A burnt-out lamp is the most common reason any light fixture does not light. A fluorescent tube that is failed or failing usually has darkened areas near one or both ends of the tube. To replace, remove the old tube and bring it to the hardware store. Or, you can read the printing ...
You’ll still need bulbs; I picked up a 10 pack of “Natural Light” T8’s at Home Depot for about $40, they had the colour temperature listed on the box (5000k) so I was able to dial that exact number into my camera’s white balance when shooting. Other temps were avai...
But there are so many variables that there isn’t a one size fits all and to complicate it further to describe the amount of light that hits a specific surface eg: your canvas, another term is used calledLux or Footcandledepending if you work in meters or feet. Luxis defined as the l...
The raw data based on this study with plants that a 12 Watt LED canat leastreplace a 100 watt MH of equal Kelvin ratings in aquarium applications. High output 30 Watt LED should easily replace one 175-250 Watt Metal Halide of similar rating for marine applications up to 24-30 inches in ...