Butterfly

by Rodrigo

submit your photo


Hall of Fame
View past winners from this year

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

2
votes
1answer
92 views

Inconsistent exposure with same settings--why?

I have a Nikon D7100. I fired off a burst of shots at 6 fps at a static outdoor scene, all shots using the same settings: 1/125 s, f/7.1, ISO 100. Some of the shots are clearly darker, some are ...
4
votes
3answers
203 views

Canon EOS700D Flash: Why are exposure times different in modes P and Av if all settings are “equal”

Yesterday I ran a little test with my Canon EOS700D's built in flash in both P and Av modes. I had the camera set up with no flash exposure compensation. I took a test photo in mode P and it looked ...
1
vote
1answer
90 views

Can I take multiple exposure shots with my Canon 600D?

Can I take multiple exposure shots with my 600D? If not, how I can achieve the same effect?
0
votes
0answers
30 views

How to understand a quote for the correct exposure when shooting ColorChecker?

The problem concerns the examination of the correct exposure photographing a colorchecker... Manual mode, fixed ISO 100 (camera dafault), other values read from the lightmeter ... and now: Can you ...
1
vote
3answers
147 views

How can I shoot with a fast aperture in sunlight?

I have Nikon D7000 with 50 mm lens and like to shoot my family with 1.8 aperture. But, in sunlight it looks so bright. I am a beginner and had try to increase the shutter speed in manual but it's ...
2
votes
3answers
129 views

Nikon d5100 producing extremely underexposed images

I have a most vexing problem. I have a Nikon d5100 (roughly a year old) which up until two days ago handled exposure and metering just fine. However, at night, in a well lit room (florescent bulbs) ...
6
votes
1answer
351 views

Why doesn't exposure change when changing focal length?

With a Canon 550D camera and a Tamron 18-270 mm zoom lens, I tried to fix shutter time, aperture (f/8.0 to cover all zoom range), and ISO, so the exposure meter read 0.0 with 18 mm focal length and ...
5
votes
1answer
198 views

Is it normal for Nikon DSLR viewfinder and live view shutter speeds to differ?

I have a Nikon D600 set up on a tripod in a room with decent light. I've tried using 2 different lenses & when I switch from the viewfinder to live view, and vice versa, the shutter speed is ...
2
votes
1answer
69 views

What does Exposure Bias 12/6 EV mean?

is this the same as EV +2? which is two steps from 'normal exposure'. It was taken from the information on a photo I saw taken with a Nikon
6
votes
2answers
265 views

What Is The Scale Of The Y Axis of The Histogram in Lightroom / ACR?

I understand the concept of histograms. I understand that the x-axis represents the luminosity range from min to max for either all channels or RGB individually, and I understand that the y-axis ...
0
votes
2answers
52 views

Lightroom/ACR Histogram Shape

If I open a raw file in ACR or Lightroom and move the exposure slider, why does the shape of the histogram change? If all I'm doing is changing the exposure, I would expect the shape itself to remain ...
2
votes
1answer
61 views

Does an already set (or not yet risen) moon still wash out stars?

If there's a decently sized moon (say, 50% visibility or more) but you still have a few hours of time before moonrise/after moonset, will the moon still wash out stars the same as if it were visible ...
13
votes
6answers
2k views

Could I have taken this landscape shot better with my P&S, or do I need a better camera?

So I recently came back from Australia, I took my Panasonic TZ40 P&S camera, supposedly one of the best all-round compact cameras. I took quite a few photos at the Blue Mountains, and I compared ...
1
vote
3answers
330 views

700D how to blink on over-exposure?

How can I blink pixels that are over-exposured, on my brand new Canon 700D? I just can't find the setting for this.
0
votes
2answers
131 views

How to calculate camera settings for a family group portrait with a film camera and flash?

I'm shooting film 200 ASA.,, Three rows of family members in front of a large white lit xmas tree, with flash. Distance from first row approx.15ft. Where should the focus on the group be? What would ...
2
votes
2answers
235 views

Which lens for a milky way photo

I have a Nikon D7000 and don't know whether my 50mm 1.4 or 17-55m 2.8 lens would be better. I was automatically going to go with the 50mm lens, but then I was reading up on how I can use a longer ...
11
votes
5answers
2k views

What camera settings would make shooting easy in a darkish church?

I tried to take photographs in a church that was bright enough for human eyes, but I quickly realized the camera couldn't take it. Failing to anticipate this, I didn't bring a tripod. Since I don't ...
3
votes
2answers
174 views

Can I reproduce a photo taken with a larger sensor by converting camera settings to their equivalents?

I was going through Flickr looking at photos taken with a Canon SL1 and came across a cityscape photo taken at night with a very dark sky. The photo is beautiful. Using the kit lens, the settings ...
3
votes
1answer
149 views

Why are gray cards, and not red or other colour, used for camera metering?

And how different is 18% gray from 18% red? I was thinking about the properties of light and spectrum to better understand the camera metering mode. 18% means approx 1 out of 5 photons will be ...
0
votes
1answer
121 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 ...
6
votes
1answer
949 views

How to judge the difference between the real photo and what you see in LCD? [duplicate]

I'm interested in night sky photography. I most of the time travel for taking photos. But I got a terrible problem. At dark nights I have to decrease the LCD's brightness to not bother my eyes. When I ...
0
votes
1answer
153 views

Nikon Lens - Stopping down causes over exposure in Aperture Priority mode

I just got a used Nikon 300mm f/4 AF (the older, non-AF-S version), and unmounted, when set to f/4, the aperture blades are still slightly visible (you can push the aperture lever on the lens a bit to ...
2
votes
1answer
223 views

Does the Canon 6D do focus-point spot metering or center spot metering?

In my previous, old cameras, the "spot metering" is in the center of the frame, no matter what. I'm hoping the Canon 6d spot metering is centered around the focus point, not the frame.
1
vote
2answers
168 views

How do I tell if an image is exposed correctly when I can't trust the LCD? [duplicate]

I used exposure compensation when I take my shots and adjust it whenever it needs adjustments. Most of the time I shoot using Manual mode. My problem is, when I'm out on a sunny day I can't judge ...
0
votes
3answers
110 views

How many stops are there between 1/4000 and 1" shutter speeds [duplicate]

I've taken a series of photos as a bracketed HDR, starting at 1/4000th of a second going up to 1 second. How many stops are there between those? How would you be able to tell? The aperture and ISO do ...
1
vote
3answers
174 views

How to shoot/capture the droplets of water being sprayed through a spray bottle

I am trying to capture the droplets of water while being sprayed on a subject through a spray bottle. What I mean here is - when I am spraying the water on my subject, I want to capture the droplets ...
2
votes
2answers
166 views

Does it make sense to “Expose to the Right” except at base ISO?

I have read in a number of places that exposing to the right (ETTR) only makes sense at your camera's base ISO, with the justification being that if you are boosting the gain in camera (by raising the ...
2
votes
1answer
50 views

Can a detached rewind crank on a Superheadz UWS leave my film accidentally exposed?

I'm using a Superheadz UWS toy film camera. After loading the film and closing the backdoor, I went out and took a test shot. All of a sudden I noticed that the film rewind crank part was detached ...
0
votes
1answer
61 views

What's the best workflow for shooting stationary objects in a makeshift studio?

I have bought the following kit to shoot my portfolio which consists of mostly books and posters: Super White Background + 2 strobes 100 watts each with softboxes ...
0
votes
3answers
224 views

Dynamic range of Sony RX-100

attached you will find two photos I have taken, exposure manually. I have taken these with a Sony RX-100 and as you can see the sky is overexposed while the landscape is exposed "alright". I was ...
1
vote
4answers
490 views

How to make camera LCD show true RAW data in JPG preview and histogram?

With Canon 650D (and presumably all the other Canon), I noticed that the picture style and full JPG processing is used to generate a review JPEG which is what the camera actually reads when reviewing ...
1
vote
4answers
294 views

Why does crop factor apply with APS-C lenses, and why aren't these brighter than FF ones at same aperture?

I know that the image circle of FF-lenses is bigger than it needs to be on APS-C sensors, thus the FOV spears narrower. I've heard that APS-C lenses sit closer to the sensor, thus projecting a smaller ...
1
vote
2answers
130 views

Incorrect exposed images when shooting sports

When shooting sports I regularly have some incorrect exposed shots. Usually they are overexposed rather than underexposed. I thought it might be due to sticky aperture blades but after some testing I ...
0
votes
1answer
90 views

How to take high key portraits [closed]

What is the best method for achieving high-key portraits. I see them all the time of e.g. baby close-ups etc. but don't have a great deal of knowledge of how to create them. They are almost always ...
0
votes
2answers
197 views

Is it possible to take a five minute exposure with a Canon Powershot SX 160 IS?

I have a Canon Power Shot SX 160 IS. Is it possible to take a five minute exposure with this type of camera?
1
vote
1answer
145 views

Light meter calculations on micro four thirds [duplicate]

I am planning to start using a light meter for portrait photography with an Olympus OMD EM5, off camera flash and an old Canon 135mm f2 manual lens. However having read about it, I think that I will ...
1
vote
2answers
146 views

how to determine how much power to use in manual mode for external flash? [duplicate]

i recently added an sb700 to my d3200 and am unsure how to determine proper amount of power to use in photos. in another thread here on stack exchange, it was suggested that the ttl metering makes a ...
5
votes
7answers
597 views

How can I use flash with large apertures?

I get very frustrated. When I take portraits, I want to use a flash because I think they turn out better. But if I use an f-stop that is high enough to blur the background, my shutter speed only ...
0
votes
1answer
93 views

Why has my camera stopped taking pictures in low light?

I have had a Canon T1i for about 4 years now and I've noticed that it won't take pictures in low light even when I'm in manual mode. I've taken some pictures using time exposure in "bulb" and even ...
3
votes
2answers
464 views

Does the Sony A7 have a way to automatically adjust exposure parameters with a button press in M mode?

Is there a button (or custom function which could be assigned to some button) to auto-adjust exposure in Manual exposure mode on Sony Alpha 7? I am a new A7 user, and didn't find one yet. On other ...
-3
votes
1answer
130 views

What are the pros and cons of setting my camera to lock exposure on half press? [duplicate]

The Sony NEX-5R has an "AEL w/ shutter" option that Sets whether or not to fix the exposure when you press the shutter button halfway down (On/Off) (from the manual) What are the pros and ...
2
votes
5answers
807 views

why would you have a light meter chose your aperture for you?

The title of my question may seem misleading; I dont intend to ask how a proper exposure is calculated. I know the exposure triangle of iso, aperture and shutter speed. But in several articles ...
1
vote
1answer
94 views

Convert Exposure Time in seconds to a fraction

I'm writing my own software to manage my photo storage. Within the EXIF data the camera stores it's exposure time in seconds. So 1/60 is expressed as 0.0166666666666667. Sites like Flickr are ...
3
votes
3answers
104 views

Photographing luminous clothing

I was wondering how you take a photograph of luminous clothing. No reflective strips on it or anything. Just can't seem to get the colour real. It comes out washed out looking and not bright like it ...
0
votes
3answers
140 views

Grey cards and there understandings [duplicate]

Few months ago i Ordered for a Grey Card,they came in 3 numbers one card is Fully dark grey,second one is Light Grey,one is Like dull white,i read about Grey Cards and there uses for white Balance, to ...
1
vote
3answers
165 views

Measuring pixel / area relative brightness

I'm going though Michael Freeman's books on exposure. I'll take his example of a light skin portrait to illustrate my question, although there is nothing specific to that kind of pictures. The author ...
0
votes
1answer
52 views

Add Exposure Time multiple times from the same image [duplicate]

According to this question, it's possible to add the add the exposure time of multiple images. so i can take 20 pictures with a exposure time 1 second and get the same result as a image with 20 ...
0
votes
5answers
183 views

Low light photography with lens limitation

I was trying to take some pictures of the city night sky light with my Nikon D90 with its kit lens. Below are the settings I tried while taking pictures: F-Stop: 22 Mode: Manual I also tested with ...
2
votes
4answers
2k views

What ISO do I shoot Ilford Delta 3200 in?

I need to make pictures in crummy lighting conditions (inside a convention center) without much ability for external light apart from my camera flash. I ordered some Ilford Delta 3200 Black & ...
5
votes
6answers
903 views

Difference between short/long exposure for faraway objects?

Say I want to take a landscape-type photograph of some large object in the distant (focus at infinity); for instance a mountain range at the horizon, or even the moon. Suppose no closer objects appear ...