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D70s Banding tonight?

PostPosted: Sat Oct 29, 2005 1:35 am
by Michael
I was on my way home when something of interest come over the scanner.

anywho i got my sigma 70 - 200 2.8 out and pumped the ISO up to 800 spot metering shutter at about 20 and all that anyway i got the pics home and some of the images have banding in them and its pretty obvious too!

whats the go with this is it normal on a d70 or is mine playing up?

Image

sorry for the large pic in the screen

Also bare with the image as it was hand held.

PostPosted: Sat Oct 29, 2005 1:46 am
by PiroStitch
Banding is usually caused by underexposure. When you spot metered, what was the source of your metering? Seem like the paramedic uniforms to me as the cop uniforms were blown, could result in the background being under exposed.

Compare the exif to the other acco photos you took in the past and see if they are similar.

PostPosted: Sat Oct 29, 2005 1:50 am
by Michael
I wacked the Ev +2 up in nickon capture to make the banding more visible

I wasn't really worried about getting a decent pic rather showing the banding. I was under the impression banding occured during long exposures and what not. I certainly didn't think it would happen under these circumstances on my d70

PostPosted: Sat Oct 29, 2005 2:14 am
by Michael
Here is the original. sorry about the fairly n00by question I know about banding but have only had the D70s for 2 and a bit months since i swapped over from Olympus.

Image

PostPosted: Sat Oct 29, 2005 2:44 am
by PiroStitch
Whooops sorry I got you confused with Xerubus :oops:

No your camera isn't on it's way out...the image was under exposed.

PostPosted: Sat Oct 29, 2005 3:51 am
by dooda
Looks to me like a misfire.

I get this every so often. Maybe a couple times a year or so. If it keeps happening, I'd send it in under the warranty.

PostPosted: Sat Oct 29, 2005 11:31 am
by Michael
So the most likely cause of this is underexposure?

I really hope thats the case :S

PostPosted: Sat Oct 29, 2005 12:02 pm
by digitor
dooda wrote:Looks to me like a misfire.

I get this every so often. Maybe a couple times a year or so. If it keeps happening, I'd send it in under the warranty.


I'm probably showing my ignorance here, but what's a misfire :?:

Cheers

PostPosted: Sat Oct 29, 2005 2:02 pm
by dooda
Its a term I invented. every so often something funky happens. Wicked beam of green streaking through the shot, wicked heavy bands. I call them misfires, and they happen to me every so often. I live with it as it doesn't seem to be that big a deal.

PostPosted: Sat Oct 29, 2005 2:16 pm
by Michael
I really am an idiot sometimes.

I was going through the pics and applied +.80 Ev to one of the images and saw the banding and thought what the hell.

there isnt any banding on the other images I think I just made a stupid mistake!

thanks for your help everyone.

PostPosted: Sat Oct 29, 2005 2:21 pm
by owen
I get this in every image that has darker areas, even if it's taken at ISO 200. It is however more noticable at night and with longer exposures. I believe it is normal though.

PostPosted: Sat Oct 29, 2005 3:02 pm
by digitor
Michael wrote:I really am an idiot sometimes.

I was going through the pics and applied +.80 Ev to one of the images and saw the banding and thought what the hell.

there isnt any banding on the other images I think I just made a stupid mistake!

thanks for your help everyone.


I see you got some good advice from dpreview as well :lol: It seems it happens when pumping up the shadows, although I've never spotted the effect on my shots - I must look harder!

Cheers

PostPosted: Sat Oct 29, 2005 3:28 pm
by Michael
Yeh I posted it over there as well after I thought to myself, most of you guys will be doing the sensible thing and sleeping!

since I'm a bit of a night owl i stayed up and thought what the hell and posted it over there too :)

but yeh silly mistake that most likly wont happen again lol

Here's another pic I took with no banding :) must of gotten this one right.

Image

PostPosted: Sat Oct 29, 2005 5:04 pm
by marc
Hey Michael

My dog does the same thing as you..................chase Ambulances :lol: :lol:

PostPosted: Sat Oct 29, 2005 5:13 pm
by digitor
So does my lawyer.... :shock: :shock:

PostPosted: Sat Oct 29, 2005 5:46 pm
by Michael
I was just covering the many events that happen on a weekend in toowoomba.

:( ;)