Nidelva river through Trondheim Norway

Nidelva river through Trondheim Norway
by Saaru Lindestokke                

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31
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5answers
5k views

How does Kelvin for color temperature relate to Kelvin for actual temperature?

Color doesn't have actual temperature. Try putting a blue square and a red square up on your monitor and hold a thermometer against both regions. If you find that there's a difference, you're doing it ...
31
votes
5answers
2k views

(How) should I start with film photography?

I've been toying with the thought of starting analog (film) photography for a while. Buying a film SLR and the equipment to develop and print the photos doesn't seem to be too expensive. Now my ...
31
votes
12answers
3k views

What situations are best suited for spot metering?

I have found myself using spot metering on several occasions in order to get the right exposure, such as sunsets and on bright days with a subject in the shade. What other situations are well suited ...
31
votes
6answers
19k views

How do I capture the milky way?

Can the milky way actually be photographed like this? I know the image is manipulated, and is probably a composite, but how do you capture such contrast in the milky way? Is an equitorially mounted ...
31
votes
6answers
24k views

Is it worth to upgrade from Canon 50mm f/1.8 to Canon 50mm f/1.4 on 550d?

I'm a newbie in the world of DSLR photography, having played around with my Canon 550d for few months. After posting my first question here and getting some superb advices I decided to buy Canon 50mm ...
31
votes
7answers
3k views

Why are there no dark yellows, or bright violets?

In his book The Photographer's Eye, photographer and author Michael Freeman says: Another consideration is relative brightness. Different hues are perceived as having different light values, with ...
31
votes
2answers
4k views

What characteristics make a lens good or bad?

When reading lens reviews on the Internet, I often find subjective statements about the image quality that a lens produces, such as "good contrast" or "sharp". The problem is that I don't think I am ...
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 ...
31
votes
12answers
19k views

How do I choose a title for a photograph?

I'm taking a lot of pictures and publishing them online even showing a few in a gallery but... I have a hard time thinking up names for them! I'm not entirely comfortable numbering them, and I think ...
31
votes
4answers
33k views

What is the “Rule of 600” in astrophotography?

This question mentions the "Rule of 600" for avoiding star-trails in astrophotography. What is this rule? How was it derived? How should it be applied?
31
votes
13answers
4k views

What is the best way to clean the sensor on a digital SLR?

I've got a couple of spots of dust on the sensor of my Canon 20D - a rocket blower isn't shifting them, and I'm ridiculously scared of some of the more direct methods for cleaning sensors -- what ...
31
votes
12answers
10k views

Better to buy an older high-level camera or newer entry-level camera?

What are the pros and cons of buying an older higher-level camera if the price is about the same as a new entry-level one?
31
votes
19answers
14k views

What options are there for a camera bag that does not look like one?

I need to carry around some camera equipment (lens, flash, cables, cards, accessories, etc) but don't want a flashy camera bag attracting attention. What suggestion do you have? Please only post one ...
31
votes
2answers
2k views

Why do flashes make a whistling sound when recycling?

When recycling, some flashes make a whistling sound, going from low to high frequency for a few seconds. After a more intensive flash, the sound is more intense as well. What is the source of this ...
31
votes
8answers
28k views

Lightroom vs. Elements vs. Photoshop: Side-by-side comparison?

I'm a bit overwhelmed by the available options in regards to the three major photo editing apps from Adobe. Does anyone know of an article or site that lists the features of Lightroom, PS Elements, ...
31
votes
3answers
6k views

How does autofocus work?

How does auto focus work on modern cameras? How accurate is it?
30
votes
12answers
6k views

Does it make sense to put an expensive lens on a cheap camera?

I've spent a while looking at lenses and their prices, and now I'm wondering... Does it make sense to bolt a really expensive lens onto a cheap camera? Or is the extra performance only worth it if you ...
30
votes
14answers
5k views

Why store both JPEG and raw?

DSLRs often have the ability to store both a JPEG and a raw file. Given that the primary benefit of in-camera JPEG over raw is the smaller filesize, and that JPEG+raw is going to store even more data ...
30
votes
5answers
1k views

Is there a trick to shooting large group portraits without blinkers?

When shooting large group portraits, is there a trick to getting everyone to not blink (other than taking many shots)?
30
votes
8answers
36k views

How to shift EXIF date/time created by time in days, hours, minutes?

I have two camera bodies, I was shooting while on vacation, when I downloaded the photos to lightroom, one body was set to the correct date/time, the other was off by 722 days, 4 hours, 32 minutes. ...
30
votes
15answers
4k views

What options are there for good, cheap online backup of photos?

What is a good and cheap solution for online backup of over 100Gb, probably growing to 200+ in about a year, and then no doubt more after that. I am looking for something that can work in the ...
30
votes
6answers
2k views

What is the definition of a “prime lens”?

There are many discussions of differences between prime, zoom and macro lenses. I have not heard about prime lenses until recently. Could someone explain what exactly a prime lens is? Is it ...
30
votes
11answers
10k views

How can I get a good HDR image from a single RAW file?

I've heard that it's possible to create an HDR image from a single RAW file. (Obviously, it won't be as good as using multiple bracketed RAW files; I know that much.) Every time I try — using ...
30
votes
3answers
7k views

What are the best techniques for making great photographs of LEGO creations?

There are better and worse photos of LEGO creations out there. What techniques give better photos? It seems hard to photograph LEGO blocks because they are shiny.
30
votes
8answers
3k views

What do you learn in a BA in Photography that can't be self taught?

What do students learn in a photography degree that they can't learn by themselves? Most amateur photographers (and many, many pros) are self taught. A bit of reading, experimentation, practice, ...
30
votes
5answers
1k views

What's a concise “I'm not dangerous” phrase for a business card?

Not being a street photographer, I find myself intimidated by onlookers when shooting in public. Given that and an increasingly hostile government attitude toward photographers, I'm thinking a ...
30
votes
4answers
4k views

What is the 'Diagonal Method' and should I use it instead of 'The Rule of Thirds?'

I recently was in a discussion with a photography mentor who asserted that over the years he has composed most of his award-winning and/or 'most popular' photographs using the 'Diagonal Method,' and ...
30
votes
4answers
5k views

How do you find out the “sweet spot” of a lens?

I've tried googling this, but have never found a satisfactory answer. I've heard the term "sweet spot" thrown around by some photographers to mean the f-stop of a lens which results in the highest ...
30
votes
6answers
5k views

Why is 18% grey considered to be in the middle for photography?

I heard someone (a photographer) say recently that 18% grey is half way between black and white, not 50%. This seemed a bit illogical to me, and when I asked her why, she said she didn't know. After ...
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 ...
30
votes
6answers
19k views

What's the best way to scan in hundreds of pictures?

I have thousands of old pictures which were sitting in a photo album. Unfortunately, instead of the photo album protecting the pictures, the plastic coverings yellowed, and the pictures themselves had ...
30
votes
3answers
5k views

How can I test a new lens to make sure it is operating correctly?

How can I test a new lens to make sure it is operating correctly? I found two similar questions with answers specific to things such as sharpness and focus, but I want to cover any and all possible ...
30
votes
3answers
2k views

What is the difference between a linear and a circular polarizer?

When I bought my polarizer, a friend told me that I should get a circular one, because the linear ones can mess with the autofocus. Is this true? What should each be used for?
30
votes
17answers
10k views

What options do I have for GPS/Geotagging with a digital SLR?

I would like to track GPS points while I am photographing with my Canon EOS (5D) camera. What option do I have track them and what do you recommend?
30
votes
3answers
18k views

How can I calculate what the effect of an extension tube will be?

There must be a mathematical description of the difference that an extension tube makes to a lens -- is it something that can be easily described? (For example, with teleconverters you can say things ...
29
votes
7answers
1k views

How should I pack equipment when travelling in countries with high crime rates?

I'm going to travel individually in Sub-Saharan Africa where the crime rate is high. Most of the time I will do landscape photography and only a few shots in urban areas. I've been there already, but ...
29
votes
11answers
2k views

Will a tilt-shift lens solve my 'leaning building' shots?

I shoot primarily with a Nikon D300, and that's not likely to change soon. The camera does everything I need it to do, but this. I also use a 17-55 lens, which I know that Thom castigates as being ...
29
votes
6answers
2k views

When is manual focus better than autofocus?

We all know that autofocus is very convenient for everyday shooting, especially on cameras with tiny viewfinders that make manual focus difficult (like my Nikon d3000). However, just like the ...
29
votes
12answers
6k views

How do you make the most stunning sunrise and sunset photos?

I've been lucky on a few occasions, but I often struggle with capturing awesome sunsets. What can I do to remove the element of luck and get more consistent results? Additionally, is it possible to ...
29
votes
2answers
5k views

Taken a picture of my monitor while spinning in circles - why is it distorted?

I just found a picture again I took years ago, and I'm wondering what's happened ever since then - I hope this is the right place to ask! I sat on my swivel chair and spun a few times, while taking ...
29
votes
7answers
6k views

When to use shutter priority instead of aperture priority?

Under what circumstances would you use aperture priority vs. shutter priority and vice-versa? I typically don’t use shutter priority (ever) and favor aperture priority to try to get a max aperture ...
29
votes
4answers
11k views

What are the pros and cons of lab prints versus using a printer?

As newcomers to photography and printing we would like advice on the best way(s), regarding both quality and cost, of printing. In the main my wife is photographing birds and insects, so natural ...
29
votes
4answers
2k views

What portrait posing rules do you recommend for studio photography?

What portrait posing rules could you recommend for studio photography? How to pose (and not to) the head, body, hands, wrists, waist, hips, legs? In what categories can the models can be divided ...
29
votes
9answers
8k views

How much benefit can one expect from a monopod?

I'm thinking about getting a combined monopod/trekking pole, as I use a trekking pole already and I can't really be bothered to carry a heavy tripod into the hills during daylight. I'm wondering how ...
29
votes
7answers
3k views

Is there a 'rule of thumb' that I can use to estimate depth of field while shooting?

I can use a DoF calculator, or crunch the heavy math by hand if I really want to know exactly what my DoF is going to be... but most of the time knowing exactly is actually overkill, and taking the ...
29
votes
4answers
1k views

Tips for photographing a wedding

I guess this comes up for most of us that are known by friends as "the photographer"... I've been asked to be the official photographer at a wedding. I think I have the equipment sorted. I have my ...
29
votes
9answers
7k views

What are the best online photo classes? [closed]

I bought an entry-level DSLR at Christmas time (Nikon D3000 with 18-55mm and 55-200mm lenses) and have been figuring my way around the camera. I know the very basics, but want to take a class and ...
29
votes
6answers
3k views

Do sensors wear out?

We all know that shutters wear out and they have a limited number of actuation's. The question I have is, do sensors wear out too? Do they suffer any kind of damage after each shot? Should I be ...
29
votes
10answers
68k views

Why does fungus form in lenses, and how to get rid of it?

Recently I was using an old Pentax 50mm f/2 that had a quite big green spot, and later I was informed that it was a fungus. A couple of questions raised from this: Why does fungus form inside the ...
29
votes
5answers
12k views

What is the difference between digital high ISO noise and film grain?

What is the difference between digital high ISO noise and film grain? Why does one "eat detail" and the other does not?

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