Shadowy Daisy

Shadowy Daisy
by damned-truths

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Digital Photography is performed with CMOS or CCD sensor cameras rather than film to capture an image, and is the primary way that photographs are generated in our modern age. Don't use this tag unless your question is specifically about the technologies or techniques of digital photography in ...

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37
votes
7answers
5k 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 ...
54
votes
7answers
7k 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 ...
57
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
9answers
12k 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 ...
41
votes
5answers
9k 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 ...
17
votes
13answers
3k 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 ...
3
votes
2answers
9k views

Canon 75-300mm f4-5.6 USM or 55-250mm f4-5.6 IS lens?

I am getting a deal on a Canon T3 cam with 18-55mm kit lens and I have choice of one extra lens: 75-300mm f4-5.6 and 55-250mm f4-5.6. I generally like to shoot street, abstract and nature photos and I'...
12
votes
12answers
2k views

Which DSLR brand should I pick as a beginning photographer?

I'm planning on starting photography as a hobby and I will be purchasing a DSLR very soon. Many of my friends have upgraded to DSLRs from P&Ss nowadays, but they all use different brands. Most ...
15
votes
6answers
4k 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 ...
31
votes
9answers
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 ...
28
votes
3answers
4k 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 ...
9
votes
7answers
5k views

Why do bright red flowers end up without details?

With our DSLR, indoor flowers come out detailed. Outdoor violet and blue flowers are detailed, too. But outdoor bright red flowers give us problems. They come out as a single flat detail-less spot. ...
4
votes
1answer
1k views

what's the relation between sensor size and image quality (noise, dynamic range)?

I'm reading this description on sensor size: Digital compact cameras have substantially smaller sensors offering a similar number of pixels. As a consequence, the pixels are much smaller, ...
69
votes
22answers
6k 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?
26
votes
5answers
12k 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?
5
votes
5answers
577 views

Should I upgrade my body or lens first?

I have an entry-level Nikon DSLR, and I cant decide if I should upgrade my camera body or upgrade from a AF-S DX Nikkor 18-200mm to whatever else might be recommended?
1
vote
4answers
20k views

Should I buy a Canon 55-250mm lens or 70-300mm for my Rebel T3i? [closed]

Should I buy a Canon 55-250mm lens or 70-300mm for my Rebel T3i? I have the basic 18-55mm lens that came with my camera but I need a next step up that's not too expensive. What are the most common ...
18
votes
3answers
1k 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?
13
votes
3answers
1k views

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

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 ...
28
votes
4answers
4k 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 ...
10
votes
3answers
2k views

What are the best resources for Indoor Product Photography?

I would like to know if there any good online resources for indoor product photography ? Preferably with a Table Top setup. Im looking for commercial grade product photography tutorials/resources. ...
1
vote
3answers
3k views

What is the difference between Digital Blending & HDR technique

I have come across these techniques recently but can't see the point of doing one with a software and another manually with a photoshop tool. Basically what we are achieving is "expected" exposure for ...
21
votes
4answers
817 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?
15
votes
5answers
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 ...
11
votes
7answers
3k views

What happened to Foveon sensors?

It seems like the Foveon sensor should be able to produce better images, because it's not dependent on the separate red, green, and blue pixels as exist on most digital cameras. However, cameras ...
7
votes
2answers
1k views

Can I achieve synthetic bokeh?

In order to have a good separation of the subject from the background you usually use fast lens with high aperture and so on. Can this, however, be achieved purely digitally?
3
votes
2answers
582 views

Do I need a slim or normal polarized filter for a Tokina 11-16mm wide angle lens?

I have a Canon T3i body and I recently bought the Tokina wide angle lens for landscape and astro-photography. I am looking to buy a polarizing filter, but I'm not sure if I should get the slim or the ...
22
votes
4answers
2k 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 ...
15
votes
4answers
3k 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
3answers
896 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 ...
30
votes
1answer
3k 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 ...
17
votes
3answers
14k 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 ...
17
votes
18answers
6k 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
6answers
15k 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 ...
32
votes
6answers
4k 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 ...
6
votes
4answers
491 views

What *exactly* is white balance?

When setting a white balance configuration, we adjust the temperature and green-magenta shift to a wavelength-intensity distribution of light that correlates most closely with the actual distribution ...
21
votes
6answers
5k 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...
14
votes
1answer
2k 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 ,...
12
votes
3answers
2k views

How do you use dodge and burn in post-process to enhance a photograph?

How do you use dodge and burn in post-process to enhance a photograph? In lightroom, I've used dodge only to dial back some of the more drastic global settings in specific areas, but that's really it....
12
votes
5answers
3k views

How do I ensure good color reproduction when photographing paintings with a mid-level DSLR?

I'm a casual photographer with an APS-C camera (Pentax K-5) and a set of proper lenses. Someone asked me if I could photograph his oil paintings for a catalog. It's a low priority job to him, he just ...
9
votes
5answers
786 views

Where to start with photography?

I am new to photography, and need a little advice. I currently have a Samsung L83t. To get rolling, where do I go from here? Does the camera matter? Is this camera enough to start with?
8
votes
2answers
3k views

What does it mean to shoot in flat colors?

I read somewhere that you should shoot in "flat colors" to make it easy to work in post-production. What does "flat" mean?
4
votes
3answers
218 views

Where lays the border between correcting photo and creating a new one using PC?

There are two physical different steps on creating the photo: Actual shooting (including preparing to shooting) Post processing on PC (all what starts after downloading the photo to PC) On the ...
3
votes
1answer
454 views

Clearer - Sharper images reducing noise?

I would like to make my images 'sharper' / 'clearer' with more detail and color and was wondering if this if more of a Equipment issue or rather more of processing the images with different techniques?...
5
votes
3answers
2k views

How long is too long to leave the shutter open before prolonged exposure to light damages the sensor?

I'm about to start exploring the world of long exposure shots, using my Canon EOS M. The camera has a standard max exposure time of 30 seconds, but in bulb mode I can keep the shutter open ...
3
votes
7answers
1k views

Can ISO vary on different cameras?

We all know that [ISO] + [shutter speed] + [aperture] = a great picture. Now, let's take two different (very!) cameras: Nikon D3100 vs Nikon D800 and set them on Aperture priority. Settings for the ...
3
votes
4answers
2k views

Is optical image stabilization a necessary feature for any lens?

I am looking to buy a decent telephoto lens for my Nikon D3100. A 55-200mm Nikon lens costs almost Rs. 9000 ($144.67) and a Tamron 70-300mm lens costs almost $130 . The problem is that these lenses ...
3
votes
3answers
255 views

When should I (if at all) start a new Lightroom catalog?

I use Lightroom as the title suggests. My question is about the use of catalogs and how often people use a catalog before starting a new one. It seems that the more photos I import into Lightroom the ...
2
votes
3answers
1k views

What camera qualities should one look for in a digital camera for family pictures?

My friend is buying a digital point-and-shoot camera, which he wants to use to click family pictures including a lot of pictures of their newborn son. What camera qualities should he be looking for ...
21
votes
6answers
29k views

Are there any free but comparable alternatives to Lightroom?

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 ...