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
Radio wave have the longest wavelength in the spectrum - ANSWER_Radio waves
Infrared light ( IR ) - ANSWER_Is invisible and thermal
Infrared energy - ANSWER_Felt as heat on the skin and can be captured in thermal imaging
Longest wavelength visible light - ANSWER_Red
Shortest wavelength viable light - ANSWER_Violet
Some laser hair removal devices are in the red light and some are in the near infrared part of the electromagnetic spectrum - ANSWER_
Ultraviolet light - ANSWER_Highly energetic with shorter wavelengths than visible light
UVA rays - ANSWER_95% of UV radiation that reaches the earth
UVA rays - ANSWER_Penetrate the skin more deeply and are dominate tanning rays. Cause photo aging and skin cancer
UVB rays - ANSWER_Cause skin burns and effect the epidermis. Also cause cancer
and photo aging
UVC RAYS - ANSWER_Rays are absorbed by the ozone layer and don't reach the earth
Gamma rays - ANSWER_Have the shortest most powerful wavelength and the most energetic form of light
Gamma rays can kill living cells - ANSWER_Used in medicine to kill cancerous cells
Laser light - ANSWER_Is coherent Monochromatic Collimated
IPL Light - ANSWER_Is polychromatic Scattered and