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Questions about specific terms used within photography

learn more… | top users | synonyms (1)

2
votes
1answer
525 views

What is the “Dust-Off Reference Photo” on a Nikon DSLR?

I have seen this in my D700 menu and just saw it again on Nikon's tech sheet for the new D4. Is this the same tech that Minolta is using to clean their sensor of dust or is it something else? How does ...
2
votes
2answers
76 views

Is there a word for the point where the optical axis meets the ground plane in a scene?

In aerial photography, or photography in general: Is there a term for the point where the optical axis intersects the ground plane( scene)?
2
votes
2answers
373 views

What is difference between tonal contrast and just contrast?

What is difference between tonal contrast and just contrast? Usually the editor programs will have a contrast slider while the "special" plugins of these software will have tonal contrast. Is tonal ...
2
votes
1answer
202 views

What does “Signing off attribution” mean?

I'm about to sell a range of images to a client and he asks me for a document to "sign off attribution". What does this mean and where can I find sample contracts?
1
vote
1answer
1k views

What are screw drive lenses?

Are lenses known as screw drivers actually available?If so what are their features and why are they called so.Name some of the lens and their manufactures.
1
vote
3answers
189 views

What are IS modes and what are their purposes?

After reading the answer by Bill to this question became curious about IS modes. So, What is basically IS mode? Does all lens comes with various IS modes? And what are various situations to use these ...
1
vote
1answer
159 views

What do you call a photo session that involves youth & erotica?

I'm not really sure how to ask this question, so I'll just explain what my potential client says they want. I have potential female clients that want to have pictures taken of them partially (maybe ...
1
vote
3answers
5k views

What does infinity focus mean and when should I use it?

All my lens have focus ring where at the end there's an infinity symbol. What does that mean? If I'm taking landscape shot and what everything from near to far to be in focus, do I use infinity? Or am ...
1
vote
3answers
437 views

Is the angle of view actually different on APS-C?

A 50mm prime lens, whether APS-C or Full-frame is designed around the 35mm format. As such, is the angle of view actually different on a DX/APS-C crop sensor or are we just seeing less of the full ...
1
vote
1answer
165 views

What is the technical term for the time taken to see the final image on an IP security camera's screen? [closed]

What is the technical term for the time taken to see the final image on an IP camera's screen? Is it dependent on some parameter which I can look for? Actually this website has listed various ...
1
vote
2answers
180 views

How does photography (as opposed to physics) define “focal-plane”?

This wikipedia article concerning focal-plane shutters opens with the following statement (bold emphasis added by myself): In camera design, a focal-plane shutter (FPS) is a type of photographic ...
1
vote
4answers
128 views

Is it ever correct to describe a flash diffuser as opaque?

I've seen product listings online for flash diffusers where they are described as opaque. Is this an incorrect description? Should it be semi-opaque or is that assumed? How does opaque make sense in ...
1
vote
5answers
339 views

How do I navigate the particular camera model number structure of manufacturers?

How can I tell whether I'm going up or stepping down in model quality based on the model of camera I'm considering? With the more recent consumer Nikons, this is relatively simple because "Bigger ...
1
vote
1answer
221 views

What is it called when a series of photos taken over a few days is made into a video clip?

I saw this on a National Geographic programs when they had recorded the sky for a few days and then make a few seconds long clip from it. What is this called?
1
vote
0answers
68 views

Why do people tend write “RAW” instead of “raw”? [duplicate]

Given that in the English language using all-caps means that the word is an acronyms or initialism (e.g., NASA, RCMP), "RAW" doesn't make much sense--unless there's some longer term that "RAW" stands ...
0
votes
1answer
233 views

How is f-stop a measure of dynamic range?

As far as I have read f-stop is a measure of the aperture. This affects the amount of area in the foreground and background which is in focus. While having a look at the dynamic ranges of cameras I ...
0
votes
1answer
133 views

If shoot pictures in 10.0 mode or 12.0 what is quality?

If my camera is shooting in 10.0 or 12.0...what will my megapixels be? I am a beginner and I know I need them to be at least 1600x1200 for my purpose.
0
votes
4answers
125 views

What is a standard kit lens?

I know what a kit lens is, but I am wondering what a standard kit lens is. There is a post for what a kit lens is, but I couldn't find a post on standard kit lenses. Standard or normal, in general, is ...
0
votes
1answer
578 views

What does “pop & drag” mean in low light photography?

I came cross this term "Pop & Drag" being used in low light setting. What does that mean? Is it the same as term as "dragging the shutter"? Can anyone please show some examples of "Pop & ...
0
votes
2answers
5k views

What do the lens parameter abbreviations mean? [duplicate]

Possible Duplicate: What do all those cryptic number and letter codes in a lens name mean? Canon EF 50mm f/1.8 II What does EF, II mean? Sigma 10mm/F2.8 EX DC Fisheye HSM compatibil ...
0
votes
2answers
12k views

What is the difference between DX format and FX format lenses, and which to choose for what purpose?

http://www.nikon.co.in/products.php?categoryid=1011 What is the difference between DX format and FX format lenses, and which to choose for what purpose? What are the pros and cons of both?
0
votes
2answers
190 views

How is zoom measured? [duplicate]

Zoom meaning the ability to make something distant appear closer. Consumer cameras are sold with a maximum zoom which is supposed to define how much closer. For example a camera might be 40x zoom, ...
0
votes
1answer
647 views

What does ISO stand for? [duplicate]

I've recently been learning how to use a camera, and was wondering what ISO stood for?
0
votes
2answers
198 views

Is there a term for the people who always compliment your work? [closed]

I'm not talking about chimping in particular. I'm talking about how some photographers will post their photos only to look for compliments and they'll show it to people who usually just tell them ...
0
votes
1answer
62 views

What does “OS” mean on a Sigma lens? [duplicate]

I want to buy a Sigma 180mm F/2.8 EX DG Macro OS HSM Sigma. What does EX mean? What does DG mean? What does OS mean? What does HSM mean?
0
votes
1answer
50 views

about luminance and illuminance: what is the difference? [duplicate]

First of all, let me say that english is not my first language, so please excuse any mistakes that you could meet from here on out. I read several articles and explanations about luminance and ...
0
votes
0answers
42 views

What does “v+f” mean? [duplicate]

I've received a comment in 500px.com "nice shot, v+f" e.g. http://500px.com/photo/50284184 What does it mean? Thank you
0
votes
1answer
758 views

What is Canon's Super Spectra Coating?

In the Canon EF 25-105mm f/4 L USM IS lens specs, it says that the lens coating is "Super Spectra Coating". What is the Super Spectra Coating and how it differs from other types of coating?
-1
votes
1answer
53 views

ACR terminology

Can someone recommend a guide (or a sensical glossary) that would pull together all the terminology used in the Adobe Camera Raw, preferably by tab (Basic, Tone Curve, Detail, etc.), with all the ...
-1
votes
0answers
26 views

What is Exposure value [duplicate]

can you guys help me with understanding the basics about what is Exposure value and how to use that for better photography?