Designing With Light Outdoors
Compact
and durability
It may seem obvious that bulbs which deliver more
light and are more efficient generally cost more. Some cost considerably
more, but you must also compare the rated lamp life, since some lamps
costing several times more usually last several times longer.
Incandescent A
Standard type commonly used around the home. Inexpensive,
but yields less light than other incandescents.

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Incandescent
B
Reflector type, either flood or concentrated spotlight.
About twice the light output of A bulbs.
Flood
Concentrated Spotlight |