India Point Park

India Point Park
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1
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1answer
57 views

Is the relationship between object distance and magnification highly dependent on the camera used?

I'm using a cell phone to capture an image of two objects (O1 and O2) on a flat plane and my camera is level with respect to this plane (the phone and the plane are both parallel). One of these ...
2
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2answers
69 views

What should I do with negative values when computing sRGB colors from spectra?

This question is from the computational side of things. Maybe some of you computational photography folks can help me out. If I have a normalized CIE XYZ tristimulus vector like this one: (x, y, z) ...
3
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2answers
264 views

How is the spectral response of a camera typically measured?

I cannot find any resources that detail a standardized method of measuring the spectral response of a camera. Does such a standard exist? Does anyone know how to do this? To give some context, I'm ...
0
votes
0answers
86 views

How can I compute the FOV of a light field captured by a Lytro camera?

I have captured some light fields with a Lytro camera (1st generation) and loaded into Matlab. I want do do some calculations on the light field, but I have found out that these light fields are not ...
6
votes
1answer
560 views

Is there reference code for implementing light field photography?

Many of us here at photo SE have read about light field photography and related cameras from Lytro and Raytrix. A few of the advantages it allows are post-capture software focus, scene perspective ...
19
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2answers
849 views

What are the basic workings of the Lytro light-field camera?

lytro.com describes their new light field camera as being able to capture the entire light field, rather than just one plane of light, thereby allowing for a whole new set of post-processing ...