On Mon, 22 Oct 2007 19:27:12 -0400 "Douglas A. Tutty" <[EMAIL PROTECTED]> wrote:
> On Mon, Oct 22, 2007 at 11:52:24PM +0200, Micha Feigin wrote: > > > not sure about macro work, but consumer digital cameras have a > > rediculous depth of field due to the tiny ccd. Thats one of their big > > issues in proper portrait work. > > > > anyway, not sure if there is a linux driver or anything more then an > > api but I know that the canon a740 (not very cheep but a very nice > > camera if you also want to use it later) has the possibility of > > working as a webcam. I don't think that earlier ones have the > > interface. I can try to ask what interface exists (have seen it done > > on windows) > > > > At least the older nikons don't have that ability either. > > > > As said before though, what about a good magnifying glass, or is this > > an excuse to also spring for a digi cam > > A bit of an excuse. Also a bit of safety. I'll be using 1.5 mm chisels > on buffalo horn in a work field 3 cm x 1 cm x .5 cm deep. A loupe has a > focal lenght of under a couple of inches. Do I really want my eye ball > within a couple of inches of the tool and the work? A really good large > magnifying glass is about the same price as a medium grade digital > camera. > > I know that my Nikon film SLR and macro lense works. I would think that > there is no inherent reason why any digital camera with an LCD real-time > viewer couldn't be capable of this. Whether they actually put that > capability into the camera is a different story best answered at the > camera shop. The only question then will be if there is a driver in the > linux kernel that will work for the camera. > > The Nikon Digital SLR is, I think, an 18 MP camera with good depth of forgot to say, compact digitals have a very small sensor, i think 1/2.5" or so which gives you a much bigger depth of field, for better and worse > field; don't know if it can hook up with a USB as a webcam. The > Panasonic 8 MP cameras with a macro funcition built-in have an adequate > depth-of-field; ditto. > > Doug. > > -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]