He led me out of the building and down an asphalt ... The microscopes, which fire two pulses of infrared light at a single point, are valued for the clean images they take of fluorescent-dyed ...

What one must truly avoid is lights with only reflectors without any lenses unless one wants to use them as floodlights or for blinding oncoming traffic. The above diode dynamics video explains all ...

Full-spectrum LED Grow Lights are among the best choices for indoor gardens. They are affordable, eco-friendly, energy-saving, and produce sunlike light that increases your yields. Here are my top ...