Monthly Archives: January 2012
A good six inches of snow fell here today. The birds and squirrels were still out, however. It was quite enjoyable watching the squirrels as they leaped and dug through the snow in search of food, freshly buried under a … Continue reading
Silicon, in the form of a digital camera image sensor, is sensitive to near-infrared light. However, digital cameras use a cut-off filter to block these wavelengths. Removing this filter makes the camera sensitive to near-infrared, and replacing it with a … Continue reading
Happy New Year!