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Thread started 03 Mar 2006 (Friday) 23:51
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Probably old..but "X" on image

 
Crashoran
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Mar 03, 2006 23:51 |  #1

I was looking at an image at 100% and I see a small "x" with two hot pixels near it. Looked at the next image I took and it wasnt there. Do I need to send my 20D in?




  
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cdifoto
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Mar 03, 2006 23:53 |  #2

You should post a sample so we see what you mean.


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Crashoran
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Mar 03, 2006 23:58 |  #3

IMAGE: http://img.photobucket.com/albums/v40/Crashoran/X.jpg



  
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Tsmith
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Mar 04, 2006 00:08 |  #4

Kinda hard to tell with such a small resolution image on my 1280x1024 monitor.

edit: add the EXIF data too




  
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Crashoran
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Mar 04, 2006 00:14 |  #5

It was just ISO 1600 f/2.8 @ 1/80

That's a 100% crop




  
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red ­ hot ­ sheep
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Mar 04, 2006 04:59 as a reply to  @ Crashoran's post |  #6

If thats 100% on ISO 1600, I would say you camera is absolutely fine!


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cdifoto
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Mar 04, 2006 05:06 |  #7

I see the x you're talking about but not the hot pixels. Kinda wierd but if it never happens again I wouldn't worry about it.


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MagentaJoe
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Mar 04, 2006 09:21 |  #8

I can get those when I mix the right ingredients - high iso, not so good exposure, long exposure time, and then using photoshop to increase saturation and sharpen.


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chemicalbro
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Mar 06, 2006 14:20 |  #9

i assume from the tiny pic you posted it's a picture of a star..(if you posted a wider crop i'd tell you which one :))..........stars are incredibly difficult to focus on..... and if your focus is of even by a tiny bit they tend to cause a little halo (or doughnut shape).this one is also through a cloud, adding to the effect...... add a bit of sharpening in ps and it makes an x....


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lon10c
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Mar 06, 2006 15:55 |  #10

Image processing software such as Photoshop will automatically clean up "hot" pixels and you generally never notice them.


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Crashoran
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Mar 06, 2006 21:54 |  #11

No, this is definately an "X". I did no editing.




  
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Probably old..but "X" on image
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