Briot ALTA EVOLUTION Blocker - Page 68

ALTA EVOLUTION / EVOLUTION GT … User manual
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ALTA EVOLUTION / EVOLUTION GT
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3.4. LENS CHARACTERISTICS
LIMITS
3.4.1.
The ALTA EVOLUTION is designed to block lenses with the following characteristics:
 Diameter: 45mm < Ø < 80 mm
 Index and colour: the index and colour have no effect on automatic centering.
 Treatment: the lens treatment, in particular the anti-reflective coating, has no effect on the lens measurement.
 Height: Maximum lens height of 19mm. Place your lens on a flat surface and measure the maximum "height"
from the lens center.
h < 19
mm