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The Raspberry Pi v2 camera uses a Sony IMX219 sensor. Here is the spectral response of the sensor...
I just got a lego spectrophotomer "kit" a bag of some lego pieces, a slit, and a CD. Directions...
The cost of all of them actually vary a lot. We took a 40x apart at the barnraising and realized...
hmm maybe we could get 1 or 2 10xes. Any idea why the cost on the 10x ones here vary so much? htt...
I think you have to aim to be in a well ventilated area for pads too: pouring acetone might not b...
I'd love to work through a build at 4x or 10x, which should a much simpler in terms of onboarding...
ok great! we'll start with the 40x thanks!
I also would like to apply as a mentor.
Do you mean which magnification? Either 40x or 100x are good. I think the 40x is slightly easi...
Hi @kgradow1 wondering which lens you would recommend for a starter kit for imaging some of the P...
40x for $22: http://www.amscope.com/40x-achromatic-microscope-objective.html 100x for $31: http...
Just wanted to link over to this discussion of copper "badges": https://publiclab.org/questions/w...
Copying in that discussion here, as it belongs here more appropriately: Also thinking of making ...
I was looking for some pre-cut smaller pieces of copper in standard sizes, in part to avoid the w...
And do you have to discard the sandpaper on each use, or can it be used over and over? Thanks!
Hi, i saw you mentioned: it’s almost more like a polisher regarding the sandpaper -- was that a...
Just a note that we'd looked at some single-use acetone nail polish removing pads, because peop...
Hi, @gretchengerhke - would acetone melt nitrile or latex gloves? I'm thinking of how to ship som...
Awesome. Trying to get a bunch of the parts and prices together here: https://publiclab.org/quest...
@warren @kgradow1 -- we also tried using one of these lights -- https://www.amazon.com/Cat-CT1000...
Sounds awesome!! Will prepare a research note on it right away!!
thank you so much for this @julvie , i've started reading your great write-up and am excited to b...
Ned's last comment reminded me of something I found with our equipment a few years ago. My lab ha...
@dannysmith I will second Ned's thoughts. I assume you are using raw image format out of your cam...
Hi Everyone, Here is a preliminary review of the site and also some questions to better understa...
Hi dannysmith - I’m glad to hear the note was useful to get you started. I find it helpful to plo...
@nedhorning thank you so kindly for all of your work, the detail you have put into it has been a ...
You're free to do it @liz but sessions will be held in spanish ;)
For now, my code and iamge excerpt can be found here, just untill I figure out how to have two gi...
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Endure1 commented on an answer about What is the algorithm used in generating the fastie colormap from NDVI in Infragram? about 3 years ago
Is this conversion the reason a dual camera setup doesn't necessarily require calibration?