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Lego Spectrometer

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WebJack

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DustDuino

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Infragram

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Basic Microscope Kit

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Basic Microscope Kit

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Basic Microscope Kit

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Blog

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sandbox-2

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Activities

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activity-template

6 days ago | 0 | 0

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pH

7 days ago | 0 | 0

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opencall

7 days ago | 0 | 0

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Mayfly

8 days ago | 0 | 0

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pH Testing and Citizen Science

8 days ago | 0 | 0

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papercraft-spec

12 days ago | 0 | 0

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paper-spec

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Papercraft Spectrometer Intro Kit

12 days ago | 0 | 1

cfastie commented on Calibrating DIY NIR cameras – part 2

Ned, This is really good data. The primary result seems to be that the calibration procedure wor...

2 comments » about 4 years ago

warren commented on Assembly pics for prototype "countertop" spectrometer

I think most of our kits use first-order. Second order is wider -- so you could maybe get better ...

3 comments » about 4 years ago

cfastie commented on Calibrating DIY NIR cameras – part 1

Ned, This is a substantial advance, and an excellent explication of it. I like your statement of ...

18 comments » about 4 years ago

andrewshears commented on Nighttime Balloon Mapping

Agree 100% with castle's camera recommendations. We did highest ISO our little point and shoot ha...

4 comments » about 4 years ago

azaelbg commented on Help!! Problems with spectrophotometer spectra trying to build "countertop" set

Hi dckim. One may get sharper and bright images by reducing the slit width (by cutting a narrower...

8 comments » about 4 years ago

azaelbg commented on Assembly pics for prototype "countertop" spectrometer

I am working in a similar DVD-based webcam spectrometer to use in a telescope which gave me a CFL...

3 comments » about 4 years ago

warren commented on Help!! Problems with spectrophotometer spectra trying to build "countertop" set

Yes, you can download in the left-hand column on the spectrum page, it's a small grey bar with XM...

8 comments » about 4 years ago

Cindy_ExCites commented on Goldsmiths University First Mapping session

Have you/would you try this again (since 2011)? If so please let me know! I'd love to join, being...

1 comments » about 4 years ago

warren commented on Cheap Thermal Imaging Sensor

Looks cool! Can you tell us anything more about it?

1 comments » about 4 years ago

jrunner commented on Balloon mapping of wetlands near Clayton, NY

The channels were excavated by the US Fish and Wildlife Service using an aquatic excavator in par...

5 comments » about 4 years ago

cfastie commented on CCD Photodiode Array Spectrometer

I didn't know you could buy a photodiode array for that little money. Fifty dollars for parts is ...

24 comments » about 4 years ago

bc512 commented on NDVI Colour Sensitivity

hey warren my infragram image is posted right at the top of the page in high quality if you would...

5 comments » about 4 years ago

warren commented on Attempt at Quantitative Analysis for Desktop Spectrometer

Just wanted to link straylight's follow up post: http://publiclab.org/notes/straylight/05-13-2013...

8 comments » about 4 years ago

warren commented on Enhancing Sensitivity of DIY Spectrometers

Hi, Philipp -- I did end up adding a "smooth" macro, which i've demonstrated in this post: http:/...

5 comments » about 4 years ago

warren commented on NDVI Colour Sensitivity

Hi, can you post your raw Infragram image? So we can try?

5 comments » about 4 years ago

michelemariacaruso commented on Modification of camera position on older desktop spectrometer kit for flare spectrometry

it's fantastic, i think that it is very useful

4 comments » about 4 years ago

warren commented on Cheap spectrometer fundraiser on indiegogo

I think it's a pretty ambitious vision for a spectrometer. The one they show is acknowledged to b...

5 comments » about 4 years ago

warren commented on Modifications and tweaks for flare spectrometry

I almost forgot the most important addition: this desk vise which let's us precisely aim and stab...

1 comments » about 4 years ago

dckim commented on Help!! Problems with spectrophotometer spectra trying to build "countertop" set

I attached the picture of the slit. It's from the "standard" desktop spectrophotometer kit that ...

8 comments » about 4 years ago

bc512 commented on Infragrammar with HSV color model

I would love to see the raw image of this if possible? what setup are you using etc? thank you

17 comments » about 4 years ago

ikerluna commented on Webcam Conversion to (Near-) Infrared

Thanks a lot for your help I will try to use the same webcam that u are using.

35 comments » about 4 years ago

luisperezphd commented on Good shutter synchronization

Great job on this article. That's a very clever way to test the shutter. If you wanted higher res...

4 comments » about 4 years ago

warren commented on Importing spectra from NIST and WebMineral.com to Spectral Workbench

Scott posted a selenium spectrum here: https://spectralworkbench.org/analyze/spectrum/12054

4 comments » about 4 years ago

warren commented on Classroom Flame Spectroscopy

Hi! Scott Eustis and I took some elements from your great activity and made a draft of an activit...

11 comments » about 4 years ago

ikerluna commented on Webcam Conversion to (Near-) Infrared

hello JoshMc I want to take pictures at close range, do you figure out how can I fix the focus p...

35 comments » about 4 years ago

cfastie commented on Possible problem with DIY Infragram camera or infrapix

Great to know a blue sky can produce a white balance setting with so much separation of the blue ...

12 comments » about 4 years ago

cfastie commented on Possible problem with DIY Infragram camera or infrapix

Wow, you must have used something really blue to white balance. Please let us know how you did th...

12 comments » about 4 years ago

ceefoster commented on Possible problem with DIY Infragram camera or infrapix

OK, thanks for the tips. I adjusted the white balance so the images are more orangey. However, no...

12 comments » about 4 years ago

ceefoster commented on Possible problem with DIY Infragram camera or infrapix

Thanks! I'm definitely headed in the right direction -- I have more variation than before. Howeve...

12 comments » about 4 years ago

ceefoster commented on Possible problem with DIY Infragram camera or infrapix

Thanks. I'm looking into that now. Can I do this if the camera has already been hacked to take In...

12 comments » about 4 years ago

Public Lab community newsletter 6.29.12

by Shannon over 5 years ago | 0 | 2

Help learning to use MapKnitter

by gonzoearth over 5 years ago | 4 | 0

Amsterdam kite satellite

by keimpe over 5 years ago | 1 | 0

Finding Helium

by gonzoearth over 5 years ago | 0 | 0

H2S retrieval from Bayou Sauvage

by eustatic over 5 years ago | 10 | 2

Pictures of Balloon Mapping Union Sq NY

by C_Eich over 5 years ago | 0 | 2

Waag Society: Citizen Science presentation

by warren over 5 years ago | 2 | 1

Base maps in MapKnitter

by gonzoearth over 5 years ago | 1 | 0

Alaska Range balloon mapping

by cfastie over 5 years ago | 1 | 1

Article on opening science

by Shannon over 5 years ago | 0 | 2

FABAoutfit derivative KAP rig

by jbreen over 5 years ago | 0 | 0

Public Lab community newsletter 6.22.12

by Shannon over 5 years ago | 0 | 2

Analytics on aerial images -- using filesize

by warren over 5 years ago | 6 | 0

Trash Can Rig in Action

by MicheleTobias over 5 years ago | 0 | 0

Public Lab community newsletter 6.15.12

by Shannon over 5 years ago | 0 | 2

Thermal Flashlight as Power Ring

by mathew over 5 years ago | 0 | 2

Easy Kites for Kite Trains

by mathew over 5 years ago | 0 | 0

Coded ground control points

by Jasja over 5 years ago | 7 | 3

Lincoln Peak Vineyard

by cfastie over 5 years ago | 3 | 0

air column quality and wind sensor v01

by Shannon over 5 years ago | 1 | 0

Air column monitor components

by Shannon over 5 years ago | 5 | 0

3-D Images- Big Branch Balloon Mapping

by astoicof over 5 years ago | 0 | 1




A shared knowledge base for community science

New page by warren about 21 hours ago

Lego Spectrometer

New edit by liz about 22 hours ago - changes

Contribute

New edit by warren 1 day ago - changes

WebJack

New edit by warren 1 day ago - changes

DustDuino

New edit by warren 2 days ago - changes

Infragram

New edit by warren 3 days ago - changes

Basic Microscope Kit

New edit by warren 4 days ago - changes

Basic Microscope Kit

New page by warren 4 days ago

Basic Microscope Kit

New edit by stevie 4 days ago - changes

Blog

New edit by warren 4 days ago - changes

sandbox-2

New edit by warren 4 days ago - changes

Activities

New page by warren 6 days ago

activity-template

New page by stevie 7 days ago

pH

New page by warren 7 days ago

opencall

New page by warren 8 days ago

Mayfly

New page by warren 12 days ago

papercraft-spec

New page by warren 12 days ago

paper-spec

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