Varionet News
titanium glasses
Titanium has been a material increasingly used in the world of optical industry since the 1980s. Titanium glasses appeared in France around 1986 when they were already widespread in Japan .
Origin and manufacture of titanium:
Discovered in 1791 by the British William Gregor, the first use of titanium dates back to the beginning of the 20th century, as an additive to cast iron and steel, in the form of ferro-titanium. It is the 22nd element of the periodic table, it has the symbol Ti. It is a stable element that belongs to the family of transition metals such as silver, cadmium...
A NEW LOOK AT RADIATION PROTECTION
Radiology - nuclear medicine - biomedical research
Sources of X-ray emissions:
Radiation is said to be ionizing if it has enough energy to tear an electron from an atom. This is the case of X-rays emitted by diagnostic devices. The ionization caused by this radiation passes through the living matter “in rain”, causing chemical modifications of the cellular molecules. The impact on a given organ is quantified in Sieverts (Sv) or equivalent dose.
Varionet proximity lenses
A perfectly clear vision for close and proximity activities!
Varionet proximity lenses are intended for presbyopia, ie people over 40 years old. These glasses have 2 advantages:
- perfectly clear and sharp near vision
- a wide and deep intermediate vision zone (up to 3 meters).
Each presbyopic wearer will thus benefit from excellent visual comfort in all short- and medium-distance activities: reading, screen, precision work, meeting, etc.
5 Reasons to Wear Glasses
Indeed, your vision is constantly attacked: In front of digital screens (with harmful artificial blue light), when you play sports indoors/outdoors (sunlight, birds, chlorine, etc.), when you are out for a walk and even when you tinker on Sunday at home.
Discover the two key models of the Ray-Ban brand
The famous Ray-Ban brand was created by Bausch & Lomb, an American company.
The first model of RB, "Aviator" was requested by John A. Macready, American Lieutenant. Indeed, he asked Bausch & Lomb opticians to manufacture a pair of "panoramic and enveloping protective" sunglasses with ultraviolet and infrared filtering glass in order to regain optimal comfort when exposed to the sun.
US Air Force ordered this model in 1933 for its fighter pilots, marketing to the general public will take place 3 years later, in 1936.
Eye protection glasses for healthcare professionals
Vuarnet and sunglasses: a long story!
All about the Varionet Made in France cleaning spray
For to clean everyday objects, glasses , smartphones , computers or photo lenses , some will use any cloth or glass cleaner. However, these gestures are absolutely to be avoided to preserve the instruments on which they are applied! Indeed, wiping with a dry cloth may cause micro-scratches. As for the glass cleaning product, it is not suitable and can damage the protective film of your computer and other devices over the long term.
WHAT TO CLEAN YOUR GLASSES AND DELICATE DEVICES WITH?
The anti-fog wipe, not just for mask wearers!
With the Covid-19 pandemic and the wearing of the mandatory mask, you have, for sure, seen multitudes of tips for prevent your glasses from fogging up . Some more surprising or effective than others. This is the case of the Varionet anti-fog microfiber ! However, there exists other situations where this anti-fog wipe could do you a favor…
- DIY
Do-it-yourselfer on Sunday, you have fog forming on your goggles ? An anti-fog microfiber avoids this problem and allows you to tinker in peace.