QUESTIONS AND ANSWERS 100%
CORRECT
LASER - ANSWER-Light amplification by the stimulated emission of radiation
Light consist of many wave lengths - ANSWER-Laser consist of just one
The FDA approved lasers for permanent hair reduction - ANSWER-In. 1997
When was the Ruby crystal laser invented - ANSWER-In 1960
The Ruby crystal uses what wavelength - ANSWER-694 nm
In 1960 the ruby crystal was invented and used for - ANSWER-Dermatology and
ophthalmology
ELECTROMAGNETIC SPECTRUM of RADIATION - ANSWER-Visible and invisible
light
The light we see belongs to what spectrum - ANSWER-ELECTROMAGNETIC
SPECTRUM of RADIATION
The spectrum of light is arranged by its frequency of its waves - ANSWER-Longest,
lowest waves to shortest highest waves. Radio waves are longest and gamma waves
are shortest
, Wavelength - ANSWER-Is the measurement between the distance of two consecutive
peaks in a wave ( peak or troughs )
Short wave length - ANSWER-High frequency
High intensity
High melanin absorption
Long wave length - ANSWER-Low frequency
Low intensity
Low melanin absorption
Ruby laser - ANSWER-694nm
Alexandrite - ANSWER-755nm
Diode - ANSWER-800nm , 810nm
Nd Yag - ANSWER-1064nm
Ruby and alexandrite - ANSWER-Short wave length
High frequency
High intensity
Nd Yag - ANSWER-Long wavelength
Low frequency
Low intensity
Nanometers
Nm - ANSWER-How a Wavelength is measured
Infrared - ANSWER-Lasers are in this wavelength