Questions tagged [dust]

issues with dust on digital sensors and lenses

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What is this speck in my camera?

I was playing around in Live View this evening with the string of Christmas lights above our fireplace (we just finally took the tree down but decided to keep the lights up). I was using my Canon ...
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2 votes
3 answers
199 views

Dust inside lens result incomplete images

There is a peak of dust inside my lens( Canon 100-400mm 1st gen). And I can find a dot on some of my images( I have no idea why I didn't find it on other images). And is there anything that I can do ...
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1 answer
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Dust on the sensor vs. in the lens? [duplicate]

I have an old, used Panasonic LX100 (Point and Shoot) that I plan to use as my main all-use video camera. I just started noticing that dust spots are visible in the image on apertures larger than ...
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Why is there heavy dust and scratches only on the darker part of scanned color prints?

I was scanning my color prints and while postprocessing them, after descreen, I had noticed a trend that there were always a lot of dust and scratches on the darker part of the image, while the ...
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1 answer
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Lens getting fungus again and again

I have a sigma 24-35 f/2 lens and it got affected by fungus and I cleaned it from a professional recently and after that, I am keeping it inside an air-sealed box with a lot of silica gel bag but ...
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4 votes
2 answers
380 views

What are these branching, dust-like particles? How to prevent their spread?

I am new to photography, and I have found some dust-like particles inside of my lens. I think this is a fungus infection. Is this okay to use this way? Will it infect other lens and camera body if i ...
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1 vote
0 answers
173 views

Dots on images, visible in viewfinder, with lens off

Nikon d750 dot on image - always same place. Visible speck through viewfinder in the right place , with lens off. I know it can't be any sensor mark seen via viewfinder, none the less I've cleaned ...
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What causes these (constant) black stray lines on my photos? [duplicate]

There are black lines on my Nikon D3100 and I'm wondering if it is a problem with the lens or with the body itself.
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12 votes
2 answers
3k views

How to spot dust in images quickly while doing a shoot outdoors?

You can see in this photo there is a clear grey spot above the boats. I did not notice it until I got home and imported the photos for post-processing. Here is the shot right before this one. As you ...
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1 vote
2 answers
119 views

Are these soft blotches caused by dirt on the sensor?

Can someone tell me if this is dirt on my image sensor? They show up in the same place in other images. This photo is a bit clearer — taken at f22 manual focus at the sky and in the exacly same ...
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9 votes
3 answers
3k views

What are these pixel-level discolored specks? How can I fix it?

I recently noticed some weird discolored specks in my images, and I thought it was a lens issue, so I tried cleaning the lens. The specks got a tiny bit smaller, but unfortunately still there. I took ...
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Is dust less of an issue with larger sensors?

Recent mirrorless cameras are very susceptible to dust, because the sensor is fully exposed when changing the lens. However, many recent mirrorless cameras (Sony, Canon) are full frame. Is dust less ...
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Does the EF - EOS R adapter have a protecting cap on both ends?

One of the best price/performance ratio and weight/performance ratio full frame cameras today is Canon EOS RP. In order to get the best price/performance ratio for lenses, one needs to use it with non-...
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1 vote
2 answers
293 views

Focus motor problem in lens due to fine dust particles

I have a Sigma 18-250mm F3.5-6.3 DC Macro OS lens that I use exclusively with my Nikon D5300. I went to Denmark last year, and visited Rubjerg Knude Lighthouse. If you've ever been there, you know ...
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1 vote
1 answer
357 views

From Linux shell, how to batch-remove dust from images using scan of dust?

I have a large number of scans made with the same scanner. After noticing that there are a few consistent specs of dust on the images, I made a scan of the dust hoping to somehow remove the dust from ...
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1 answer
108 views

Is it a fungus or something else?

the following picture is from my dad's Konica Hexanon f/1.7. Would you call the white layer a fungus, haze, dust or something different? Thanks
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2 votes
2 answers
2k views

Are mirrorless cameras more susceptible to sensor dust?

According to an answer to the question Why shutter is not closed by-default on mirrorless cameras as it's closed on film ones? mirrorless cameras have a "default open" shutter. Mirrorless cameras ...
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1 vote
2 answers
132 views

Will these particles on the sensor affect image quality?

I have a Canon Rebel T6. I'm really newbie and know very little about photography. I think I made and big mistake and accidentally let dust enter the sensor area and the mirror area. To visualize the ...
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2 votes
1 answer
982 views

How does dust get in a lens?

I recently saw someone offering an Nikon 70-200mm VR II lens for a good price second hand. The only drawback mentioned was that it has a little dust behind the front element. How could this dust ...
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1 vote
2 answers
1k views

Fungus or dust?

yesterday I noticed this spot on my zuiko 12-40mm lens, besides other dust particles (I hope it's dust). It's a bit visible after f8. I shot with f22. I checked the lens last week and it didn't had ...
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4 votes
3 answers
3k views

Is this dust on lens or something else?

In my question's preview, the attached image looks rotated. So, assuming you are able to see it in the real orientation, can anyone determine what is that dust flake type thing on the top, slightly ...
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1 vote
1 answer
284 views

Removing sticky particle from sensor [duplicate]

I have two particles on the sensor of my Sony a6000. Both are round and about 0.3 mm in diameter. The spots are only noticeable in bright areas and are easy to remove with Capture One's spot removal ...
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1 vote
1 answer
196 views

Why doesn't the shutter close (like it does in mirror-up mode) when changing lenses to protect from dust?

I've just noticed a lot of dust on my sensor and I had to send my camera to the service center to get my sensor cleaned. I've noticed that when I use the mirror up mode "the function that prevents ...
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0 votes
1 answer
1k views

How do I make Photoshop's "Dust & Scratches" filter only apply to areas with problems, rather than blurring the whole image?

When removing dust and scratches or when I want to apply a filter at a certain place in the image, Photoshop blurs all the image (Filter -> Noise -> Dust & Scratches). Why is that? I just need ...
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1 vote
2 answers
215 views

How do I remove dust and fine hair artifacts in my photos?

There is a large streak along the left hand side of my picture. The detail of the picture is not occluded fully, but I lack the knowledge of how to remove it. Zoomed detail of the affected area: I ...
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2 answers
936 views

Dust spot or scratch?

I'm a bit worried about a potential scratch to my d7000 sensor as shown in the rather grainy image below. Note the black line in the top left. It is more of a fine line vs. the 'spots' I've seen in ...
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3 votes
4 answers
158 views

Will clay and wood dust affect my camera?

I'm a craft design student focusing on pottery and woodworking. Recently I've been thinking of recording my crafting process, hence I will be bringing my camera (Canon g7x) into the studio, maybe put ...
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1 answer
1k views

Dust visible on pictures with small aperture

A few months ago I took my then new camera (Nikon D7200) out with a tripod to take some small aperture shots. I noticed a significant amount of artifacts on the resulting pictures. A quick Google ...
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1 vote
1 answer
6k views

Black spot on image while shooting with high aperture [duplicate]

I'm using 18-55 canon kit lens on Canon 700D body, the lens works fine with f/3.5 to f/14 , when increase that to f/16 , f/22 a black dot appears on the image, I have tried cleaning lens and body body....
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3 answers
8k views

Speck on view finder or sensor

I saw some speck on the screen but it did not show in the photo that i took. so i decided to clean it on the mirror and sensor. but after i clean it, the dust did remove but other dot came out and ...
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5 votes
3 answers
1k views

Why are there black dots on all photos taken with Sony phone?

I took this image with a Sony phone. The lens is clean on the outside. The owner of the phone says those black dots started appearing and supposedly are multiplying. Is it some dust in the insides of ...
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6 votes
1 answer
2k views

What's the best way to clean dust from film negatives? [duplicate]

Every time I scan my 35mm negatives, there is always a lot of dust, even after using a rocket duster and wiping with a microfiber cloth. What sort of equipment exists in order to get rid of the dust? ...
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1 vote
1 answer
671 views

Is this a scratch or dust in my Nikon D3200 Viewfinder? [duplicate]

I recently bought a refurbished Nikon D3200 DSLR and saw this speck in the viewfinder. My question: is it just dust or a scratch? (This does not effect my photos- just the viewfinder.)
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4 votes
1 answer
2k views

How to separate dust and scratches in scanned RGB+IR dia/film images for later removal/healing?

I scanned slides and I have now 48 bit color plus IR (infrared) 16 bit gray files. Now I am processing them to remove dust and scratches and I am looking for a way to batch-detect the correct ...
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15 votes
3 answers
996 views

Is there any point in using automatic sensor cleaning on my DSLR even if I never remove the lens?

I only own one lens for my camera (Canon EOS 60D), and I never take it off. Is there still any point in having the standard automatic sensor cleaning done on power on?
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5 votes
1 answer
385 views

Whatever happened to dust?

Back in the day, lens cleaning was a front and center concern, with everyone discussing their preferred methods and products. I had a blower brush, tissues, and fluid as part of my kit. But now, ...
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2 votes
1 answer
4k views

How to remove dust from inside lens and prevent recurrence

I have read several questions here regarding dust in a camera lens: should I be worried about getting dust, will it affect the image, and is it a problem. One answer suggested that "zoom lenses are ...
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5 votes
5 answers
9k views

Does the Canon EOS Rebel T5/1200D have any dust related problems?

I’m planning on purchasing the Canon EOS Rebel T5/1200D very soon. It’s the only DSLR that fits my budget (other one is the Nikon D3100 which I don't plan to get). I like everything about the camera ...
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3 votes
1 answer
3k views

Dust particles seen through viewfider

I have a very interesting thing happening with my Nikon D3100. When I look through the view finder I can see very prominent dust particles all over the frame. I know it is not dust on the sensor ...
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2 votes
2 answers
2k views

How effective are the rear weather sealing rings on lenses?

I am kinda torn between buying a Sigma 18-35mm f1.8, Nikkor 17-55 f2.8 and Sigma 17-50 f2.8 for my D3100 and D7100 cameras. The reason for confusion is that the Nikkor one has a weather sealing ring ...
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1 vote
2 answers
22k views

Will dust inside a lens affect the image in any way?

I have been looking at purchasing a used lens and in the listed it says something along the lines of "There is dust visible throughout the lens, but this will not affect the images in any way" Is ...
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1 vote
1 answer
784 views

Dust on eye piece DSLR

My DSLR got some dusts on the viewfinder [eye piece]. I've cleaned the both the mirrors [the focus screen] but it looks like the dusts are on where we put our eye. Should I clean it [dust may find ...
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2 votes
3 answers
215 views

Why are there no DSLR cameras with protective curtains for lens exchange?

Reading this thread I got to think of why there are no DSLR bodies with protective curtain that extends (and by doing that spans over the entire mount) while changing lenses and then retract ...
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3 votes
2 answers
2k views

Is this fungus or dust on my lens?

I've a D5100 for around a year with 18-55mm kit lens and recently bought a 55-200mm lens. For around 1 month I saw a starry shape in the front glass of the lens. After searching on Google I came to ...
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2 votes
1 answer
1k views

What level of water/dust protection will a silicone case provide?

As far as I know, the entry level cameras (like EOS650D or D3200) do not have water/dust protection. Surfing the internet, I found that there are silicone cases exist for cameras. So, is it worth ...
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10 votes
3 answers
38k views

Is it normal to have tiny black dust spots in the viewfinder of a DSLR?

After shooting for about a month with my new D7100 I discovered some dust in the viewfinder / focusing screen or the prism area. The dust is not visible in the images and it does not have any effect ...
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6 votes
3 answers
7k views

What to do about persistent dust spots on my DSLR?

I need an advice I have dust spots appearing systematically on pictures (with blue/white/grey skies & aperture > 9) I understand this can happen, I understand how and why it happens, especially ...
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2 votes
3 answers
2k views

Nikon D600: how to fix hundreds of photos with dust on them?

Like many D600 owners, I'm hoping that the dust on sensor issue that comes with this otherwise nice camera will somehow solve itself. In the meantime, I have hundreds of shots that I took with an ...
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  • 197
5 votes
2 answers
1k views

Will keeping the lens on-camera help protect from dust and fungus?

If I keep the lens on the camera will it be protected from dust and fungus? I keep my Nikon D5100 fitted with the lens in a plastic bag together with some silica gel. Is that enough to protect it?
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3 votes
1 answer
316 views

Does lens focus affect the appearance of sensor dust?

I know that aperture affects the appearance of dust on a camera's sensor (or, technically, the filter in front of the sensor), but does focus matter at all? Since the dust is behind the lens, I ...
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