diy-spectrometer
diy-spectrometer


Author Comment Last activity Moderation
Xenon "Does thw 2710 Amazon module include an IR filter, and can it be easily removed? Thanks " | Read more » over 1 year ago
emontoya57 " I just tried the suggested link: http://article.sapub.org/10.5923.j.jlce.20150304.02.html It works. " | Read more » over 3 years ago
Bronwen " @khizzi , I found a more recent link to the paper here: http://article.sapub.org/10.5923.j.jlce.20150304.02.html " | Read more » over 3 years ago
khizzi "I am interested in your research, but the links to your papers are not bringing anything up. I've tried searcing my resources, and am coming up emp..." | Read more » over 3 years ago
crvickru "Almost done my 3d printed design. So far alignment has been hard but making progress. Waiting for a few 532nm band pass filters to clean up my lase..." | Read more » over 4 years ago
Ag8n "Time for me to start dusting off Raman stuff. " | Read more » over 4 years ago
crvickru "Hello, I know I am a bit late to the party but, I was wondering if the fibre optic cable is necessary for the setup? I am working on my own Raman ..." | Read more » over 4 years ago
stoft "Nice graphics. Yes, white LEDs are not broad spectrum. If it's of any help, I set (Matlab code) the ELP camera to: Manual Exposure, Exposure=-3 (-1..." | Read more » over 4 years ago
Tehnicni "I tried this camera https://www.aliexpress.com/item/HD-Surveillance-camera-1080p-Full-Hd-MJPEG-30fps-High-Speed-CMOS-OV2710-Mini-CCTV-Android/32811..." | Read more » over 4 years ago
omarormachea "To converting the image to spectrum we are using our own developed software for android devices, the software actually is free. We developed a mini..." | Read more » almost 5 years ago
omarormachea "To converting the image to spectrum we are using our own developed software for android devices, the software actually is free. We developed a mini..." | Read more » almost 5 years ago
omarormachea "To converting the image to spectrum we are using our own developed software for android devices, the software actually is free. We developed a mini..." | Read more » almost 5 years ago
omarormachea "To converting the image to spectrum we are using our own developed software for android devices, the software actually is free. We developed a mini..." | Read more » almost 5 years ago
david_uwi "I finally got round to making the Raman spectrometer. I first tried at right angles and as you found I got nothing. So I went for the transmission ..." | Read more » over 5 years ago
stoft "@stef, thanks for the curve data. While the data is useful for comparison with relative sensitivity curves of other cameras, the data, unfortunatel..." | Read more » over 5 years ago
stef " khufkens-pi-camera-response-curves-3342e29_-3-.zip @warren,@stoft This may provide additional info. Stef " | Read more » over 5 years ago
stoft "What I've read is that the RPi camera used to use the OV5647 camera chip but has "upgraded" (changed chips) to a Sony IMX 219 PQ CMOS image sensor ..." | Read more » over 5 years ago
warren "Great, thanks -- and just to link to the question I'd asked about this earlier: https://publiclab.org/questions/warren/09-28-2016/upgrade-a-diy-spe..." | Read more » over 5 years ago
stoft "Jeff, I inserted the component details in the note above, just before the plots. As to the RPi camera, it seems to have two "difficulties" which n..." | Read more » over 5 years ago
warren "Great to see this comparison. Do you have a link to where these webcams might be purchased, and prices? Also - I think you had some thoughts on th..." | Read more » over 5 years ago
dhaffnersr " stoft, see, that's what I'm talking about, finding the work-around, that's actually a great idea and very cost effective. " | Read more » about 6 years ago
stoft "Yes, both aluminum and silver oxidize very rapidly which is why all mirrors with those surfaces are coated -- the type of coating affects the mirro..." | Read more » about 6 years ago
dhaffnersr " cristoforetti, oh yeah, that's perfectly fine I do the same thing when I build a prototype. I use some pretty unconventional material sometimes! " | Read more » about 6 years ago
cristoforetti "@dhaffnersr thank you for the reference. You are certainly right, my only point is that it will take some time to have an aluminum coated mirror, i..." | Read more » about 6 years ago