Alley in Pisa, Italy

by Lars Kotthoff

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Long exposures are taken with shutter speeds generally longer or much longer than one second, in order to capture stationary objects in low light while blurring or obscuring moving elements.

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1k views

Does long exposure mean more details in landscape photos? If not, then how to take sharp landscape photos?

If I take a nature landscape photo using long exposure (tripod+shutter release), would that help me get more details in my photos? Example: (I don't have the high res version handy right now, sorry ...
9
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4answers
2k views

Can stacking multiple exposure images in post-processing give the same effect as a long exposure?

I like to shoot daytime long exposures, where the exposure time is around two minutes. That shows the motion of the clouds in daylight. I used a Hoya nd400 (which is 9 stops) stacked together with a ...
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3answers
1k views

Is this a reflection in my photo?

I can't quite figure out what exactly is appearing in my photo. I was thinking it could be a reflection but I really don't know. This is the full size image, then a crop at 100%. No Photoshop has ...
4
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1answer
1k views

How to photograph star trails AND city lights?

I don't get how this picture was taken: http://500px.com/photo/5956842 I know this is a blended shot and that the city lights are brought out in post but my questions is, why don't the city lights ...
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3answers
416 views

Using Light - Effects of Long Exposures?

The photo below is an example of using more light to get a movement effect of water. I know of a couple more tricks such as motion in clouds, motion with light (highway). Was wondering if their are ...
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4answers
701 views

How do I achieve fireworks pictures such as the hirobamboo method?

How do I achieve the abstract effect for fireworks that is sometimes referred to as the hirobamboo method? Specifically what types of lenses would work best for this, do I start in focus or out, ...
5
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3answers
741 views

How can I avoid star effect on light sources on long exposure photos?

I'm about to make some long exposure photos, but I don't want them to have this star effect on light sources. Can I avoid that with any filter? For this shot I used a Canon 18-55mm lenses. Note that ...
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3answers
2k views

Long exposures without turning night into day

When taking Night Photography you will use long exposures. Sometimes these exposures can be very long. My question is this: How can I take long exposures without turning a night scene into a scene ...
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3answers
1k views

why storing a long exposure photo takes almost as long as the exposure time itself?

last night I took some night sky shots, and I've noticed that with long exposure times [15s;30s] the time it took to store the images in the camera memory card (jpeg) took roughly as long? Whilst the ...
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1answer
959 views

How can I take long exposure photos with a webcam?

I have a very simple webcam made by A4tech. It already has an exposure function (in its settings) and it's good in low light. I want to be able to take even longer exposures. I have found this but ...
9
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3answers
2k views

Does long exposure cause hot pixels in photos?

Today, I was taking some shots of night sky. For each, I had 20 sec exposure. During picture review, I found a red dot which is referred as "Hot Pixel" according to some people on the Internet. ...
10
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4answers
850 views

What filter should I buy if I wanted to do 5 min shutter speed in daylight?

What type of filter would I need to create an image such as the following: http://500px.com/photo/10158205
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6answers
2k views

How do I set the focus in long exposure night sky shots?

I want to catch a good long exposure (5 - 15 seconds) shot of the International Space Station in the night sky as it passes over my city. Setting the ISO higher (say, to 100) and the exposure time is ...
4
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1answer
418 views

Long exposure water shots tutorial for dummies? [duplicate]

Possible Duplicate: How do I make the water silky in water/beach photography? I want to start to do some long exposure shots of water like these: picture from noticeeverything So I don't ...
10
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4answers
2k views

Why is the lowest ISO always 100?

The lowest ISO on digital cameras always seems to be 100. It would sometimes be useful to have much lower ISOs, mainly for long exposure photography. What isn't there any 50, 20, or even 10 ISO ...
0
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1answer
164 views

How do I find a semi-professional camera able to open the shutter for long exposure (night shots)?

How can I find which semi-professional camera has the resource to open the shutter for long exposure, with the purpose to take night shots?
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1answer
302 views

What can go wrong with extreme long term exposure?

Ok, maybe I'm crazy, but I'm curious what will happen when I combine a ND400 filter (9 stops) with a zone plate or zone sieve "lens." If I'm shooting a sunset, it I might get a 30 second exposure ...
2
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2answers
319 views

coastal sunrise long exposure

I want to take a photo at sunrise with a long exposure of the sea which contains old World War 2 boat docking equipment in the sea. will i need to have a ND filter to achieve this as during the day ...
4
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2answers
323 views

What is the effect of long exposure on file size?

Is it a rule that long exposure will produce a larger size file compared to a shorter exposure? It seems logical, since you are writing more data to the memory card when you expose for more time. ...
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4answers
6k views

Will stacked ND filters perform as well as a single 10 stop ND filter?

I have the Tiffen 0.9 ND filter which gives me approximately 3f stops reduction. I like to really slow things down and although it's sufficient in low light it just won't do in daylight. Should I ...
3
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5answers
2k views

Using long exposures to make videos?

I would like to make a video that essentially shows a long exposure progressing as it is exposed. Essentially it would be initially dark and gradually get lighter. Lights that pass in front of the ...
11
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8answers
1k views

How can I prevent blurred images when using a tripod?

I'm doing panoramic HDR photography for work using one of those stupid cheap mirror balls mounted on a tripod (not my decision!) and I am noticing on my longer exposures that sometimes I'm getting ...
3
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1answer
342 views

Why does my camera make a whirring noise during a long exposure?

I have a Sony Alpha a55. When I take a long exposure photo, while the shutter is open, the camera makes a whirring sound. What causes this noise and why is it necessary to the camera's operation? ...
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2answers
412 views

Blurred water effect

I have recently purchased a DSLR ( Canon EOS 500D) and am going to Rome in May with it. As you will probably know Rome is quite well known for its great fountains. When in Rome I wanted to try to take ...
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2answers
629 views

How do I lengthen shutter speed with out washing out the picture?

I read this question, and I tried some long exposure shots myself. Every one of my shots though, is washed out. How do I achieve a long shutter speed while keeping the lighting looking natural?
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4answers
5k views

How can I set an exposure time over 30 seconds with a DSLR?

Most DSLRs have an exposure time limit of 30 seconds. Now I'm asking myself how is it possible to create images about over 1 hour or longer, like these two: ...
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4answers
7k views

Long exposure on Canon 60D

I want to take some night shots of the sky and landscape showing up stars and cars on a distant road. I have the option to set the shutter speed to 30s, but I want to take a 2 min (or more) exposure, ...
5
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1answer
405 views

Is astrophotography basically pointless with a moon in the sky?

I want to take some astrophotography shots of objects in the sky while not keeping the moon in the shot. I have read in a few places that you need essentially a moonless sky to do so. Does that mean ...
4
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4answers
554 views

Why are these light trails large blobs of light instead of nice thin lines?

I'm trying to shoot a traffic light trails with my point & shoot camera (Panasonic Lumix DMC-LZ8). But the oncoming vehicle headlights are appearing as large blobs of light and not exactly thin ...
8
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2answers
394 views

What type of camera setup is required to take photos of luciferase?

I'm working with luciferase which has a wavelength of blue 480 nm and I want to be able to take a photo of it. The trouble is, I can see the luciferase glowing in all of its glory in front of me but ...
6
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5answers
1k views

Does long exposure affect the sharpness of a picture, assuming no camera shake?

Assuming that the camera does not shake during long exposure photography, How does the sharpness of the image get affected? Would it be more sharp, less sharp, or remain the same?
8
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2answers
703 views

Where does the noise come from in a long exposure?

I created another test. This time I exposed for 36 minutes, because I wanted to test star photography. This is not meant to be a nice photo; I really just tested. Camera was inside the house behind ...
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2answers
404 views

What causes strange spiral pattern on my star line?

Ok, so I created this test image. The camera was behind the window, I just tested long exposure photography on the single star I saw. It was about 20 minutes of expo, star was out of focus (I really ...
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3answers
2k views

Will long exposure night shots damage my camera?

I've been looking into long exposure photography for star tracking. How does it negatively (if at all) affect your camera?
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1answer
739 views

How to photograph panning with a point and shoot camera?

I have recently learnt about panning photography on the internet and I was curious about capturing one myself, But as an amateur I just own a Point and shoot camera (Samsung SL30), I have ...
5
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2answers
8k views

How can I take long exposures using a Nikon D7000 with wireless remote?

I have recently tried to take pictures of stars using my wife's D7000, but I couldn't get it to expose for more than 30 sec. In my old D70 I used the wired remote to do long exposures, but now I have ...
14
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3answers
2k views

What are neutral density filters and how do I use them to create long exposures in daylight?

I've seen a few related posts on the site but nothing specifically on this point: I'd like to be able to take long exposure photos during daylight (like the examples in this Flickr group). I'm told ...
2
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1answer
467 views

What is the battery consumption of the Canon EOS 20D in bulb mode?

What is the estimated battery consumption when using bulb mode for an exposure about an hour long? I know the best thing is to test it out, but I'm not in position to do that right now. Camera is ...
7
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1answer
317 views

Why don't we get hot pixels when using live view?

Why don't we get hot pixels while using live view mode, but do get then on a long exposure? I read somewhere that they appear due to the sensor being activated for too much time, but then, live view ...
2
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3answers
493 views

Why is dark-frame subtraction on my Pentax camera shorter than the exposure time?

When my Pentax K-r applies long exposure noise reduction (dark-frame subtraction), the processing time required for this operation is less than the exposure time. For example, my camera may perform ...
22
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3answers
3k views

How do I meter for long exposures (10+ minutes)?

One of my longstanding interests is long exposure night photography. However, many of the situations where I am shooting require exposure lengths on the order of 10 minutes, which is far beyond what ...
19
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4answers
2k views

Why are there limitations to the upper limit of exposure time in digital cameras?

For example, my Canon 550D will only go as far as 30 sec (and then of course the bulb mode). For measuring exposure, I think all the camera needs is a timer, and I have no doubt they would have to do ...
18
votes
6answers
1k views

ND Filter not Dense enough - How do I get long exposures in very bright situations, where my ND filter isn't enough?

What is the best way to achieve very long exposures in very bright, sunlit conditions? Right now, I have a Hoya ND-400 X filter (9 stops reduction), and even with my camera set to ISO 50, and F22, my ...
10
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4answers
678 views

Where does this reflection come from in a long exposure shot?

Using a long (10 second) exposure I found I was getting an odd "reflection" in the picture, where the brightest object leaves a residue in the opposite part of the frame. You can see it here: I ...
6
votes
3answers
567 views

Do I need a special filter to shoot candles without damaging my sensor?

The guy from the photo shop pointed out to me that I need special filters if I want to shoot directly to the sun with long exposures in order to not ruin the sensor. Is this the same when I shoot ...
15
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4answers
12k views

How can I avoid star trails without an expensive tracking mount?

I want to take pictures of the Milky Way or a lunar eclipse or earth glow on the moon, but I don't have an equatorial tracking mount, and don't want to spend that much money on one. How can I get ...
14
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4answers
3k views

How can I simulate a long exposure photo using a set of shorter exposure photos?

I'm shooting towards the sky to capture the stars. The exposure time is 15 seconds, so I can see the stars still, without a trace. These photos are taken continuously one after the other, because I ...
0
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1answer
793 views

Long exposure mac / android apps?

I would love to start playing around with long exposure photography, more specifically light painting. I sadly don't have any camera except the iSight built into my Macbook Pro and my mid-range ...
15
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7answers
2k views

Should I turn off optical image stabilisation when shooting long-exposure photos?

I have a Canon SX210 IS. With CHDK, I usually take photos of more than 10 minutes at night (using tripod of course). I read somewhere it is recommended to turn off the mechanical image stabilization ...
0
votes
1answer
427 views

Tips for photographing long star trails [duplicate]

Possible Duplicate: Tips for landscape+stars photography? I need some tips and tricks for photographing long star trails. Some of the questions I am thinking about are: What aperture/ISO? ...