問題一覧
1
How long should hair be on consultation
2mm
2
What does MS mean
pulse width / time
3
True or false does thin hair use a more intense energy pulse
true
4
How long do clients need to avoid the sun/sunbeds/self tanning
30 Days
5
What nanometer is the diode laser
808NM
6
How long prior for fitz 4+ for a patch test
48 Hours
7
How much ultrasound gel is needed
1-2mm
8
Name 3 adverse side effects
hypo / hyper pigmentation zebra stripes blisters / burns
9
What does watts mean
power / temp
10
Name 3 charactastics that’s laser has
monochromatic collimated coherent
11
What does laser stand for?
light amplification stimulated emission radiation
12
What does joules mean
energy/heat
13
What does J/CM2 Mean
fluence / energy density
14
What can clients do after laser to get hairs out
shave 4 days after
15
What hair stage do you need to be in for laser to work
Anagen
16
What percentage does light reflect out
70%
17
What is laser
laser is light that uses a single wavelength that radiates in a parrell beam of light
18
What does Hz mean
frequency per second
19
How many minimum sessions do men need to have
8
20
When light is made what does it start with
atom
21
How long should you wait for patch test with fitz 1-3
24 hours
22
What is chromophore
melanin oxygen water
23
What destructs chromophores
wavelength / pulse duration / energy
24
Light is absorbed by a ____ in the skin & transformed into ___
chromophore / heat
25
What pulse and time does thick hair need
longer pulse more time
26
How many shots per patch test
3-5
27
What pulse & time does thin hair need
shorter pulse less time
28
What percentage does light reflect when using ultrasound gel
5%
29
What are wavelengths measures in
nanometres
30
What does wavelength mean
distance light travels
31
What hair colour is not effective
white red grey