/ O P T I C A L TECHNOLOGIES
U N I V E T
Ultra Performing Treatment Vanguard
Did you know that
In order to stress the anti-scratch qualities of the treatment, the EN 166 regulation requires 3 kg of quartz sand to be dropped from a height of 1.65 m on the lens and to subsequently check the delta in the luminance factor, which must not exceed the value of 5 Cd / Mq x lux.
Anti-Scratch Treatment Comparing treatments
Maximum scratch resistance
Vanguard anti-scratch technology guarantees resistance to abrasion, greater durability and improvement in visibility even in critical conditions, oƷering a performance that is considerably higher than basic scratch-resistant treatments on the market.
> 5
3,5 Mq X lux Cd
2
1,2 Mq X lux Cd
Mq X lux Cd
Mq X lux Cd
Lens treatments Legenda
Without treatment
Anti-Scratch
Vanguard PLUS
Vanguard ULTRA
SYMBOL
TREATMENT
MARKING
The performance of the treatment may vary according to the conditions of use, as well as to proper cleaning and maintenance of the lenses. (Indications on page 158)
Vanguard ULTRA
KN
Scratches are a common problem for safety glasses lenses, they can be caused by the presence of dust or by poor maintenance. Scratches may compromise lens transparency and visibility, exposing the user to risks.
Vanguard ultra performing treatments, Vanguard PLUS and Vanguard ULTRA, harden the surface of the lens for an outstanding scratch resistance while maintaining total transparency and increasing safety for the user.
Vanguard PLUS
KN
Anti-Scratch
K
Anti-Scratch Basic
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40
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