Questions tagged [science]
The science tag has no usage guidance.
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How to shoot in enclosed spaces with reflective surface without any reflection and have a good quality image
For my current research project I need to take photos in a wind tunnel (A big enclosed rectangular 400cm x 100cm x 70cm). The objects are super tiny seeds that disperse on a white reflective sticky ...
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Setup for photographing moose scat for 3d reconstruction and further analysis
I am not a professional photographer, so I ask for your indulgence in that some basics may not be obvious to me.
I am in the early stages of planning a scientific study on a moose (Alces alces) ...
2
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Color regrading/correction/calibration between photos for scientific color analysis using in-image palette
This question is not quite in the same vein as artistic photography but I feel that this StackExchange is best suited to answering the question. Closest questions I could find for further reading ...
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How Schlieren Photography can be done using mobile camera?
Can we do Schlieren Photography using good mobile phone camera (13-20 MP)? If yes how or can we do this photography only using professional digital camera?
Schlieren Photography
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Why are mid-day images dull?
When I take pictures at mid-day, well before the golden hour, my images are usually dull. They seem hazy, low in contrast (perhaps due to haze?), and lacking in saturation.
My suspects:
Sensor ...
2
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3
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Organize photos for many overlapping projects
I am working with a larger collection of photographs (~10,000) for my PhD thesis (in biology) and I am currently struggling with the organization of these. Sorry, if this question is in the wrong ...
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Does a long exposure in DSLR camera have a similar effect to a global shutter?
Regular DSLRs make use of mechanical shutters and progressive electrical readouts, and hence images are captured in a rolling shutter.
But, when used to capture pictures with a long exposure, where ...
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How to optimize detection of brightness changes in an immovable object?
My task
I want to use a digital camera to capture slow changes of an object for scientific purposes, subject to the following constraints:
The camera is a Canon EOS Rebel T5i.
The position of the ...
2
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1
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Calibrating monitor with lab spectrometer
I'm trying to calibrate my monitors. But I'm wondering if I can avoid buying another piece of equipment by using a lab spectrometer (in the past I've always just calibrated by eye). I'm a PhD student ...
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What tiny lens to shorten the focus on a tiny camera?
I'm trying to set up a tiny camera for a tiny science experiment. The camera is an OmniVision OVM6211:
It's pretty much a 3mm cube, containing the image sensor and all the lenses. It has a 90º FOV ...
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How to calculate the distance of an object in a photo?
I am going to be carrying out some experiments for school in physics class where I will need to calculate the distance a tennis ball travels. I am going to be filming it, and I was wondering if a ...
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How to get Canon 1200D quantum efficency plot?
I've searched quantum efficency of Canon 1200D and I found some images like here: http://www.deep-sky.co.uk/imaging/dslr/dslr.htm .
How these people get quantum efficency plots for mentioned Canon 40D?...
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Raw photo for scientific purpose. How to set white reference to defined numeric L*a*b value?
I need a scientific raw photo for colour analysis. I shot with a reference gray card which has a defined Lab color space L=70*a=0*b=0.
I need to balance the photo with L=70 in camera raw.
Is it ...
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How can I connect a cheap digital camera to my 1960s spectrometers?
I teach physics at a community college, and for use in our lab course we have a nice set of 1960s spectrometers that each contain a telescope. (For a description of the optics, see my lab manual, lab ...
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What settings should I use on a webcam to get accurate light intensity measurements?
I hope I am not in the wrong place to ask this kind of question since it is more about image acquisition than photography.
I have to use a Microsoft Lifecam HD webcam to take snapshots of a laser ...