Red and Blue

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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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4
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7answers
6k views

How do I properly expose dark scenes containing bright light sources?

I'm new in photography, however I have some basic knowledge of exposure, aperture, etc. I own a Nikon D7000. The issue I've found in number of pics I've taken (in P mode) is that whenever the scene ...
4
votes
3answers
1k views

Where to get a dynamic-range test chart?

Where can I get a good chart to measure dynamic range? This would probably be a plastic or cardboard which would show stripes of different reflectance in small increments, preferably 1/4 EV or ...
4
votes
3answers
427 views

What does the under/overexposure warning mean in image editing software?

We all know exposure warnings that a digital camera offers: If shows which parts are so bright or dark that there's no more distinction towards even brighter or darker areas possible. Meaning that ...
4
votes
2answers
266 views

Why does the Pentax K-01 have less DR than the Pentax K-5?

I thought that the K-01 and the K-5 both sported the same sensor, but checking their specifications in Snapsort I found that their Dynamic Range is different by a little bit more than 1 EV (12.9 EV vs ...
4
votes
2answers
476 views

What does the term “saturation luminance” mean in the definition of dynamic range?

The concept behind the dynamic range definition given by ISO 15739 is based on the ratio of the maximum luminance that receives a unique coded representation (the "saturation" luminance) to the lowest ...
4
votes
1answer
835 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, ...
4
votes
2answers
1k views

What is the best practice in using LR/Enfuse?

I have Lightroom 4 and have downloaded LR/Enfuse for Mac. I have checked out the information on using Enfuse but with my endeavours are not that happy with the results. That is I was expecting a ...
4
votes
2answers
953 views

How to set exposure for photographing a high-contrast subject?

I have a dog that is notoriously difficult to get good photographs of. This is because he has a dark facial mask, some lighter tones on his face and particularly sides, and nearly white legs. So ...
3
votes
4answers
1k views

Does using a different lens affect the dynamic range for HDR post-processing?

I am a bit new to HDR photography and lately I have been trying to carry out the post-processing with Photomatrix. After many trails and errors, I am still unable to get the effect that many other HDR ...
3
votes
1answer
462 views

How do you photograph sand dunes?

In 2010 I was lucky enough to visit Death Valley. While we were there we went to the sand dunes. I took this shot Its not how I remembered the scene, It seems as if a lot of the detail has been ...
3
votes
4answers
694 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
votes
2answers
334 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
97 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 ...
2
votes
3answers
3k 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
2answers
854 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
votes
1answer
256 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
159 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
votes
1answer
342 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
120 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?
1
vote
4answers
322 views

How to photograph a lightbulb?

I am trying to take a dramatic picture of a lit CFL with my 6-year-old Canon Powershot SD750 equipped with CHDK. It's pretty common simply to turn the exposure all the way down, but I wanted the whole ...
1
vote
4answers
1k views

Do RAW files really allow more RAW dynamic range than shooting in JPG?

I've heard a lot of time people saying that shooting in RAW offers a better dynamic range than shooting in JPG. But in some way I've always felt it as hard to believe. So, the question is: there is ...
1
vote
1answer
126 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
90 views

Why is a camera's dynamic range expressed as its photosite capacity divided by the read noise level?

For example, if a camera has a dynamic range of 44900/10, why would the range of greyscale levels available is equal to 4490? I know that 44900/10=4490 but this kind of reply didn't satisfy me. Let's ...
1
vote
1answer
65 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
vote
3answers
2k views

How significant is difference in dynamic range between Sony A7 and Canon 5D Mark II?

I'm still trying to make a choice between these two cameras. The dynamic range is important thing to me. Many people say that the first one has a wider dynamic range. Even DXO Labs shows 14.2 EVs of ...
1
vote
2answers
201 views

How can I improve a landscape photo with deep shadows in post-production?

This is a photo that I've taken in Ani, near Armenia: The problem of this photo is that there are many shadows, particularly on gorge, and highlights near the horizon, on the right side. The ...
1
vote
3answers
901 views

What's the dynamic range of the iPhone 6 Plus?

... or other mobile devices such as the iPhone 5s, Nexus 6 or iPad Air 2? Everyone says that the dynamic range of mobile devices is lower, but how much lower? For comparison, an APS-C camera like ...
1
vote
2answers
184 views

How does dynamic range relate to white balance?

Is there a relationship between dynamic range and white balance?
1
vote
2answers
625 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
65 views

What is the relationship between ARW delta compression and dynamic range?

I read this article about the fact that Sony AWR is not a lossless RAW format, but, rather, an 11-bit + 7 delta compression. According to DXOmark, the dynamic range of A7r is 14.1, as opposed to ...
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
2answers
212 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?
0
votes
1answer
182 views

Camera dynamic range and Lightroom exposure slide

I have the Nikon D600, at ISO 100 has more then 14 EV of dynamci range. Now if I shoot a photograph in raw file and open it in Lightroom, with the exposure slide I can go only +5EV and -5EV. I am ...
0
votes
3answers
311 views

Dynamic range of Sony RX-100

attached you will find two photos I have taken, exposure manually. I have taken these with a Sony RX-100 and as you can see the sky is overexposed while the landscape is exposed "alright". I was ...
0
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0answers
39 views

Why do medium format (digital) cameras capture better dynamic range? [duplicate]

Why do medium format (digital) cameras capture better dynamic range than smaller sensor cameras?
-1
votes
1answer
45 views

Gain Factors and Dynamic Ranges of Digital Cameras [duplicate]

I am a student working on a construction method for under sampled images. I am looking for a group of text books, papers, or web sites that would give me further understanding on how digital cameras ...