response:9691
response:9691


Author Comment Last activity Moderation
nstarli "Where can I find the blue calibration card? I could not find it on the public lab store. " | Read more » about 3 years ago
cagiva "@cfastie, You were absolutely correct. The Blue card from PublicLab arrived today so I redid the white-balancing calibration with it and I got much..." | Read more » almost 4 years ago
cfastie "Performing a custom white balance on a blue-filtered NIR camera fools the camera into exaggerating the brightness of the red channel. The red chann..." | Read more » almost 4 years ago
sujayj "Thanks Chris " | Read more » over 5 years ago
cfastie "You can use any filter that blocks most blue and green light (all visible light other than red) and also passes a lot of near infrared light (somew..." | Read more » over 5 years ago