~Rose Pasquarelli ----- Original Message ----- From: "Bob Talbot" <snapper@st-abbs.fsnet.co.uk> To: "List for Photo/Imaging Educators - Professionals - Students" <photoforum@listserver.isc.rit.edu> Sent: Friday, August 23, 2002 4:10 AM Subject: Re: shooting the moon > > > The phase doesn't matter if the moon itself is your subject; the > > brightness of the bright portion is essentially constant (the main > > variable is the clearness of the air between you and it, and that > > doesn't vary with the phase). > > > > I learned this one from an Ansel Adams book. There's a rule of thumb > > for exposing an object in direct sunlight -- the "sunny 16" rule. You > > give it 1/ASA at f16, for whatever ASA film you're using. > > > > Well, the moon is an object in direct sunlight. > > > David > > that theory is oft repeated but sadly it is no where near that simple. > > http://www.calphoto.com/moon.htm > 1/100 af f16 tends to give very dark exposures of even the full moon. > 1/100 @ f11 (or even f8) is more likely to give good results. > > > As to the brightness being independant of phase ... > www.roboticobservatory.com/jeff/lunar/obs_tech/albedo.htm > > the moon does not appear to act anything like a lambertian surface ... > > Bob > > > _______________________________________________________________________ > Freeserve AnyTime, only £13.99 per month with one month's FREE trial! > For more information visit http://www.freeserve.com/time/ or call free on 0800 970 8890 > > ------------------------------------------- Introducing NetZero Long Distance Unlimited Long Distance only $29.95/ month! Sign Up Today! www.netzerolongdistance.com
