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Questions tagged [long-exposure]

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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How to exposure stack RAW photos while also outputting a raw photo?

So I have .DNG files that I have taken from an iPhone and I'm trying to figure out how to stack them and then output the stacked photo as a .DNG file as well (or any RAW format tbh). I know how to ...
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1answer
58 views

Is it possible to make the shutter speed slower than 30 seconds on the Canon 4000D? [duplicate]

I have a Canon 4000D and I would like to take some long exposure photography. It only allows shutter speeds up to 30 seconds and I would prefer to have the ability to take shots that are exposed for 1 ...
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0answers
49 views

Will several long exposure timelapses affect sensor lifetime or performance?

I've been recording some stormy nights on my Canon EOS 80D, making use of its built-in timelapse function. Exposure settings varied between 4" f/3.5 ISO 800 and 30" f/3.5 ISO 3200. Dead time between ...
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1answer
44 views

Exposure in Astrophotography [closed]

So, when taking a photo of the stars, I've generally taken photos at about ISO 3200, 20 seconds, f/3.5. I subsequently stack about 5 of them to get rid of the noise, which seems to work relatively ...
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3answers
683 views

Does the EXIF data “DateTimeOriginal” get recorded at the start or end of the exposure?

I am working to determine the orbit of a satellite based on a long exposure photograph, and need precise observations.
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1answer
119 views

Very long exposure with large format camera

I'm interested about long exposure (around 5min exposure) photography with large format film cameras. Apart from reciprocity failure, it seems to me that the biggest issue is stability against wind....
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2answers
183 views

How to improve my milky way shot?

After following some tutorials and some posts here, I ended up finding a camera setting where I could indeed capture the milky way. The setting I used is: ISO 6400 18 mm f/3.5 30.0 sec And this is ...
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1answer
62 views

How to shoot thinner light trails using an iphone app

I have taken several photos using an iPhone8 plus, tripod and using a procam app that allows control of the shutter speed in order to shoot light trails which I have successfully done, however the ...
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2answers
57 views

When producing prints in a darkroom, should I aim for the longest possible exposure time?

Recently I was thinking about the fact that getting longer exposure time results in less impact of the initial vibrations (because of turning on/off of the enlarger) on a print. So my idea is to dim ...
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4answers
2k views

How to get soft-blur effect on flowing water with iPhone?

I like taking pictures of flowing water on my iPhone, and I'd like to get the soft-cloudy-blur effect for the water. On a traditional lens camera, this can be done with a longer exposure time. Is this ...
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5answers
1k views

Does a long exposure in DSLR camera have a similar effect to a global shutter?

Regular DSLRs make use of mechanical shutters and progressive electrical readouts, and hence images are captured in a rolling shutter. But, when used to capture pictures with a long exposure, where ...
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2answers
82 views

Requirements for long-exposure night time webcam

I am working on a computer vision project that requires repeated measurements of the amount of light a specific building emits at night. I want to set up a webcam and a Rasperry Pi, and set it to take ...
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49 views

What's the best quality paper to print night photos?

I am shooting numerous different types of long exposures of cityscapes. I want to know what is the best type of paper to print onto? I want to get the deepest blacks.
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3answers
43 views

Is there a way of using a square gradient filter with a circular filter system?

I'm interested about a circular filter system for (very) long exposure photography, such as the one by Formatt Hitech. However, I'd like to use a square gradient filter; they make a circular one but I ...
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1answer
72 views

Light reflections with filter stacking

I typically use multiple filters when doing long exposure. Assuming light leaks from the sides are taken care off with proper sealing, could there be light bouncing back and forth between the ...
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4answers
787 views

Any alternative for manual cable releases?

I want to do long exposures of the Perseid meteor shower this weekend using my Canon AE-1 manual film camera. I don't have a manual cable release. Are there other hacks/ways to hold the shutter open ...
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2answers
120 views

ISO to shoot very very dark object with a tripod [duplicate]

I want to take a picture of a (almost) pitch black landscape at night. Like a mountain or trees at night. The object will not be moving and I will have a tripod. I am not sure what is the best way to ...
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1answer
122 views

How to photograph laser show with long exposure while outdoors?

I want to take an image of a laser show projected in a wall. Indoors in low light I use longer exposure 1/8 or 1/25 second. Outdoors the images are completely washed out. I want to know if there is a ...
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1answer
183 views

Time limit of bulb mode in Nikon DSLR

I'm using Nikon D750. Is there a time limit as to how long we can have bulb mode on?
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2answers
80 views

Portable and sturdy tripod [closed]

I do mostly long exposure architectural photography. I've always used the Manfrotto Befree tripod, which is great because it can fit a messenger bag and I can carry it everywhere. I am ...
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2answers
109 views

Does the Metabones adapter have light leaks during long exposures?

I'm interested in tilt-shift lenses for use with a Sony a7RIII in long exposure mode. I typically do 5/6 minute long exposure and I'm worried about light leaks while using Metabones adapter. I'd ...
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4answers
158 views

Very long exposure with Ilford film

I typically do 5 or 6 minute long exposure with digital. With film, technical specs usually go up to 2 minutes. Is the formula available for computing longer exposure?
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2answers
306 views

Why is there a “ring” mark in night photos?

Recently started astrophotography with a used Tokina 11-20mm f/2.8 lens purchased from the original owner. The lens is scratch free, clean, and well kept. All focus options work perfectly in manual ...
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2answers
90 views

RAW (.dng) on my Phone (OnePlus 5) vs on Picasa 3 (Noisy)

I recently took a long exposure shot of the sky at night on my OnePlus 5. The RAW image when viewed on phone turned out to be great, pitch black sky and white-red-blue stars! Pretty excited, I decided ...
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3answers
2k views

Why did my ND filter produce washed out exposures?

So I bought a set of (pretty cheap) ND filters a couple of years ago and took them on holiday to Canada with me last year. I managed to get a couple of OK shots but most of them looked something like ...
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1answer
71 views

Adapter for Zeiss 80mm planar (with Hassalblad 500)

I'd like to do IR photography as well as long exposure with my Hassie. I just both the Lee filter adapter and the Hoya 72mm IR. However, they do not fit the Zeiss lens. Do I need a different thread?
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1answer
108 views

Cheaper alternative to OEM hoods for long exposure filters

I've got several Lee filters with holder by the manufacturer. I'm looking for a hood, but the one sold by Lee is very expensive. Did anybody find a cheaper alternative?
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1answer
143 views

Strange light leak in long exposure

I'm not sure why, but I'm getting, at times, images like the one below, while doing long exposure with the 15 big stopper. I had this problem today for the first time, and not with all pictures. ...
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2answers
308 views

How many stops should I compensate for with SFX200 and Hoya R72 Filter?

I recently bought both the SFX200 infrared film as well as the Hoya R72 IR filter. I searched online and I'm a bit confused about exposure compensation. With the combination above, how many ...
3
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1answer
221 views

What is a tracked and un-tracked image? I can't find anything about it.

I've been trying to figure out from seeing an Instagram photo where the guy made a long exposure shot combining the stars and the crashing waves into one and I can't understand how he did it. He said ...
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1answer
255 views

Long exposure and IR with Hasselblad 500cm

I have two basic questions about the Hasselblad 500cm since I could not find an answer elsewhere. Which remote cable release (possibly brand/model number) can hold the shutter down, for very long ...
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1answer
3k views

Can I stack ND Filter and Polarizer together?

I've seen some images of long exposure photography with a polarizing filter. I was wondering if I could use an ND and a polarizer together. Will the polarizer have the same effect? Will the image ...
5
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1answer
136 views

Object in night sky long exposure

I took this long exposure of the night sky with my phone, the exposure lasted for 5 minutes. After seeing it, I saw this weird streak going across the photo. I compared it to other long exposures on ...
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3answers
244 views

Reasonable setup for ultra long exposure for this kind of photo using Nikon D750

I'm using Nikon D750, and intend to take a ultra long exposure picture such as this (by Michael Kenna). What's is the reasonable shutter speed and aperture for that? If I use shutter speed 2 hr what ...
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2answers
129 views

What is difference between daily life photography and street photography? [closed]

This photo taken by me in Al-Hussain street in Cairo , Egypt
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1answer
91 views

How does shutter work on Canon EOS 5 film camera? Will long exposure drain the battery?

I've read somewhere that mirror is held up by some electromagnetic mechanism, and hence will drain the battery quickly when using long exposure. Is that true? It was also suggested to press shutter ...
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2answers
343 views

Why is my 2 second long exposure shot overexposed?

I have the Olympus PEN Lite E-PL5 and I’m kind of getting frustrated because whenever I try to do a long exposure shot it’s always blown out. I put the ISO to 200 because that’s the lowest I can go, ...
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7answers
8k views

What are the reasons for not taking super long exposures (hours) in astrophotography?

I am doing some research to get into astrophotography. Most of tutorials recommend taking multiple exposures and then stacking them. That makes me wonder: provided that the camera is on a tracking ...
2
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1answer
117 views

Why I'm not getting the 'trails' of the shutter drag photos?

I recently tried to do some shutter drag photography. I'm limited to the first curtain sync only, and it's not possible to use an external flash since it's a compact camera, or to trigger a flash ...
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3answers
780 views

How to remove hot pixels with a dark frame?

I took some photos at night and I didn't have long exposure noise reduction on. My photo has quite a few hot pixels, here's a 100% crop of a part of the sky: Since long exposure noise reduction is ...
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0answers
47 views

Strange fringe pattern on long exposure photo [duplicate]

While compositing a series of long exposure images, I noticed this strange fringe-like pattern getting brighter at each layer blended in "lighten" mode. It features a circle and a cross in the middle ...
3
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2answers
239 views

Agfa Vista 400 reciprocity failure

I would like to take long exposures with the Agfa vista 400, but I do not know how to calculate for the additional exposure time needed to compensate for reciprocity failure. I have also looked up the ...
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1answer
101 views

At which shutter speeds does the Long Exposure Noise Reduction make sense to use?

There is Long Exposure Noise Reduction function on Canon cameras that supposedly reduces the noise during long exposures. However it's not clear to me at which exposure lengths is the function most ...
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1answer
83 views

How can I interrupt a long exposure on a Canon camera?

Let's say I've started a 30-second exposure and I would like to interrupt it. What is the recommended way of doing so? Opening the battery compartment or the memory card compartment does work, but I'm ...
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1answer
224 views

How does in camera dark frame noise reduction work?

There are several questions and a tag relating to what it is but I can't find much relating to how it is actually done in camera anywhere. The internet reveals many "how to" pages for doing the ...
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3answers
249 views

What should I look for in a camera for shooting in bulb mode for astrophotography?

I am interested in astrophography and I would like to learn and experiment with long exposure. I have been looking around for some dslr cameras but I can't find much information about bulb mode for ...
3
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2answers
127 views

Why does my intervalometer fire only once and then display 99:59:59?

I have a JCC Intervalometer with a problem! Bulb setting set to 2 minutes, interval 1 sec., number of shots 15. Actually, the numbers do not matter. When the unit gets through the first exposure time,...
2
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2answers
355 views

use of nd filter in long exposure(in hours) film photography

do i really need a 10 stop nd filter if I want to do long exposure film photography like for 1 to 4 hour in the pitch dark how can one decide if he needs a nd filter or not in various situations ...
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0answers
1k views

Why does my Sony a6000 take so long to process long exposure shots? [duplicate]

I take a lot of long time exposures in my Sony a6000. I've noticed that the camera takes about the same time to process an image as to acquire it, so a 5 minute exposure will take an additional 5 ...
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2answers
195 views

When stacking filters, how much larger than the lens thread diameter should they be to avoid vignetting?

I want to do long exposure photography but I am not willing to shell the dollars for a good 100mm filter kit. I am now considering a cheaper solution using circular filters. I want to be able to ...