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Questions about specific terms used within photography

learn more… | top users | synonyms (1)

2
votes
2answers
330 views

What is the name of the part that goes between a camera strap and eyelet?

What is the name of the part that goes between a camera strap and eyelet? Sometimes camera-straps fits directly onto an eyelet which is fixed on the camera body. On some cameras though, there is a ...
2
votes
3answers
1k views

What does “maximum aperture” mean in a camera spec? Where can I get the full aperture range?

I own a Canon S95, and am considering getting a newer model (e.g. Canon S110 or S120), and I'm comparing the specs. According to DPReview.com, the S95 has a maximum aperture of F2.0-F4.9, and the S110 ...
2
votes
4answers
1k views

What is “Dragging the Shutter”?

Ive heard this term of "dragging the shutter" and was wondering what it means and why would i use it Can anyone answer this?
2
votes
3answers
289 views

Are the terms 'push' and 'pull' relevant/applicable to digital photography?

The terms push and pull come from the days of film processing, and there's more on that here and here, but essentially they refer to increasing or decreasing the chemical processing time to account ...
2
votes
1answer
257 views

What is the purpose of the small meter behind window on a lens?

I'll buy a zoom lens for my Nikon D5100 Either the 55-300 VR or the 70-300 VR But on the site I saw this meter (sorry, I don't know the name of this meter) on the Nikon 70-300 VR lens and have seen ...
2
votes
1answer
168 views

What is an AA Filter?

This question is from most recent release of Nikon's new version, the Nikon D5300. In one review, D5200 vs D5300, it says the the D5200 has an AA Filter. What is an AA Filter? What are its specific ...
2
votes
4answers
720 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 ...
2
votes
4answers
6k views

What does pixels per inch mean, exactly?

I have not found anything using Google that actually contains a definition of this term. Most of the sites tell me that it affects the image quality, or something similar, and that more is better. So ...
2
votes
1answer
2k views

How does the quantity of elements and blades in a lens affect the optics?

I am trying to get a greater understanding of how lenses work. Basically I bought this lens, the Sigma 10-20 f4-5.6: The construction has really fascinated me. 14 Elements in 10 Groups?! What ...
2
votes
3answers
7k views

What is the relationship of aperture, focal length, and ISO in a SLR?

I was using Nikon digital camera, and recently bought a Canon 550D. I am totally new to SLR. I am not familiar with SLR terms: Aperture, focal length and ISO, and their relation to one another. What ...
2
votes
2answers
213 views

What makes the Foveon X3 a “direct” image sensor?

In marketing materials mentioning the Foveon X3 sensor, I usually see it referred to as the "Foveon X3 direct image sensor" (example): I understand how the Foveon X3 sensor works (stacked ...
2
votes
2answers
879 views

What is a “crisp” photo?

I see the word crisp used a lot to describe photographs, but I'm not sure what it means. Sometimes it seems synonymous with sharp, but as often it's used along with sharp seemingly to indicate ...
2
votes
4answers
331 views

What do you call the symbols that you can see on the edges when you look into your camera viewer?

I'm talking about the tiny and sometimes quite useful symbols/indicators for this: http://a.img-dpreview.com/reviews/PentaxK10D/Images/Features/viewfinderview.gif is there a general name for the ...
2
votes
2answers
295 views

How is this lighting and colouring effect achieved?

A few days ago, I saw this picture linked here on 500px and was wondering how the coloring technique is called. On a first glance, it looks like a high key shot, but it is unusual as it has no light ...
2
votes
2answers
217 views

What is the name for the type of photography where the subject is close-up?

I believe there is a name for this particular type of photography where the subject is close-up such as the below examples:- I'm trying to search for photography like this on the web but unsure ...
2
votes
1answer
571 views

Is it wrong to call the image plane the focal plane?

I'm from France and I would ask a question on a point that I don't understand, as it seems that so many people confuse (or may be I'm wrong). On the camera, there is a symbol (a theta or phi) which ...
2
votes
2answers
4k views

What is the difference between depth of field and focal plane?

I would like to know how to address the difference between them and how relates to each other.
2
votes
1answer
270 views

Is there a technique for combining multiple images to create a sharper result?

I've been experimenting with photogrammetry for a while, and the main hurdle I keep tripping over is the clarity (lack thereof) of my images. Rather than spend a lot of money on a better camera, I'm ...
2
votes
1answer
258 views

What is the name of a tripod feature that adjusts level automatically?

I am looking for my first tripod and just learning terminology. I hear there are such that level automatically, but I am not sure how to google them. What is this feature called with different brands? ...
2
votes
1answer
975 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
80 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
610 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
234 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?
2
votes
2answers
78 views

Why can I see beyond sRGB in CIE Chromatic Diagram

According to CIE 1931 color space chart, the sRGB gamut is what's inside the triangle: As you can see from the diagram, blue is shown outside the sRGB gamut (at about 460 nm wavelength). Knowing ...
2
votes
1answer
114 views

What is this plastic ring called on a tripod and can I get a replacement?

I have a Hama Compact Traveller Tripod in which the plastic ring that inserts where the tripod head and metal tube goes is broken. Is it possible to get a replacement for this as I do not wish to ...
1
vote
4answers
1k views

What exactly is focal length when there is also flange focal distance?

If focal length is the measure between the rear element and the sensor then how can you have different flange focal distances? Is the focal length not literally the measure between the rear element ...
1
vote
1answer
2k 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
210 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
224 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
1answer
174 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
1answer
115 views

What to label digital prints made from scanned negatives in an exhibit?

I have my first exhibit coming up but I am not sure about how to properly label my photographs. All the pictures were taken with 35 mm film, then the negatives were scanned and the images were ...
1
vote
1answer
106 views

Difference between luminance and brightness [duplicate]

What is the difference between Luminance and Brigthness? If there is any...
1
vote
2answers
78 views

Is resolution the same thing as active pixel count?

If you have a camera with resolution Y x X, then is active pixel count always the product of the resolution? Are they saying essentially the same thing?
1
vote
2answers
460 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
156 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
357 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
3answers
111 views

What is it called when two images from different locations are blended seamlessly into one?

I have compiled two images to become one. The one image is from Nova Scotia and the other in Utah. I placed the Utah image on top of the top half of the image from Nova Scotia and it looks like it's ...
1
vote
1answer
350 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
2answers
143 views

CIE Chromatic Diagram explainment

The MacAdam Ellipse is applied in the CIE Chromatic Diagram. I understand that humans distinguish some colors better then other colors (that's why the shape is eliptic / a horseshoe / inverted ...
1
vote
0answers
145 views

What is a “pseudo mannequin”?

I am applying for a clothing store at Amazon and they are telling me pictures cannot be on a mannequin or a ghost mannequin, rather they should be on a real model or a pseudo mannequin. What is the ...
1
vote
0answers
69 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
1k 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
181 views

What is the photography term for blurred / dragged lights?

What is the photography term for blurred / dragged lights? Hare are two quick examples from my phone: Would this be considered bokeh, or does a term even exist for this?
0
votes
2answers
124 views

What is CMOS in SLR camera? [duplicate]

I regularly come across this term "Dual Pixel CMOS AF" or "APS HD CMOS" when reading about cameras. So what is this CMOS term? What does it describe about the camera? Is it telling something that it ...
0
votes
4answers
142 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
672 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
7k 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
14k 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
482 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, ...