The tanning bed is a new age beauty enhancement device. It is
made by placing a number of tanning bulbs in an enclosed area.
The individual who uses it has either to sand it it or lie down
on a specially shaped bench. The usage of the bed is to sun tan
your skin. These beds emit two types of sun tanning radiation -
UVA and UVB. Primarily they emit the UVA radiation.  With
ongoing research, the companies have started to make UV beds
that follow the solar pattern more closely. This means that
increased amount of UVB radiation is being emitted by these
machines. The main aim behind this, according to the companies
is to accelerate the tanning process.  Both the cornea and lens
of human eye are sensitive to ultraviolet radiation. When our
eyes are exposed to this sunlight like light, the self adjusting
mechanism of our eyes kicks in. It leads to constriction of
pupil and squinting reflex. This is done in order to ensure that
the amount of sun light reaching the inner portion of eyes is
not enough to cause any dam