I don't have my Tillandsia yet because I'm still in the research/see-if-I-can-talk-myself-out-of-yet-another-plant phase. But in my research I've come across a lot of useful information about growing these plants.
Mr Loeb was no art neophyte. His parents collected French and Italian pictures, and he already had a collection of German Expressionists. Impressed by Danish art, he started buying. The four paintings by Hammershoi in Luminous Modernism are from the important Danish art collection he built.
The SI units for luminous flux are lumens, where a lumen is defined as a luminous intensity of one candela within a solid angle of one steradian. Luminous flux is often used to compare the lighting power of light bulbs.uminous flux is a measure of the perceived power of light or light intensity. Because luminous flux is the measure of a property in the perceived sense, it is adjusted to deal with the fact that the human eye is sensitive to many different wavelengths of light and in different ways.