| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| shilpashetty | "I like your blog so much it is so Call Girls in Mumbai good it is very informative and good thank you. " | Read more » | about 4 years ago | |||
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| patalbright | "Thanks, I will try to add an IR spotlight (used also in security camera settings) to add more IR light to this NDVI setup. Has anyone experience wi..." | Read more » | about 4 years ago | |||
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| amirberAgain | "Yes, you are correct that incandescent lamps are far less efficient than LEDs. You should be able to find LEDs centered around 740mn, try looking a..." | Read more » | about 4 years ago | |||
| cfastie | "As amirberAgain says, illuminating the plants with a balance of NIR and visible light similar to sunlight will make interpretation of the NDVI resu..." | Read more » | about 4 years ago | |||
| patalbright | "Thanks @amirberAgain My full spectrum LED lamp produces some light in the IR spectrum as well. However, I do not want to have a too high intensity..." | Read more » | about 4 years ago | |||
| amirberAgain | "My experience with broad illumination for spectral imaging is to prefer an incandescent type lamp, sometimes with a blue LED in addition to that. H..." | Read more » | about 4 years ago | |||
| patalbright | "Hi @amirberAgain, thanks for sharing this. You are absolutely correct - I use an LED with a sunlike spectrum but it is a bit weak on the NIR side o..." | Read more » | about 4 years ago | |||
| amirberAgain | "Hi @patalbright, A couple of things 1. Use whit Styrofoam as a reference white, try to find one that's Matt and not glossy. 2. The light source you..." | Read more » | about 4 years ago | |||
| patalbright | "Thanks a lot liz, it is a super interesting project for me and makes a lot of fun! Happy to get additional insights from your end if there is anyth..." | Read more » | about 4 years ago | |||
| liz | "Super excellent documentation! CC @cfastie " | Read more » | about 4 years ago | |||
| patalbright | "Hi Petter Thaks a lot for your comment, glad to have followed a similar approach as you did! Of course I also checked our post on this topic Link a..." | Read more » | about 4 years ago | |||
| petter_mansson1 | "Hello Patrick, Seems like we have had a similar approach using the PiNoIR camera. I went with the same approach as you. Trying to adjust the awb ..." | Read more » | about 4 years ago | |||
| mjcamerino92 | "Wow that was incredibly helpful! The 5 mb file size is not an issue. It looks like with the 40x objective and the Pi Cam V2.1 you were able to ach..." | Read more » | about 5 years ago | |||
| MaggPi | "Michael, Take a look at this comparison study of different microscopes: https://publiclab.org/notes/MaggPi/08-19-2019/microscope-calibration-with-i..." | Read more » | about 5 years ago |