Questions tagged [brightness]

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2 votes
5 answers
233 views

Why does viewing the sun through a telescope burn your eyes?

First a disclaimer: I KNOW that viewing the sun through a telescope will burn my eyes, so no need to convince me of that. I'm not going to try it. This question is about the optics and physics of why ...
1 vote
1 answer
61 views

Brightness in viewing photos in Lightroom

When I edit (develop) a photo in Lightroom, the displayed image in Lightroom is brighter than the "real" photo. I deduce it in two ways: Inspecting the histogram, I see it is centered on ...
1 vote
1 answer
163 views

What does Canon's Brightness Histogram actually show?

Canon cameras can show a histogram of the images (either in live view or in the preview). There are two modes: an RGB histogram and a "brightness" histogram. While the RGB histograms can ...
3 votes
4 answers
2k views

How do you decide the screen brightness of your computer when editing a photo?

I have always struggled in understanding how much display brightness is OK for editing a photo on a computer, mainly laptop. So, I would like to know your valuable suggestions as to how much screen ...
0 votes
1 answer
106 views

How to rescue ''dark photos'' of experimental work?

I have some photos which I took during some experimental work which ended up being so dark that the details can't really be seen (these are of spheres hitting a body of liquid and splashing). It will ...
1 vote
1 answer
129 views

Retouch photo with brightness or exposure?

Two controls in software editors are Brightness and Exposure. Both seem to do the same thing: increase the lighting in the image if they're too dark. Why would a outdoor photographer use either or ...
0 votes
1 answer
50 views

How to tell if an edited photo has too much exposure?

Small sensor cameras produce photos that are dark. To fix this many increase exposure in their software editor. However, this fix can be quickly abused to the point of over-exposure, especially if the ...
2 votes
9 answers
805 views

Is deep depth of field AND bright exposure possible?

I know that a larger aperture corresponds to a brighter exposure and shallower depth of field for a given focal length. Is it optically possible for a custom-built camera to form an image with both a ...
3 votes
3 answers
376 views

How could I have capture better the lighting for this photo

I took an inhouse photo in which the sun was entering through the window. I'm guessing that due to the contrast, the flowers are really bright but the background is more dark than what it was ...
1 vote
0 answers
2k views

Any solutions to a black screen on a nikon d3500

My husband bought me a nikon d3500 last year. To summarize the lcd screen went black a couple months later. While troubleshooting online I was able to shine a light on it and could see the screen it ...
6 votes
10 answers
26k views

Why are photos on my Nikon D3200 brighter on the LCD screen than on my computer?

When I snap a picture on my camera, in RAW+JPEG FINE mode, the camera shows me a bright photo, but when I watch it on my computer it becomes darker (less bright than on camera). It's not a software ...
1 vote
1 answer
173 views

Why did my night pictures turned out so foggy, light or too bright?

I received my developed pictures and many of them are foggy. It seems that some shot with similar light is foggier than the others. Can it be that something went wrong in the development process, is ...
2 votes
2 answers
110 views

Canon DPP - how to adjust brightness to specified maximum level on some spot automatically

How to adjust brightness to specified maximum level on some spot automatically - for example - on some spot I want to make brightness not exceeding RGB (250,250,250). I can adjust brightness manually ...
0 votes
1 answer
413 views

Live view on my Nikon D7000 is too dark

So I own a Nikon D7000 and when I use live view (to manual focus for example), its kind of hard to see through live view during the day, and especially on the sun because LCD is not bright enough. ...
28 votes
8 answers
6k views

Why are these film photos brighter than digital photos taken at the same time with the same settings?

I took two photos - first one with Canon 5D Mark III and the second one with analog Canon EOS 500N. I used the same lens (Canon 50mm ƒ/1.4) and settings (ISO/shutter/aperture) for both of them. The ...
0 votes
1 answer
359 views

Is there a way to equalize all the colors' brightness in Photoshop?

I want to know if there's a way to equalize the brightness of all the colors of an image. Like, I have a color image, I want to make its all colors' brightnesses the same value. Ex - H-43 S-73 B-101 ...
1 vote
1 answer
192 views

Different image viewer shows different color (brightness?) of jpg image

I'm not sure if I should ask this question here or not. I've some images, that have a problem, as the screenshot below shows: The softwares are as following (left to right, top to bottom): [qimgv] [...
1 vote
1 answer
95 views

What to look out for when shooting in direct sunlight, causing hard shadows and shiny patches on water?

I am aware that this question might be labelled as off-topic, but the issue bothers for some days now, and I figured my best bet to get an answer is here on this site. Whenever I look at pictures I ...
0 votes
2 answers
235 views

Brightest Portable Speedlight

I am working on a custom build, where I will be using 2 speedlights attached to each side of the camera to take closeup shots (1-2m away from the subject). For the photos, I will be using a 28mm fixed ...
2 votes
1 answer
222 views

How can the EVF be brighter than the lens?

When I use my mirrorless camera, an Olympus OM-D EM1 Mark II, in a dark room, the EVF shows the room as though it is fully lit, but the lens does not have the same brightness. It's as though the EVF ...
40 votes
6 answers
10k views

Why do stars appear as circles, not points?

Excluding the Sun, stars are so far away that their angular diameter is effectively zero. However, when you take pictures of them, brighter stars appear as circles, not points. Why? In theory, any ...
1 vote
2 answers
110 views

Fear of underexposure despite proper exposure in editing program?

I'm constantly afraid that my images are underexposed for I'm playing a lot with light and shadow and like to shoot at night. Even though in my picture editing program the image seems well exposed ...
2 votes
2 answers
489 views

"Black point" in lower end/mid range monitors

I bought a Iiyama ProLite XUB2792UHSU for my girlfriend who is a hobby photographer. The monitor had a good review as an all round device, but not necessarily as a graphics monitor. However we were ...
1 vote
3 answers
830 views

How to calculate difference in exposure between two given frames?

This question regards exposure. I have a project I am working on where I need to be able to calculate the exact number of stops between two given exposures, with the end goal being to match the ...
4 votes
3 answers
22k views

Overexposed shots on a sunny day with Auto settings?

I have had a Nikon D90 for two and a half years now, and I have been very pleased with my purchase. Due to many many jobs and chores lately, I hadn't used it, until today. It's a sunny day today and ...
12 votes
5 answers
10k views

How can I fix the overly-bright background in my landscape photo?

I am pretty much a complete newbie to post-processing, since I don't normally post-process my pictures: if I don't like a picture as it is, I consider it a bad picture and discard it. There is, ...
0 votes
2 answers
3k views

Why are most of my photos way too dark/underexposed?

I've been taking pictures for years now, firstly with some old digital Nikons, then Canons, then I moved to mirrorless Fuji XT3 (I love it!). Unfortunately most of my pictures have been way too dark, ...
10 votes
3 answers
3k views

Why do my photos "glow"?

I have a Canon 60D and recently bought a Canon zoom lens EF 24-70mm 2,8L USM. Bright colours seem to "glow" or are blurry when I take photos. It does not seem to be blurred because of movement or ...
14 votes
4 answers
2k views

Why is a lens darker than other ones when applying the same settings?

I own a Nikon D500 DSLR, with a Nikkor 16-80 mm 1:2,8-4E ED VR lens. I noticed that this lens, when applying exactly the same settings (same ISO, same aperture, for instance F8.0, same Shutter speed, ...
2 votes
2 answers
25k views

What causes outdoor photos to turn out bright white when taken with a digital camera?

I set my Canon Powershot A460 to automatic mode and took photographs outdoors. When I see the to-be-photographed area on the LCD, it appears normal; but when I take a picture, the photo turns out ...
9 votes
1 answer
1k views

Tactics for judging if a printed image will be bright enough?

I'm struggling a bit with how to judge if a photo will be bright enough when printed, while I'm working on it on my monitor. "Bright enough" of course changes with the ambient or targeted lighting ...
29 votes
3 answers
3k views

In Lightroom 3, what is the difference between exposure and brightness?

What's the difference between adjusting a photo's exposure versus its brightness? I created a virtual copy of a photo. The original's exposure was increased 1 stop. The other got an increase in ...
1 vote
6 answers
2k views

Canon EOS 4000D with Apeman SL 450C Speed Light - Photographs Dark

I have just bought a new Canon EOS 4000D with an Apeman SL 450C speed light. When I take a photograph with the speed light switched off the photographs are a decent brightness. When I switch the speed ...
2 votes
1 answer
125 views

What could be the reason for suddenly changing brightness in raw image?

A series of night shots show this abrupt change of brightness: It starts at approximately 60% horizontal and extends to the right corner. I didn't notice this effect before, the temperature was ...
1 vote
2 answers
197 views

Indoor office pictures Canon 100D

I took a number of pictures inside my office (without flash and with tripod) and depending on my position in respect to the large windows, picture luminosity varies a lot. Before publishing them, ...
1 vote
1 answer
870 views

Consistent Backgrounds using Darktable

I regularly take photos on a fixed background under natural light. I use a grey-card for white balance which works well enough. I take a test shot with the card, white balance it and save that as a ...
2 votes
2 answers
92 views

Exposure preferences

Whenever I shoot with my Nikon D5300 in manual mode I set settings so that photos have bit more pop to them - brighter than what the camera exposure meter says the correct exposure is. For instance, ...
2 votes
2 answers
259 views

Why do out of focus elements in a photograph increase in apparent brightness?

What is the physics that explains the phenomenon observed when out of focus areas increase in apparent brightness?
-1 votes
1 answer
499 views

Programmatically assessing image quality [closed]

I am using a third party service which processes images and returns some metadata: The data (and ranges) looks like this sharpness 0-1 brightness 0-1 contrast: 0-1 dominant color: hex array of '...
3 votes
6 answers
3k views

Why do my stock photos always come out gray?

Trying to take stock photos on a white background and all the photos look gray rather than the crisp white like they are in person, and even with trying different settings they are still coming out ...
1 vote
3 answers
258 views

Can a larger format lens provide more light to a crop sensor for a given f-stop?

Having recently spent some time fighting for light with a high-speed camera having a CS mount and a sensor area under .1 inches2, I was wondering if the f rules apply to cropped sensors? For example: ...
5 votes
9 answers
5k views

How can I maintain brightness in a landscape without overexposing the sky?

I'm an amateur photographer learning to take good shots. I need some advise for shooting landscapes in bright daylight. Here's a picture that I've taken from my camera: I took this picture from my ...
4 votes
3 answers
289 views

Is it normal for shutter speed to vary between shots on low exposure time?

I was doing a timelapse recording of sunrise with my Canon 1100D. I set manual mode of exposure (M on the disk), exposure time to 1/4000 s (smallest), aperture to f/3.5 (maximally open), ISO to 100 (...
1 vote
1 answer
1k views

Difference between in-camera exposure control and brightness

I'm a photography newbie, and would like to know what is the basic difference between exposure control and brightness (e.g. under Picture Control on a Nikon), but specifically when changing it in-...
1 vote
2 answers
563 views

Canon 600D Images [duplicate]

I've been playing with my new 600D and one thing is really starting to annoy me. When I view an image on the canon's screen, the image is clear and bright. The same is true also if I'm controlling the ...
5 votes
1 answer
5k 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 average ...
0 votes
3 answers
206 views

ANDCamera problem: brightness malfunctioning [duplicate]

I am a newbie photographer and had a question that has been plaguing me for some time now. My NIKON D3100 camera's brightness meter (the lines that change on manual mode when one adjusts shutter ...
3 votes
4 answers
8k views

Why do some pictures look darker online than on my computer?

I'm shooting raw and I'm on ubuntu. This happens mostly with pictures that have a lot of black or that are very dark. On my screen the picture looks fine (as intended) but when I upload it to 500px or ...
1 vote
4 answers
1k views

How to normalize brightness of individual images (post-processing) for a stop motion movie?

When creating a stop motion movie we need take a lot of pictures to build the movie. But after we took the pictures, we have a problem: the brightness and contrast varies between pictures. What kind ...
17 votes
4 answers
313 views

Should I adjust a print knowing that it will be hung in a fairly dark place?

I am about to have a digital image printed to be mounted and framed and hung in a fairly dark hallway that has very little natural light and only one light bulb. Should I prepare the print in ...