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Questions tagged [digital]

Digital photography clearly is the bulk of picture-taking today; this tag doesn't need to be on everything that is digital, but can be used when the question is specifically about the technology involved.

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74
votes
23answers
7k views

What kind of photography is still better done with film cameras?

Are there any kind of photography left today which digital cameras are still in the disadvantage to film cameras?
70
votes
7answers
8k views

What am I photographing INSIDE my camera?

I've been experimenting with low light photography. I've photographed something weird inside my camera and don't really know what it is. This is the image initially taken... Seems inoccuious enough....
66
votes
14answers
10k views

Why are SLR mechanisms still prevalent among high-end digital cameras?

I understand that back in the days when cameras captured images using photographic film instead of image sensors, the SLR design was a major innovation. It let you see through the viewfinder exactly ...
66
votes
7answers
18k views

How is ISO implemented in digital cameras?

If I change the ISO settings on my camera, obviously the gain of the system is increased, amplifying the signal from the sensor. What's not clear to me is where the amplification takes place. I see ...
62
votes
10answers
22k views

Are there reasons to use colour filters with digital cameras?

Digital photos can have colour filters applied after the fact by software, so are there any good reasons to use colour filters with a digital camera? As I understand it, the main reason for them ...
61
votes
6answers
5k views

How do I get started in Astrophotography?

I have a Canon 20D. I'd love to take some photos of the moon and stars. How do I get started? I've search the web and the information is sparse and cryptic. I'd like to know what equipment is the ...
49
votes
5answers
11k views

What's the difference between CCD and CMOS image sensors?

I keep reading articles about CCD vs CMOS image sensors. What is the difference between these two types? What exactly do these sensors do in terms of photography? Is a CCD-based camera going to be ...
47
votes
8answers
9k views

Do megapixels matter with modern sensor technology?

Are more megapixels good? Are more megapixels bad? Do more megapixels increase detail? Do they make my images sharper? On the other side, is there a point that is too much? Do megapixels cause ...
44
votes
10answers
2k views

Should higher ISOs really be preferred (all other things being equal)?

My understanding of the ISO setting on digital cameras is that, unlike film-cameras, changing the ISO does not evoke any physical change in the camera. Rather, it simply tells the camera to multiply ...
40
votes
14answers
16k views

What's the best way to store over 400 GB of digital photos?

My Mom has over 400GB of photos on a quickly dying 2011 IMac. We are getting her a new computer but I am hoping to set up some system where she can safely store all these files in an easy to access ...
36
votes
6answers
7k views

Why take diagonal photos?

In the "old days" I sometimes composed my photos diagonally, but I've not had success doing that in the "modern" era, because there's not really any nice way to present it digitally. Is there a ...
32
votes
4answers
5k views

Why can't the ISO level on most digital cameras be set below 80?

Why is it that the ISO level on most digital cameras doesn't seem to go lower than ISO 80? I understand (vaguely) that the sensors adjust the gain in order to achieve the equivalent of a high ISO ...
31
votes
4answers
8k views

Is it true that the best images from all digital cameras can be obtained at ISO 200?

Recently a very professional photographer who shoots stunning pictures told me that the best images can be obtained from digital cameras at ISO 200. He also stated that this is what all the ...
31
votes
4answers
7k views

Why is the blue channel the noisiest?

It is widely observed that the blue channel in digital cameras is the noisiest. I've certainly noticed that with my camera. Why is this? Is it an artifact of some particular technology (e.g. Bayer ...
31
votes
1answer
4k views

Why does every digital camera save photos in a directory called DCIM?

It seems like every digital camera that I have ever used creates a folder called DCIM on its removable storage to save photographs into. Can anyone tell me what this name (DCIM) stands for (if ...
28
votes
6answers
11k views

Why do photos of digital screens turn out the way they do? [duplicate]

When I take pictures of a screen at school or at my house, they turn out really weirdly. When blown up to 100%, they look fine, but when they get sized down, they look really weird, here is a ...
26
votes
5answers
22k views

Why and how do “bigger pixels” make a better picture?

This is going off of today's iPhone 5S announcement, when Phil Schiller said that "bigger pixels" is the key to a better picture. What does this mean? Is it true or just a marketing ploy?
25
votes
4answers
2k views

Is the Zone System useful with a DSLR?

The Zone System was originally used with B&W film photography. With colour digital photography, though, couldn't you get much the same results by keeping an eye on the histogram? I think I might ...
24
votes
6answers
27k views

Took my first ever 4k picture; Why is it so disappointing?

Today for the first time ever I captured a 4K resolution picture. I don't know much about cameras or photography but I expected the picture to at least be sharp like usually high resolution pictures ...
22
votes
4answers
4k views

What are good advanced books on the physics and science of photography?

I am looking for books about the physics of DSLR, including modern photography optics and sensor electronics. If I already have some books on optics and electronics, I have found fairly hard to find ...
21
votes
6answers
7k views

How many stops can a digital camera capture?

How many stops can a digital camera capture? Additionally, does anybody know what the dynamic range is for negative and positive film, the human eye, computer monitor, the television, etc...
21
votes
6answers
30k views

Are there any free but comparable alternatives to Lightroom? [closed]

Does anyone have any recommendations for free software that provides the key features of Lightroom in one package? The main things I am looking for are: RAW photo editing Library management Multiple ...
21
votes
3answers
1k views

Is it possible to do infrared photography with digital cameras?

I remember taking infrared pictures with a simple filter and black and white film. How can I do something like this with digital cameras? Or is this even possible?
20
votes
8answers
13k views

Are there any really silent but good DSLR cameras?

When photographers take pictures at events, like at the latest British open golf tournament, you can hear a lot of loud shutter(?) noises? Is that really necessary for a digital camera? Especially ...
19
votes
6answers
3k views

Does the number of shots differ dramatically between an amateur and a pro?

Recently I went on a trip and took around 400 shots and I thought they are all great, and unfortunately most of them went into trash and approximately 30 pictures considered as a top-notch shots. The ...
19
votes
7answers
3k views

Digital camera for someone without a computer?

My (rural living) mother-in-law has recently been told by her local camera shop that they will soon stop offering processing and prints from film based cameras. I'm wondering if it is practical to ...
19
votes
4answers
33k views

Can a laser pointer damage the sensor in a digital camera?

I once experimented with standing in a dark room and directing a laser pointer towards my digital camera with a long shutter speed while moving the two about. I made a few images that way; one was ...
18
votes
18answers
11k views

What advantages does 35mm film have over high-end digital?

In this day and age, do 35mm film cameras have any advantages over high-end digital cameras? I am thinking mostly about image quality, but sure, other aspects are interesting, too.
18
votes
10answers
5k views

What is considered High ISO?

So reading the questions I came across this Why do cameras include very high ISO settings even though they are so noisy? and my comment on this answer led me thinking, how do we qualify high ISO? Is ...
18
votes
3answers
2k views

Why don't mainstream sensors use CYM filters instead of RGB?

From what I understand most digital cameras have a sensor where each pixel-sensor has three sub-sensors, each one with an R,G and B filter. RGB is obviously the more fundamental colour model since it ...
18
votes
3answers
2k views

What is the Orton Effect and how can I apply it to digital photographs?

I have heard of a photographic effect known as the 'Orton Effect'. Can anyone tell me what the effect is, what its history is and how I would create it in both film and on my digital SLR?
17
votes
13answers
4k views

What is a good two lens “starter kit”?

A friend of mine is buying his first DSLR. He's chosen an entry-level Canon model, and wants to know which lens he should go for. My advice is to go for a good 70mm prime and an 18-200mm. The former ...
17
votes
4answers
1k views

Why do digital cameras need an exposure time at all?

From what I understand of digital cameras, they are basically a lens plus a tiny two-dimensional array of millions of photo-diodes. And from what I understand of photo-diodes, they create a voltage ...
17
votes
8answers
2k views

Is there any point in photographing directly to black & white? [duplicate]

As opposed to photographing in colour, then having all the freedom to edit it afterwards?
17
votes
6answers
4k views

What good DIY projects (which involve a digital camera) do you know? [closed]

Recently I found my old digital 3.2 MPix point & shoot camera which has been mainly just sitting on my shelf for the last few years. I'd like to get it back to use, but since it is rather bulky ...
17
votes
3answers
25k views

Are digital sensors sensitive to UV?

Is there any way, shape, or form that ultraviolet light is recorded by a digital sensor? Ideally, this question is related strictly to the sensor, without even a glass lens in between which could cut ...
16
votes
6answers
5k views

Why are blown highlights particularly bad in digital photography?

I've heard that digital sensors are less "forgiving" of blown highlights than film. Why is this? There's something called "characteristic curves". How does this relate, in film and in digital? Can ...
16
votes
13answers
5k views

How important is a good quality camera for good photography? [closed]

Don't know if this is already a known thing/wiki/previously asked here, but basically: How important is a good camera for actually making strides in photography/doing well? I've done some photography ...
16
votes
4answers
3k views

What camera & lens combination(s) are ideal for animal and bird photography?

I am interested about shooting animals (including, but not limited to, birds and in general animals that can move fast). So far, I would say I know the basic concepts of camera but I have never ...
15
votes
9answers
3k views

How can I justify a new camera purchase when I'm not a top photographer?

I am just wondering your thoughts on my dilemma. The other day I was traveling on a train to work. The train ride is about 20mins. I noticed a man drawing/sketching. He is a construction worker, ...
15
votes
8answers
3k views

Help for a film shooter: how to cope with the paradox of choice?

So I've always shot film, and it was great because of the constraints it placed on color: you shoot 36 consecutive exposures with a particular feel, and if you don't like to results, deal with it ...
15
votes
4answers
4k views

Why do photos look best without any sharpening?

Maybe it's a subjective question, but most of the time my photos look best when I leave the Sharpening slider of Lightroom in a value close or equal to zero. Which are the benefits of digital ...
14
votes
5answers
6k views

Where can I see examples of great photos from cheap cameras?

I am looking for examples of really great photos made from cheap (sub-$250) point-and-shoot digital cameras. I have a group of friends who are just getting into photography, and I thought it might be ...
14
votes
8answers
1k views

Why can't digital camera sensors expose each photosite individually?

Why is it impossible for camera sensors to function the way the human eye can? What I mean is, why does a certain portion of the image have to be over/underexposed if we compensate for dark and light ...
14
votes
1answer
4k views

Can the effects of a polarizer be replicated in post-processing?

According to my knowledge Polarizing filters are mainly used to make sky appear more bluish in the day sunlight which gives more dramatic effect to your pictures. I don't have polarizing filters yet ,...
14
votes
3answers
970 views

How does photography for digital display only differ?

I only want to capture images with the intent of displaying them on a digital screen. I do not want to print the images, ever. Do any specific considerations need to be made upon capturing the image ...
13
votes
5answers
3k views

Where can I sell digital photos online without advance commissions or fees?

I am looking for an online place to sell my photos. My requirements are slightly different to normal. Don't pay anything upfront. Only pay commission when a sale falls through. No filtering of images ...
13
votes
3answers
1k views

How to start the basics of photography, which is the best entry level SLR camera? [closed]

Am an Painting Artist, I would like to start photography. But I don't know the basics of photography, and I need to purchase a good entry level SLR Camera. So Please help me to findout a good beginner ...
13
votes
9answers
3k views

How to compare RAW photos quickly?

It's not uncommon for me to return from a hike or outing and have 500+ images to "sift" before getting started on post processing. Is there a better way to compare 5-10 photos of the same image ...
13
votes
3answers
3k views

What advantages does a pure black and white camera have over colour cameras?

Now that Leica has released a pure black and white camera, the Leica M-Monochrome, I started to think about the advantages a pure black and white camera has compared to a colour camera. I guess you ...