Will phase focusing go the way of the dinosaur?
in [Digital Cameras]
|
Prev: Historical Center at night
Next: Forget Dpreview's B.S., "diplomatic language" NEX 16mm lens is not good
From: Peter on 8 Jun 2010 19:15 "SMS" <scharf.steven(a)geemail.com> wrote in message news:4c0eaa88$0$1652$742ec2ed(a)news.sonic.net... > On 08/06/10 11:28 AM, David J Taylor wrote: > > <snip> > >> Tele works just fine on my Nikon camera and lenses. In situations where >> phase-detect hunts before lock, contrast-detect will likely fail >> completely. > > In the cases where contrast-detect fails completely there is too little > light to take the picture anyway. The flash is too weak and the pixels too > small on P&S camera with a tiny sensor. Also there probably is no optical > viewfinder to frame the photo in the low light. The failure of contrast > detection in those circumstances is doing the user a favor. > > Now if it's a ZLR or something like the G11 with an external flash, where > you probably could take the picture if you could focus, you could always > try manual focus. > > The bottom line is to not try to use contrast-detect AF in very low light. > Even if you can focus, the results will still suck. Uhm! Smoke and fog often cause contrast AF to fail, but there is plenty of light for shooting. -- Peter
From: Alfred Molon on 9 Jun 2010 02:07 In article <4c0eaa88$0$1652$742ec2ed(a)news.sonic.net>, SMS says... > In the cases where contrast-detect fails completely there is too little > light to take the picture anyway. The flash is too weak and the pixels > too small on P&S camera with a tiny sensor. Do you know that tripods exist and that long exposures are possible also for compact cameras? -- Alfred Molon ------------------------------ Olympus E-series DSLRs and micro 4/3 forum at http://tech.groups.yahoo.com/group/MyOlympus/ http://myolympus.org/ photo sharing site
From: Paul Furman on 9 Jun 2010 17:08 LOL! wrote: > "spurt" What species of moth you think we got here? http://www.flickr.com/photos/edgehill/4686441922/sizes/l/
From: Vance on 9 Jun 2010 17:49 On Jun 9, 2:08 pm, Paul Furman <pa...@-edgehill.net> wrote: > LOL! wrote: > > "spurt" > > What species of moth you think we got here?http://www.flickr.com/photos/edgehill/4686441922/sizes/l/ Nice job, Paul. I like the translucency you captured and the blue is a very good compliment to the warm tones of the moth. Vance
From: LOL! on 9 Jun 2010 17:52
On Wed, 9 Jun 2010 14:49:29 -0700 (PDT), Vance <vance.lear(a)gmail.com> wrote: >On Jun 9, 2:08�pm, Paul Furman <pa...@-edgehill.net> wrote: >> LOL! wrote: >> > "spurt" >> >> What species of moth you think we got here?http://www.flickr.com/photos/edgehill/4686441922/sizes/l/ > >Nice job, Paul. I like the translucency you captured and the blue is >a very good compliment to the warm tones of the moth. > >Vance LOL!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Yes, someone with your even lamer skills WOULD think that. LOL! |