|NK55 (imported from Japan)
|SPH: +3.00~-3.00, ADD: +100~+300
1. Blue Cut Lenses
|What is the "Blue color light "of digital devises which is said to be the cause of glares, flickers: the shorter the wave length of the light is the more energy it has. The lights with shorter wave length, like ultraviolet rays are said to cause damage to the eyes.
Blue color light are lights in the range of visible rays with high frequency. They are lights in-between 380nm to 530nm. (violet to blue lights)
They are worried that they may cause damage to the eyes since they have very short wave length like as ultraviolet rays.
In our daily life, we are covered with bright lights such as TV, PC monitors and LED lighting.Many of these lights emit a lot of "Blue color light" to emphasis the brightness.
the same as the ordinary lenses, like high light transmission performance, relieve visual fatigue,make you see the world more clear.
dark color change, deep, shallow light-colored ultraviolet light, isolated from UV damage, anytime, anywhere to protect your eyes.
Also can be called HC coating, is to enhance the hardness of the lens to prevent the substrate scratch
|Hard Multi Coated
Also can be called HMC or AR coating, is to protect the lens effectively from reflection
|Super hydrophobic Coated
Also can be called SHMC coating, is to make the lens waterproof, antistatic, anti slip and oil resistance