Before the rush

Before the rush
by evan-pak

Submit your Photo
Hall of Fame

Please participate in Meta
and help us grow.

Exposure is the total amount of light allowed to fall on a sensor or film during the taking of a photograph. This is determined by the exposure time (shutter speed) and amount of light admitted (lens aperture). Today, sensor/film sensitivity (ISO speed) is often also considered to be part of ...

learn more… | top users | synonyms

5
votes
1answer
353 views

Why am I am seeing rings (banding) instead of smooth graduation in my sunrise pictures?

Below is a screen capture crop from Potoshop of an unaltered raw photo from my full frame Canon 6D taken with the new Canon 16-35 f4 L at 16mm, ISO 100, f22. I am seeing rings where I am expecting a ...
1
vote
1answer
80 views

How to shoot the sequence of adjusted exposures wanted for a ColorChecker?

I'm trying to shoot a sequence of photos needed for calibration. As instructed, I'm in manual mode, with fixed ISO 100 (camera dafault), and other values read from the lightmeter ... and now: Can you ...
114
votes
7answers
33k views

What is the “exposure triangle”?

What is the exposure triangle? How do the "sides" affect my photographs?
0
votes
3answers
55 views

What flash power would I need from 2 units, when shooting at f13 and 1/200s ISO100?

Could someone be so kind as to help me figure out the flash strength I would need for this? Settings: D3200, Sigma 70mm Macro. YN560 III & YN560 IV, triggered by the 560-TX. F13, 1/200s and ...
1
vote
1answer
70 views

Exposure level indicator in the top panel not showing correct exposure on Canon 7DMKII

The exposure level indicator on the LCD monitor in the back of the camera is working as it should. The problem is that the exposure level indicator on the LCD panel on the top of the camera is always ...
3
votes
2answers
388 views

Is E-TTL Universal?

Are high-end, high-power studio strobes (i.e., Profoto) integrated into the E-TTL flash exposure system? Do they have the manual settings option?
6
votes
6answers
50k views

What settings should I use when growing out of auto modes for indoor photography?

I am very new to DSLRs. I have an entry-level Canon with the 18-55mm kit lens, and I can use auto modes. Now, I have some indoor photography I need to do for work, and thought to use this opportunity ...
0
votes
2answers
61 views

Help with Long exposure

I am relatively new to this so I will appreciate all responses. I went to shoot a long exposure shot with my Nikon D70s. I had it set on bulb mode and f8. Yet when I go back to see the picture. It is ...
2
votes
1answer
134 views

How much exposure (in lux second) required for camera to yield middle gray image?

As I know, for any lighting condition, there is a recommended/indicated/correct exposure value for the camera to render the object as middle gray. The indicated exposure value can be calculated from ...
0
votes
3answers
1k views

Why is my Canon 7D light sensor under-sensitive?

It seems the light meter indicator in the viewfinder on my Canon 7D underestimates how bright the picture will be. This makes for overexposed photos whenever I use anything other than full manual mode,...
5
votes
3answers
64 views

Should I let the lab pull overexposed color negative or leave it overexposed

I shot a roll of expired Fuji Superia 200 at 100 ISO. Effectively overexposing it by one stop. Should I ask the lab to pull it or just leave it overexposed? Why I'm asking, is because I understand ...
2
votes
1answer
39 views

Why do I get a light halo only on sunny exposures using my FED 2?

I recently bought a FED 2 and I got some weird results from my test roll. I've been taking pics in various conditions (inside and outside) and I do get a light halo on sunny outside pics (see below on ...
5
votes
5answers
6k views

What's the difference between exposure and shutter speed?

Is there a difference between exposure and shutter speed, or are the terms interchangeable? I read that "If you use a quick shutter speed, you can just raise the exposure to compensate." Is this ...
1
vote
4answers
139 views

Why is ISO counted as part of the exposure triangle?

My understanding of ISO is that it is electronic gain from recorded light in a sensor, ie it doesn't actually change the sensitivity of the sensor (because that is dictated by the quantum efficiency ...
1
vote
2answers
102 views

Does crop factor affect exposure time?

I'm confused on this, even after researching: Given 2 cameras- one full frame with 50mm lens, one Micro Four Thirds (2x crop factor) with 25mm lens, let's pretend the cameras are beside each other, ...
2
votes
4answers
41 views

Can prints be adjusted to better suit lighting conditions?

I've been taking pictures for a couple years now, but have only recently begun to print my work. I have this one print. It looks great on my monitor (color calibrated), and, when I picked it up at ...
0
votes
2answers
250 views

How to set correct exposure in low light condition

Does anyone know how to set correct exposure in low light? I saw lot of recommendations in internet (open aperture,...), but i still can't get the correct exposure for some specific situations. For ...
0
votes
3answers
5k views

Why is exposure meter reading not changing in Manual mode?

I own a Nikon D90. I am new to exposure setting. In Manual mode, I could see the exposure meter changing towards right of zero and towards left of zero informing about under exposure and over ...
12
votes
3answers
2k views

What is sync speed?

When referring to flash exposure, what does "max sync speed" mean?
1
vote
8answers
4k views

What could cause severe under-exposure when using a Canon 5D Mark III with Speedlite 600EX-RT with Evaluative E-TTL2 metering?

I recently purchased a Speedlite 600EX-RT for use with my 5D Mark III. I'm shooting with a 17-40 f4/L lens. Particularly when using the flash in the standard forward position, I get extremely severe ...
3
votes
3answers
168 views

Is TTL flash really useful when using off-camera flash?

I have a Canon 700d and a 430EXIII flash. Recently I have been experimenting with off-camera flash. I was really surprised to see e-ttl ii available even when using off-camera flash (via the pop-up ...
0
votes
0answers
37 views

Is the Live View ISO setting only effecive for capturing a picture?

I put the Live View on tripod mode and in Live View by pressing the OK button, I can change the exposure value. But obviously in different light intensities, the EV changes automatically. I have the ...
2
votes
0answers
57 views

Inaccurate Exposure Indicator

I own two Nikon D7100's, and right now the exposure indicators are 'off' for both of them. They display a level of exposure, but it's not accurate. For instance, shooting in manual, with a 18-105mm DX ...
1
vote
4answers
116 views

Isn't the exposure meter scale shorter than the permissible range of EC?

I have a Nikon D5300. Yesterday, when I was fiddling with the camera, I noticed that the permissible range of exposure compensation is [-5.0,+5.0] while the exposure/light meter is calibrated from [-2....
4
votes
4answers
5k views

Why are my Nikon D5100 M Mode (Manual) settings reset for every shot whilst the camera pointing to the same object?

I've just noticed that whilst shooting with my D5100 using M mode settings reset after each shot. Say, the camera is on a tripod pointing to an object. I've balanced out the exposure to a 0, aperture ...
0
votes
3answers
104 views

How can I automatically get a (approximate) Lux value from overexposed and underexposed pictures?

As you will soon understand, I am not a photographer. For research in a completely different field, I am interested in estimating, even with a large approximation, the brightness of the environment in ...
1
vote
1answer
70 views

Do I have to be in focus to get the exposure right?

One technique I have learned recently to read the exposure correctly is that they first go very close to the subject's face to fill the frame mostly with her face, then they set the exposure. Then ...
0
votes
3answers
52 views

Is there a difference in image when using a two different combinations of exposure time and diaphragm? [duplicate]

My camera, aimed at a motionless object, is mounted on a tripod. Do I get a different image by changing exposure time and the diaphragm in such a way that the total amount of light coming in stays the ...
57
votes
5answers
26k views

Tips for landscape+stars photography?

I'm leaving for holidays tomorrow, and there's a good chance that I'll be able to be by night on a field with no artificial light around, and no moon in the sky. I'd love to take some picture of the ...
4
votes
2answers
120 views

Calculating exposure pre-light meter era

i watched a video on pray pixel about a street photographer with a Leica film camera. So I read a bit about the mechanical Leica, and it said there was no built in light meter. Hailing from the DSLR ...
3
votes
4answers
337 views

What's the cost of adjusting exposure of a RAW picture in post-process?

I wonder that if I increase the exposure of a RAW in some software, say, Lightroom, what do I lose in the image. I know that this is related to how is increase of exposure achieved, here in a few ...
0
votes
4answers
101 views

Can cameras set exposure in more precise increments than third stops in automatic exposure mode?

If I shoot in manual I set the exposure to the nearest 1/3 stop. If I use one of the automatic modes does the camera do the same thing or can it set the dependent variable to a resolution finer than 1/...
0
votes
2answers
63 views

How much light do I need for my RX10-II at 1000 fps?

I know the video mode is taking a frame "approximately" 1/1000s long, the aperture opens up to f/2.8, and the Auto ISO will select within the camera's range, 64-12800, so how much light (in the studio)...
0
votes
1answer
67 views

How can I maximizing dynamic range without postprocessing?

How can I maximize the amount of detail captured in both dark and light objects in the same photo? I don't have the option of post-processing, so "traditional" HDR is not possible. If I reduce ...
2
votes
3answers
720 views

How do I know how much light will be needed for a given film speed, shutter speed, and aperture?

For a given film type, shutter speed and aperture, how do I calculate the light needed to get a good exposure? For example, if I use a f/8 aperture, an exposure time of 100 ms and a ISO 800-film (...
1
vote
2answers
452 views

Why isn't live view on my D3200 matching the exposure I've set manually?

I have a Nikon D3200 and it was working perfectly in manual mode. I used the live view mode and it previously showed the scene in the way that picture was supposed to be taken. I accidentally reset ...
1
vote
1answer
69 views

How do I develop a 400 ASA B&W film that was exposed at 200 ASA?

I've accidentally exposed two 400 ASA B&W films at 200 ASA. One I developed like a 400 and the negative has come out very under exposed. Any advice on how I can salvage the other one? Thanks
0
votes
2answers
79 views

Higher ISO or negative EV to capture action during wild life shooting at low light?

Early morning light..low contrast scene..hand held 7D-II with 300 IS II f4 lens. A big dark cat is climbing down a tree super fast. I had increased EV by 1/3 and had to jump up ISO to 5000 to get a ...
0
votes
1answer
146 views

Separating images from one multiple exposure image on Nikon camera

By mistake, I have images that have dual exposures superimposed in Nikon RAW format. These exposures were 2 seconds apart, so, it needs to be separated. Is there any way to separate these exposures ...
7
votes
4answers
323 views

Why does holding the focus and recomposing also affect the brightness of my photo?

Let's say I try to take a picture of the following scene: a nice, blue river on the bottom and a solid, grey building in the middle. It is a sunny day and I am in a large distance, so both "objects" ...
1
vote
3answers
81 views

When to use exposure delay?

I recently found an option "Exposure delay" to minimize vibration. But is it necessary to use when you have VR on the lens? And does it do anything "extra/meaningful" by using both the VR and Exposure ...
4
votes
2answers
89 views

What factors affect the dynamic range of a sensor?

I understand what dynamic range is, but I'm interested in what it is that allows different sensors to have increased dynamic range over other sensors. For example, the classic explanation of a sensor ...
2
votes
2answers
125 views

What is the right way to blend multiple exposure real estate images?

I have stacked 3 exposures of the same shot in Photoshop to fuse it manually, so that I can make a better HDR image of the scene. But I am not quite sure whether I am following the right method for ...
3
votes
3answers
155 views

Why does it look like nothing is on my developed film?

i've recently bought Canon AL-1 with macro lens 35-70. I used some cheap kodak film, with ISO 400. Yesterday I went to some photography studio so they would scan my 35mm film. But when I got it back ...
5
votes
2answers
324 views

What's the difference between “exposure level indicator” and “exposure setting meter” in the Canon EOS 1DX Mark II viewfinder?

I have been looking at the manual for the latest Canon 1DX Mark II camera. I am confused about one aspect of the viewfinder. On right side of the viewfinder is the Exposure level indicator(...
2
votes
1answer
90 views

Tips for proper exposure using center-weighted metering

I have a Nikon FM3a, which only has center-weighted metering. I know the zone system, and I know how to use a spot meter, but I am not sure how to use the center-weighted meter. It's easy to use a ...
0
votes
1answer
121 views

Does Av mode apply any in-camera software push-pull (Canon 6D)?

I test-shot frames in Manual VS Av mode with identical aperture/shutter speed/ISO, settings and lighting, and I noticed that some frames in Av are sometimes over or underexposed compared to those in ...
18
votes
7answers
860 views

Why do cameras use a single exposure rather than integrating across many very quick reads?

I have never understood why cameras need a shutter with a specific speed and why this cannot be adjusted in postprocessing. I think that present sensor works in an integral way: they save the amount ...
-1
votes
4answers
2k views

Why is my D3300 taking dull, over exposed pics?

Hi everyone, I am a doctor who has been recently introduced to the wonderful art of photography. My first camera was a Sony Nex 5r with 16-50 kit lens and I had a gala time with it. I ...
0
votes
4answers
243 views

Why doesn't the f-stop on my D7100 change when I hold +/- and change the dial in manual mode?

On my Nikon D7100, the f/stop will not go down from 14 when I hold down the +/- button and turn dial. All I get is a little number below but the photos do not change exposure when I change this number....