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
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
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller shantelleG. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £10.56. You're not tied to anything after your purchase.
