The Parameters need to memorize & Extra Info on Lasers

Corneal hazard is

Infrared and ultraviolet

Laser retinal hazard parameters is

400-1400

Retards can see 400-1400 (red retards) = laser retinal hazard

Visible light parameters

400-780nm

Lens hazard is

315-400nm (Near ultraviolet light)

Lens hazard= lazy horses can run 315- 400 nm  (neigh) - near ultraviolet radiation 

Energy at 980 nm is considered to be

infrared

780-980 is considered to be

near- infrared

Energy at 270 is considered to be

Ultraviolet

Visible light is which one of the following portion or range of the electromagnetic spectrum?

400-700nm or 400-760 nm or 400-780nm

wavelength of blue light is

400-450 nm

alexandrite can treat what kind of problems

freckles, melasma, tattoos, vascular lesions, nail fungus also used for skin rejuvenation (stimulating collagen)

diode laser is used for

skin tightening, vascular lesions, pigmentation (sun damage)

ND:YAG is used to treat

acne, deep vascular lesions, skin tightening, tattoo removal, nail fungus and pigmented lesions

KTP is used to treat

superficial lesions, scars

Erbium:YAG has a wavelength of

1540-2940