All the safety glasses sold by Varionet respond to different personal protection safety standards: prescription safety glasses, vision protection glasses for presbyopia or non-corrective protection glasses.
EN 166 standard? What is this?
Back to school is coming and your eyes are already tired!
For what?
The lights follow each other and are not alike: after filling up with vitamin A under the sun arrive the rays of blue light emitted by your computer , smartphone and other digital devices.
Blue light , everyone talks about it; it is present everywhere! First in the natural light emitted by the sun , in this case "normal" exposure is strongly recommended for its beneficial effects for humans.
The brand Ray Ban was created in 1937 by a German eyewear manufacturer Bausch & Lomb.
Its origin is due to the renowned American pilot lieutenant John Macready who asked his optician to manufacture a pair of “panoramic and enveloping protective” sunglasses with glass filtering ultraviolet and infrared rays in order to regain optimal comfort when exposed to the sun .
If you don't yet know what CliC glasses are...
THE CLIC glasses they have a magnetic connection on the nose , a semi-rigid cord and adjustable temples . The brand has obtained several patents concerning its magnetic closure system, the headband, the stretch cord system... new at Clic : we can now adjust the cord semi-rigid to adapt it perfectly around your head.
Colors are everywhere and there are endless shades. What is this phenomenon? What do they represent?
What is color and how do we see it?
Light is an electromagnetic wave (like a radio wave) and "its color" depends on its wavelength.
Its size gives it its "color": when the wavelengths are short - around 380 nm - we perceive them as blue-violet and...
Resulting from research carried out by qualified and approved opticians and French scientists, the innovative technology of Varionet lenses for presbyopes makes it possible to combine clear near vision and intermediate vision, unlike conventional single vision lenses distributed in pharmacies, in stores and in stores. conventional optics.
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