U N I V E T
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. Did you know that
Maximum scratch resistance
Vanguard anti-scratch technology guarantees resistance to abrasion, greater durability and improvement in visibility even in critical conditions, offering a performance that is considerably higher than basic scratch-resistant treatments on the market.
Lens treatments Summary
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 204)
KN
Vanguard ULTRA
KN
Vanguard PLUS
K
Anti-Scratch
-
Anti-Scratch Basic
33
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