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oil spot?
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Jul 5, 2014 11:10:43   #
rgrenaderphoto Loc: Hollywood, CA
 
Bill MN wrote:
Or you can clone it out.


Google healing brush tool in Photoshop. What you do is when you select the tool, position the cursor next to where the spot is, on the "good sky" and holding down alt, click the mouse. Then, position the tool at the offending spot, and "brush" till it blends in. Do this at extreme magnification to have small scale corrections until the spot is gone.

Did you change lenses in mid shoot?

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Jul 5, 2014 11:16:51   #
CharlesA Loc: New Jersey
 
Ranjan wrote:
Sensor spots, dust or oil (or oil + dust = smudge) typically show up at smaller appertures, # > 8 (f11, f22 etc)

If the sensor vibrator (cleaning routine) and/or jet of air (blower) does not get rid of it, it is likely to be oil or smudge and wet cleaning is the remedy.

SLRs and DSLRs particularly if one changes lenses frequently would normally get dust spots.

If unsure, please avoid cleaning the delicate sensor yourself (wet or dry, anything that requires touching).

Spots typically would show up against large image areas of uniform colour (skies), and if one or few, software solutions do work. Some cameras have an option to get rid of dust spots (in camera) from the image.

Above all, GOOD LUCK!
Sensor spots, dust or oil (or oil + dust = smudge)... (show quote)
All valid points, however, some of us do not hesitate to use the tools available to clean our own sensors. A rocket blower and the in-camera dust-shakers are hit-or-miss, in my opinion, and as you pointed out, they have no effect on oil spots or smears.

It has been said many times here on UHH, if you have any doubts at all about doing it yourself, then don't. But in reality it is a very easy process using one or two good dry tools and a good wet kit. I've been cleaning my own sensors for several years and have become quite good at it, YMMV.

Charles

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Jul 5, 2014 12:14:43   #
Fly_Boy Loc: South East Michigan
 
Bill, you will do cloning in post processing. There you copy part of the image onto the offending spot on the image to effectively erase it. Photoshop and Elements both have a cloning tool, as do many of the other PP software.

xxredbeardxx wrote:
Clone? Explain please

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Jul 5, 2014 12:51:09   #
sshinn1 Loc: Phoenix
 
If you really want to see if there is an issue, shoot a clear blue sky at f/22 and take a look. I haven't seen much talk about oil spots on the D7100, but mine did develop quite a few that I noticed after about 6 months with the camera. I chalk it up to a random thing, maybe a bit too much lube from the factory or something, but not an issue like the D600 had... I had my sensor wet cleaned (lots of people say it's a pretty simple DIY operation, but I can be hamfisted and felt the $50 my local store charged for a cleaning was worth it), and I haven't had any issues since.

BTW, yours looks like dust, my oil spots had a dark center and a much lighter translucent looking ring around them, I presume that was the oil spreading a little. Have you tried simply using the cameras vibrating cleaner and a rocket blower? Might solve the issue in 20 seconds.

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Jul 5, 2014 13:21:45   #
sinderone
 
Upon my return from a trip to China, I found the same kind of spots all over photos that showed a lot of sky. I contacted Nikon, sent them some examples, and was instructed to send the camera back to them. It's now with their service dept. if yours is still under warranty I would suggest you do the same. If the problem returns after the warranty runs out you'll still have a leg to stand on. Good luck!

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Jul 5, 2014 15:00:10   #
Ranjan Loc: Currently Cyber-Nation!
 
CharlesA wrote:
All valid points, however, some of us do not hesitate to use the tools available to clean our own sensors. A rocket blower and the in-camera dust-shakers are hit-or-miss, in my opinion, and as you pointed out, they have no effect on oil spots or smears.

It has been said many times here on UHH, if you have any doubts at all about doing it yourself, then don't. But in reality it is a very easy process using one or two good dry tools and a good wet kit. I've been cleaning my own sensors for several years and have become quite good at it, YMMV.

Charles
All valid points, however, some of us do not hesit... (show quote)


Agreed, but on the wide-spectrum reality of internet (web), BSTS principle is helpful to remember! ;-)

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Jul 5, 2014 15:04:20   #
Ranjan Loc: Currently Cyber-Nation!
 
sinderone wrote:
Upon my return from a trip to China, I found the same kind of spots all over photos that showed a lot of sky. I contacted Nikon, sent them some examples, and was instructed to send the camera back to them. It's now with their service dept. if yours is still under warranty I would suggest you do the same. If the problem returns after the warranty runs out you'll still have a leg to stand on. Good luck!


And for those that own the D600, Nikon has *promised* to provide the sensor resolution service (from cleaning to ?replacement of parts etc., postage paid) even after the warranty expires (for how long after expiry, was not explicitly mentioned, though!)

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Jul 5, 2014 15:10:11   #
dcampbell52 Loc: Clearwater Fl
 
Ranjan wrote:
And for those that own the D600, Nikon has *promised* to provide the sensor resolution service (from cleaning to ?replacement of parts etc., postage paid) even after the warranty expires (for how long after expiry, was not explicitly mentioned, though!)


I suspect Nikon will honor any D600 camera repair that has not been in after the last announcement. They track serial numbers on the repairs, so it will be easy for them to check and verify.

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Jul 5, 2014 17:29:33   #
CraigFair Loc: Santa Maria, CA.
 
The Nikon D600 Oil Spot issue happens on the Upper Left of the Sensor being the Lower Right of the Photos.
13,500 acuations on my D600 and never a problem with oil.
I wet clean my sensors every 6 months.
Craig

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Jul 5, 2014 17:44:45   #
dcampbell52 Loc: Clearwater Fl
 
CraigFair wrote:
The Nikon D600 Oil Spot issue happens on the Upper Left of the Sensor being the Lower Right of the Photos.
13,500 acuations on my D600 and never a problem with oil.
I wet clean my sensors every 6 months.
Craig


Most of the ones I saw, we could cause to happen by using continuous shooting for about 300 pics as fast as the camera would shoot. This seemed to cause the coating on the shutter mech. to breakdown.

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Jul 5, 2014 20:21:08   #
CraigFair Loc: Santa Maria, CA.
 
dcampbell52 wrote:
Most of the ones I saw, we could cause to happen by using continuous shooting for about 300 pics as fast as the camera would shoot. This seemed to cause the coating on the shutter mech. to breakdown.


Thank you dcampbell52.
If and when I use Continuos Shooting it's only 5-10 frames. maybe that's why I've never had a problem.
Craig

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Jul 5, 2014 20:25:35   #
xxredbeardxx Loc: San Clemente CA.
 
Thank you to all who have brought comments to the table.
I really appreciate your input.
Guess I'd better clean my camera, starting with the easiest
way first and get into more detail if needed.

Glad it's probably not an oil issue.

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Jul 5, 2014 20:37:31   #
Ranjan Loc: Currently Cyber-Nation!
 
dcampbell52 wrote:
Most of the ones I saw, we could cause to happen by using continuous shooting for about 300 pics as fast as the camera would shoot. This seemed to cause the coating on the shutter mech. to breakdown.


All those rapidfire executions must generate some heat and heat would tend to make the lubricant a bit runny and more prone to splatter! Makes sense. Folks have tended to do that (meaning machine-gun actuations!) just to prove a point perhaps!

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Jul 5, 2014 20:59:30   #
xxredbeardxx Loc: San Clemente CA.
 
Ranjan wrote:
All those rapidfire executions must generate some heat and heat would tend to make the lubricant a bit runny and more prone to splatter! Makes sense. Folks have tended to do that (meaning machine-gun actuations!) just to prove a point perhaps!


Well, When I shoot surfers I must say the rapidfire executions
are higher than expected. They claim this camera can do
6 frames per second and I think it does. My 3100 did 3
or 4 and I thought that was pretty good.
Go figure

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Jul 5, 2014 22:41:42   #
terry44 Loc: Tuolumne County California, Maui Hawaii
 
If it is still under warranty you can either take it to the Los Angeles repair facility or send it to them either way they are pretty fast. I sent my D7100 in and they cleaned it better than new and found a aperture problem and fixed it free of charge. If out of warranty you can clean it yourself, I use the gel stick along with the lens pen a rocket blower they work great together.
xxredbeardxx wrote:
I have a new 7100.
Here's a surfer shot I took last week.
I've never seen the oil spots people talk about
from the 600 camera.

Is what I have here an oil spot in the left area of the photo?

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