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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 ...

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-1
votes
4answers
45 views

Nikon D3S - Controlling CMOS image acquisition time

Is there a way to achieve the following sequence? open the shutter, wait until it is fully settled in open position, clear the CMOS sensor (remove accumulated charge), start collecting photons, ...
7
votes
2answers
309 views

What are the advantages of additional exposures between outer brackets of an HDR stack?

Firstly, I understand the idea behind HDR photography so I'm not looking for an explanation of HDR. What I'm interested in is the large number of exposures often used to capture a scene with high ...
1
vote
1answer
71 views

Can't duplicate Auto results in M, Tv, and Av Canon 70D

I've been a an amateur photographer for several years. I understand the technical side and enjoy explaining it to others. But...with my 70d, which I've owned for over a year, when I take an indoor ...
0
votes
2answers
69 views

When to use the LV formula?

EV = log2(f^2/T) LV = EV + log2(ISO/100) Question is to those that this is already clear. It is not a math question, it is a photography question about using Light Value. My puzzlement is ...
4
votes
3answers
522 views

How does software exposure compensation work in RAW files?

When shooting with RAW files, it is possible to tune the exposure and white balance using software, which is not possible when shooting with JPEG. But I have a stupid question: when you are shooting ...
2
votes
1answer
67 views

How do I get actual (vs. reported) Bulb mode exposure times on my Canon 1200D?

When shooting in Bulb mode using my Canon 1200D, I've noticed that the metadata appears to only contain 1" increments for the exposure time. For example, regardless of whether I hold the exposure ...
1
vote
2answers
120 views

What could cause very underexposed photos in daylight?

I just recently started toying with the manual mode on my Canon 70D. Everything was working fine for a few shots, then all of a sudden my newer shots all appear darker under the same settings. The ...
2
votes
4answers
449 views

Does a full frame lens require more light on a crop body?

When using a full frame lens on a crop body, does the lens require more light? If I use an f/2.8 full frame lens on a crop body, does it become an f/4.2 (*1.5)?
3
votes
1answer
43 views

When to overexpose, underexpose, use standard and/or pushed development time in film?

I've some confusion when metering & developing for film. I've learned that it is preferred to overexpose a negative film, e.g. ISO400 film and use as ISO200 film, and develop using standard ...
12
votes
6answers
2k views

Could a “universal exposure” setting be practically possible?

Not sure how uneducated this question is, but I'm interested in learning, so thanks in advance for your indulgence. Film physically changes over the period of time it's exposed. A digital sensor, ...
1
vote
2answers
78 views

How do I get correct exposure for long shutter times in bulb mode?

How do I take a very long exposure shot from EOS M? I see when i reduce the shutter speed to bulb setting, i see the picture is completely over exposed.
7
votes
3answers
181 views

Editing photos for this “milky” and “twinkly,” vivid but nostalgic effect?

I can't really find questions about this style of photography I see a lot, anywhere on the Internet, but I think it's very beautiful and enchanting. It seems both vivid and faded at the same time (at ...
2
votes
1answer
91 views

Why don't the Shutter Speed, Exposure Time, Lens Aperture, and F-Number metadata values from my camera make sense?

I was just looking at some digital image properties, and it did not seem to make sense. Shutter Speed: 1/16 sec. Exposure Time: 1/11 sec. Lens Aperture: F/1 F-Number: 2.8 I would have thought that ...
-3
votes
2answers
54 views

How do I set the exposure manually on a Nikon D5100?

I bought a year ago a Nikon D5100, but there is still one thing I don't know about it : how do I set my exposure manually? I can set it with the AE button, but is there a way to set it manually, I ...
4
votes
4answers
303 views

What is the relationship between ISO, aperture, and shutter speed?

I know digital cameras have ISO options, and that ISO is the camera's sensitivity to light, but if you set higher ISO then you can get a noisy image. I also know there are two other camera options, ...
2
votes
1answer
58 views

If I want to get the effect of overexposure from pushed black and white film, do I add even more time in developing?

In color negative film, it is common to half-rate the marked ISO, e.g. ISO400 config as 200 to cheat the camera to overexpose by one stop. B&W Film such as Tri-X 400, it is common to push the ISO ...
0
votes
3answers
61 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 ...
0
votes
4answers
72 views

Indoor photos with flash often overexposed?

I've had an NX1000 for more or less one year now, and I use it mainly to shoot landscapes and outside things. I wanted to shoot some people recently, and I had to use flash. And then things got weird. ...
1
vote
4answers
121 views

Why do lightbulbs look too bright in my photos?

Lightbulbs used to appear fine in my photos- you can still see the outline of the bulbs and the brightness of the bulbs is just fine. Now, they appear too bright as if they exploded. What seems to be ...
1
vote
4answers
636 views

Why does this happen: objects which are surrounded by brighter objects appear darker?

Objects surrounded by a brighter area appear darker, and if the brightness of the area increases further, then the objects appear even darker? An ex: Sun spots appear black. I observed the following ...
-2
votes
3answers
87 views

Is there a safe way to avoid both blur and underexposure when shooting “street”? [closed]

When we are shooting in the street, what are the preferable camera settings? Of course it depends on light, but is there any safe way to get right image avoiding blur, dark images, etc.?
0
votes
2answers
113 views

Why do I get inconsistent results with Canon ETTL flash?

When using any flash I have ever bought on whatever camera I ever had I get inconsistent results. So I am assuming it is my lack of knowledge. I am now using the canon 6d and a 600ex-rt flash on ...
2
votes
3answers
118 views

Why is my HDR image oversaturated and look negative inverse in highlight areas?

I wanted a photograph of Times Square. It was my first time using HDR. So, I took into consideration about exposure compensation for an even exposure. I set my camera with mirror lock-up, and self ...
3
votes
2answers
240 views

How could I achieve this soft-but-powerful-glow effect in post-processing?

I love images like this (in this case, a film still) in which bright light is radiating out and sort of catching different points, even in a shadowy room – almost like it's trying to spill over. I ...
1
vote
1answer
77 views

Long Exposure at night [duplicate]

Im amateur photographer, just got my first DSLR camera (Nikon D3300), I was wondering how to shoot car trail light at night. Thanks!
1
vote
2answers
97 views

How can I shoot in a semi-dark room without very long shutter speeds?

I took a photo in a darkish room. It was in the middle of a cloudy day, but curtains were over the windows, so inside the room it was dark, yet you could see everything. I set aperture priority ...
2
votes
3answers
387 views

Which SS/F-stop table is the correct one?

While reading a book that was recognized as a good one by many readers, I found the following table: This means that any of these settings would each result in the same amount of light hitting the ...
2
votes
2answers
218 views

How do I control exposure in aperture priority mode?

I am a beginner, shooting in aperture priority mode. So I set the aperture I want for the scenery. Next thing is: how to control the exposure? I guess camera calculates everything else? I can ...
0
votes
3answers
84 views

Why does my camera give a very different reading from my lightmeter?

I'm new to digital photography. I start shooting in aperture priority mode, unless some situation require some shutter speed attention. Both ISO and SS is calculated by camera. I am looking at some ...
0
votes
0answers
26 views

Taking photo with big contrasts and over-exposing? [duplicate]

I took this photo: The problem is that the center of the image is overexposed. Now, I was using f/5.6 as it works nice, focus is at the bench area, ISO is 200 because it was very bright, but cloudy ...
9
votes
2answers
608 views

How do the 11+ stops of dynamic range from a modern DSLR fit into the 10 stops of the zone system?

Adams's Zone System uses 10 zones with the first zone being pure white and the last zone being pure black. The distance between each zone is one stop / 1EV, so if you place a black tone at zone 0 and ...
0
votes
0answers
62 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 ...
14
votes
2answers
1k views

How can I take a photo of a dark bar with a bright sign?

I took an image of a dark bar with a bright sign at night using auto mode: ISO 1250 | 1/60s | f/2 What I actually wanted is to be able to read the sign in the background. On this image it is ...
0
votes
4answers
73 views

Dark image under shade and sunlight

I am beginner and trying to learn photography. I am having a hard time clicking pictures outside. Some time they come out really well when I am in full sun and light is falling on my subject but in ...
3
votes
3answers
278 views

Why is actual exposure changing as I go from one extreme to the other in aperture priority mode?

I just got my first DSLR, Nikon D5200 and after reading various tutorials and understanding basics of Exposure Triangle, I was out for testing my knowledge to get a practical view of how things get ...
1
vote
1answer
128 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 ...
2
votes
1answer
140 views

What is “brightness value” in Lightroom?

Lightroom shows me a "brightness value" for each of my photos: I notice that it's negative for night photography and positive for daytime photos, but I don't know how it's computed. Is it the ...
6
votes
5answers
236 views

Do the clipping indicators in Lightroom show that the value is at the maximum, or beyond?

The clipping indicators in Lightroom show when a channel or all channels are clipping in either the shadows or the highlights, but I've seen them used in two ways: Use them as an indicator of when ...
2
votes
2answers
90 views

How can I see the true, non-adaptive histogram for my photograph? [duplicate]

Given that both Lightroom and (as far as I know) Photoshop use adaptive histograms, is there any way to look at my photos using a true histogram? By true I mean showing a true distribution of ...
4
votes
1answer
115 views

Auto button in Lightroom - can I adjust its default behaviour?

I am wondering if there is a way to change the default 'auto' adjustment button behaviour in Lightroom. When I switch to Develop view, on an imported image, I often click the Auto adjustment button ...
1
vote
2answers
192 views

My DSLR always says “subject is too dark” — how can I get started with night photography?

I'm a real beginner at photography, but over this past year I've been trying to teach myself little tricks here and there. Currently I want to start trying out night photography. However, despite ...
1
vote
1answer
74 views

Why are details lost when dynamic range is high?

I have read in many blogs and forums that when we have a larger dynamic range, we may lose details. Of course, I have experienced completely white areas in taking photos with bright sky. As far as I ...
14
votes
5answers
1k views

What exposure was used for successful pictures of the “blood moon”?

The moon in total eclipse is very dark, I discovered. My crop-sensor camera and f/5.6 lens was not up to it. I saw some "cherry red" photos in feeds, but without technical details. I used 1/125 ...
0
votes
2answers
98 views

I must teach someone how a dSLR works at work. Where can I find an animation for this? [closed]

I must teach someone how a dSLR works at work. So YouTube, Vimeo and, generally, videos are banned. My 'apprentice' is smart, however I feel that he needs an animation with a 'transparent' (CGI) dSLR ...
3
votes
2answers
85 views

How to shoot bright purple lights against an overall dark scene?

I've recently shot the following photo (f/8, 4.0 s., ISO 100): In post-processing, it appeared that: The magenta channel was practically blown out, and I had a choice to either reduce/desaturate ...
1
vote
0answers
109 views

Why are all my Canon T3 photos coming out dark or black? [closed]

I have a Canon T3/1100D and my photos are dark or black on full auto mode. My flash does not seem to function even when I'm in low lighting.
2
votes
4answers
205 views

Why did exposing for the highlights and raising shadows in Adobe Camera Raw result in so much noise?

I'm wondering why this picture is so grainy. It was shot at f16, 1/125 seconds, with an ISO of 100. I underexposed it to maintain the highlights in the sky but that is what I always do, and it ...
1
vote
2answers
73 views

In my Canon t5, how much can I bring up the ISO without getting unacceptable noise? [closed]

Would you feel comfortable at 3200? Or maybe at 1600?
2
votes
4answers
294 views

Why are all my photos overexposed?

I've started to get this problem recently. I have a mirrorless Samsung NX1000. The problem is that my photos are overexposed, especially photos taken outside. I have to use an exposure compensation of ...
2
votes
4answers
256 views

How many exposure stops can I “recover” from a RAW file?

I shoot RAW because the Pros say "shoot RAW". I also shoot bracketed because in a lot of situations (landscape for instance) I can blend them and expose both the terrain and sky correctly. But my ...