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The complete range of of lighting from total darkness to maximum saturation that a sensor or film is capable of capturing without extreme measures such as graduated neutral density filters or HDR.

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4answers
520 views

How critical is it to expose raw images correctly?

I have been thinking about the Zone System and its goal of maximising image quality given the limitations of film sensitivity and the necessity to choose specific developing parameters. Clearly you ...
3
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2answers
228 views

Is the dynamic range affected by exposure time?

For a given scene, if I take 2 similar shots: short exposure time (maybe using higher aperture, higher ISO...) long exposure time (lower aperture or ISO) The goal is to have the shots with the ...
3
votes
1answer
325 views

How does iDynamic on Panasonic G Micro Four Thirds cameras work?

When using iA+ mode on my Panasonic G3 something called iDynamic kicks in and preserves the highlights in the image. I wonder how this is possible, and not just a part of the dynamic range of the ...
2
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3answers
2k views

If landscape photography is my focus, does it make sense to use Nikon over Canon?

Lately I have switched gears and am starting to focus further on landscape photography over portraiture. In my research it has become apparent that Nikon seems to have a significant advantage in ...
2
votes
4answers
294 views

What does a dynamic range difference of 2.7 EV really represent?

I am trying to choose between buying a Canon 5D Mark III or a Nikon D600, In the advantages posted in Snapsort it appears that the Nikon wins over the Canon because of the dynamic range. Then follows ...
2
votes
2answers
733 views

If I need the higher ISO anyway, is there any downside in using Fujifilm's extended DR mode?

Fujifilm has an extended dynamic range mode, which is in some way linked to ISO. The X-Pro 1 has a sensor with a base ISO of 200; if I enable "DR 200%", the minimum possible ISO increases to 400, and ...
2
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1answer
194 views

How do I measure the saturation luminance?

This question discusses how to measure the dynamic range of a camera. How can I measure the saturation luminance? A complete example would be most appreciated.
2
votes
1answer
144 views

Contrast (or dynamic range) enhancement for very bright images [closed]

I have a scientific application where I have a very bright image - basically a laser beam cross-section - and want to detect very small variations in brightness (around 0.01% or less) within it. ...
2
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1answer
290 views

How to understand the definition of dynamic range?

I have the following formula: DR=(1.4L_Sat G_i)/N_D where DR is the dynamic range; L_sat is the luminance at the “margin level”,70.1% of the maximum recordable (saturation)luminance(yes,L_sat is ...
2
votes
1answer
52 views

what is the response curve?

I was reading in a book about the dynamic range and several times I find the expression "responsive curve" or "image's responsive curve"? What does the responsive curve represent? What is the ...
1
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1answer
86 views

What are the main limiting factors for dynamic range in modern cameras?

Another question got me thinking about what is limiting dynamic range in digital cameras. From my understanding the precision of the analogue-to-digital converter, i.e. how many discrete levels it can ...
1
vote
1answer
56 views

Same mfg process = same performance in FF vs. cropped sensor?

I've seen generalizations that full-frame sensors tend to exhibit better low-light performance and dynamic range than a cropped-sensor specifically because they tend to use larger photosites that ...
1
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2answers
106 views

How does dynamic range relate to white balance?

Is there a relationship between dynamic range and white balance?
1
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2answers
243 views

Does contrast affect dynamic range?

Does modifying the contrast of an image change the dynamic range of a photograph? Does it make it better quality?
1
vote
1answer
93 views

Does a deeper photosite increase the dynamic range?

As I understand, a bigger photosite (on the sensor) enables a bigger dynamic range and also better high ISO performance. Is there a reason not to make the photosite deeper?
0
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2answers
158 views

Why do some professional DSLRs have a lower dynamic range than the mid-range ones?

Specifically I'd be interested to know why the D4 has a 13.1 EV range and the D7000 has a 13.9 EV range?
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votes
1answer
127 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 ...