Archived posting to the Leica Users Group, 2003/04/06
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I always figure that proper available light exposure is 1/8 wide open. If I were to use a faster shutter speed it would probably be underexposed anyway. I do find that a few beers helps. That way focus errors more than make up for camera shake. Mike D Don R. wrote: > Joe; > > I certainly endorse your "vodka" tripod approach. That is a new one on me > but it sounds much more convenient than carrying around a metal or > carbon/carbon tripod. > > Don R. > ----- Original Message ----- > From: "Joseph Codispoti" <joecodi@clearsightusa.com> > To: <leica-users@mejac.palo-alto.ca.us> > Sent: Sunday, April 06, 2003 5:17 PM > Subject: Re: [Leica] hand-held exposure rule > > > >>Some photographers may be able to hand hold at shutter speeds lower than >>other people. >>There are many variables involved: >> >>Focal length of the lens (the longer, the higher the speed should be). >>Heart rate of the photographer. >>Steadiness of hand (very calm people can shoot at lower speeds). >>Healthy inner-ear (controls balance). >>Wind conditions. >> >>My minimum shutter speeds is 1/250 sec. Below that, the results are less >>that stellar. >>A slug of vodka (or similar elixir) seems to improve conditions somewhat. >>But a tripod is far better. Whenever possible I use one. >> >>I new a flamboyant Los Angeles photographer who claimed he could hand hold > > a > >>camera at 1 (one) sec. shutter speed. I challenged him to prove it to me > > and > >>I lost. It seems that he did "hand hold" the camera while it was resting > > on > >>a solid support such as a rock, ledge, or against a wall. >> >>Speaking of camera supports, I am not able to use a monopod. It seems that >>when I close one eye and aim with the other, I lose my balance. Maybe one >>"slug" is not enough. >> >>Joe >> >> >> >> >>From: "Oliver Bryk" <oliverbryk@attbi.com> >>To: "Users Group Leica" <leica-users@mejac.palo-alto.ca.us> >>Sent: Sunday, April 06, 2003 1:47 PM >>Subject: [Leica] hand-held exposure rule >> >> >> >> >>>Some years ago I tested that rule of thumb with my M6, using the latest >>>models 90mm Elmarit and the 50mm Summicron. For the test I selected a > > wire > >>>mesh fence, topped with barbed wire, that surrounds a nearby electric >>>substation (I wouldn't do this today) because I could not find a > > textbook > >>>white picket fence. I photographed a segment of fence and barbed wire > > from > >>a >> >>>distance of 10 meters, first with the M6 on a tripod an then hand-held. >> >>For >> >>>each series I made one exposure on Delta 100 at each shutter speed from >>>1/1000 sec to 1/15 sec. I wrote each shutter speed on a sign that I hung >> >>on >> >>>the fence so that I would be included in the image. >>>I had the film developed by a custom lab and viewed the frames, > > projected > >>>onto an easel, with the lab's grain analyzer. I found visible > > differences > >>in >> >>>sharpness between the images from hand-held and tripod-mounted exposures >> >>at >> >>>all shutter speeds slower than 1/250 sec. I did not repeat the > > experiment > >>at >> >>>smaller magnifications. Your mileage may vary. >>>Oliver Bryk >>> >>> >>>-- >>>To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html >>> >> >> >> >> >>-- >>To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html >> > > > > -- > To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html > - -- To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html