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12/13/2007 01:52:11 PM · #1 |
Hey there,
I bought my 5D about a month and a half ago. In that time I've been to the shop with it twice to have them clean the sensor. Last time I did that was around 4 days ago. Now after shooting a little it has collected just about as much dust as before it was cleaned.
I dont know if anyone has had the same problem with this camera.. And I honestly dont think I'm doing anything wrong.. Maybe when i switch lenses while wearing woolen gloves or something? I have no idea, never had this problem with my D30.
Ill include some 100% crops to show it, maybe that'll help explain it.
Before cleaning:
[thumb]622146[/thumb]
After cleaning: (that 'fishhook' thing is in every picture.. not a bird or so)
[thumb]622148[/thumb]
Any ideas on what's wrong here and/or what i can do to make it better?
Thanks alot in advance,
Mike |
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12/13/2007 01:55:09 PM · #2 |
The best thing that comes immediately to mind is to get a bulb blower and give the camera a good blow-through regularly.
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12/13/2007 01:57:40 PM · #3 |
| Yeah I think that might be a good idea, but is it normal that it collects this amount of dust so fast? |
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12/13/2007 02:22:00 PM · #4 |
No, it's not normal for it to collect that much dust so quickly unless you are in a very very dusty environment or are changing lenses in a reckless fashion.
My procedure:
1. Turn the camera off before changing lenses
2. Point the camera towards the ground
3. Remove the rear-element cap from new lens
4. Remove the old lens
5. Attach the new lens as quickly as possible
6. Place rear-element cap on old lens
7. Get on with it
Mr_Pants is right though, a good bulb blower is very handy to keep around for when the dust bunnies do inevitably get in.
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12/13/2007 02:25:31 PM · #5 |
| try cleaning the lenses as well. How do you store them? if they are getting dusty/dirty then when you mount them on the camera the dust has no where to go but the sensor. Just a thought... |
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12/13/2007 02:26:27 PM · #6 |
Thank you :) Yeah i'll definetely start doing that even more (i believe i was always very careful when it came to switching lenses)
And that blower thing.. First thing in te morning!
Storing the lenses - Always with caps on them of course, in the canon lense-bag thingy i got with my 70-200L, and that bag goes into my backpack.
Lenses are clean.. Cleaned them last saturday as well and just checked now.
Message edited by author 2007-12-13 14:28:35. |
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12/13/2007 03:14:19 PM · #7 |
I've heard that even with the lens on, the camera can still collect dust. Zooming in and out can actually suck dust in the camera.
But that could'nt be the case with your setup because i see u have 2 completely sealed lens, unless theres another lens u have'nt listed. |
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12/13/2007 03:20:10 PM · #8 |
| Nope, no other lenses have been used.. Dont have any other lenses at the moment either. |
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12/13/2007 04:12:02 PM · #9 |
Originally posted by ShorterThanJesus: No, it's not normal for it to collect that much dust so quickly unless you are in a very very dusty environment or are changing lenses in a reckless fashion.
My procedure:
1. Turn the camera off before changing lenses
2. Point the camera towards the ground
3. Remove the rear-element cap from new lens
4. Remove the old lens
5. Attach the new lens as quickly as possible
6. Place rear-element cap on old lens
7. Get on with it
Mr_Pants is right though, a good bulb blower is very handy to keep around for when the dust bunnies do inevitably get in. |
What he said! :-)
I would add that you change your lens with your back toward any wind or breeze while holding the camera body as close to your body as possible. In the field, if at all possible, change your lens inside an automobile with the A/C, heater, or fan turned OFF.
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12/13/2007 05:19:48 PM · #10 |
I'll add that I change my lens wherever the hell it is required to get the shot. I don't do anything special other than try to do it fairly quickly and put the end cap on the lens after I'm done. I change lenses often.
I don't have a particular problem with dust.
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12/13/2007 05:38:11 PM · #11 |
| Just clean it. Cleaning a 5D is easy. Make an effort the first time round and it generally gets easier. |
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12/13/2007 06:20:10 PM · #12 |
I've never cleaned my sensor in the 1-1/2 I've had it. Probably needs it. Like Jason, I'm not real paticular or extra careful about lens changing either. I just do it, whenever, whereever.
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12/13/2007 06:37:19 PM · #13 |
Originally posted by pineapple: Just clean it. Cleaning a 5D is easy. Make an effort the first time round and it generally gets easier. |
Yep. I use the copperhill method and it takes me all of 5 minutes. I usually clean about four or five times per year, and it does get a bit dusty in between. I could probably keep that down if I used a bulb blower in between wet cleanings.
The 5D is a bit of a dust-magnet, but the upside is that my carpets are really clean ;-) |
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12/13/2007 08:51:58 PM · #14 |
I was at a professional photography conference a couple of months ago and Nikon was there offering free sensor cleaning, while you wait. They did it right in front of you. I hung around their booth off to the side and watched them clean a half-dozen of them. I was literally looking over one of the technician̢۪s shoulder, watching what he did inside the body. There is nothing to it. They cleaned the sensor in less then a minute. However, they took a bit longer to "detail" the whole camera, cleaning every nook and cranny.
Although I try to be very careful (read: anal) when changing lenses (turn my back to the wind; inside a car with windows rolled up and no A/C on; etc), there are times where I quickly have to change it, right then and there. Having said that, I̢۪ve never had enough dust on my sensors to warrant a wet cleaning (Les knocks on wood). With my relatively new camera (the EOS 40D), the automatic sensor cleaning makes it so I may not ever have to clean it (Les crosses his fingers)--at least not for "dry" dust.
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12/13/2007 10:41:58 PM · #15 |
Originally posted by AperturePriority: I was at a professional photography conference a couple of months ago |
**Off Topic** Where and what was this conference? Was it in the LA area? **Back on Topic** |
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12/13/2007 11:22:14 PM · #16 |
back to the original post.....what is meant by 100% crop? And, how does one check for dust?
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12/13/2007 11:28:47 PM · #17 |
Originally posted by David Ey: ...what is meant by 100% crop? And, how does one check for dust? |
100% crop just means that you're viewing it at 100% of original size, and it's cropped to the size you see it. It hasn't been resampled down in size.
To check for dust:
1.) Set aperture for f/22
2.) Shoot a photo of a uniformly lit area (the sky works well). Best to leave it out of focus to be completely featureless.
3.) Look at the resulting photo, and you'll see all the dust. The small aperture makes the dust sharper so it shows up better. |
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12/13/2007 11:30:37 PM · #18 |
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12/14/2007 02:21:09 AM · #19 |
Originally posted by Tom: Originally posted by AperturePriority: I was at a professional photography conference a couple of months ago |
**Off Topic** Where and what was this conference? Was it in the LA area? **Back on Topic** |
It was held in Orange County on September 28 & 29 and was called the "Professional Photography Expo". It was sponsored by Samy's Camera.
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12/14/2007 02:38:36 AM · #20 |
Is $39.00 worth it for this kit: Dust-Aid? One kit is good for 12 cleanings.
Would this be a universal cleaner,...what I mean by universal is Nikon, Canon, Panasonic, Sony, etc...
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12/14/2007 02:48:22 AM · #21 |
| could it be that the lens you are using has a bit of a defect? Do the dust bits look anything like plastic or metal shavings, that could come from some friction amongst the moving parts in the lens? |
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12/14/2007 06:05:07 AM · #22 |
| No, its inside the camera, bc its there with both lenses |
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12/14/2007 10:33:56 AM · #23 |
Originally posted by tapeworm_jimmy: could it be that the lens you are using has a bit of a defect? Do the dust bits look anything like plastic or metal shavings, that could come from some friction amongst the moving parts in the lens? |
Dust that shows up on photos is on the sensor (actually the filter over the sensor). Any dust further away than that will be so far OOF that it will never show up. |
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