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TREXA Lenses

TREXA — A new Trivex®-based Essilor Lens Material

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Download the latest Free Form Lens Information:

2014 Free Form Lens Handbook
Free Form Progressive Lens Availability Chart (Updated 6-12-2012)

The New Essilor TREXA Lens Material is:

Thinner, lighter and stronger than standard plastic.
Easier to drill mount than standard plastic
6x Stronger • Easier to Drill Mount
19% Lighter • Blocks 100% UV Transmissions

TREXA is available with most premium lens technologies, including Varilux®, Crizal® and Transitions®, so your patients will experience all-around comfort in a superior everyday performance lens.

See the TREXA difference:

	Standard Plastic	*TREXA*
Refractive index	Thicker (1.50)	Thinner (1.53)
Weight (specific gravity)	Heavier (1.32 g/cm3)	Lighter (1.11 g/cm3)
Impact resistance	More likely to break	High impact resistance
Market introduction	1946	2011
UV protection	None	Blocks 100% UV transmittance
Tensile strength	Hard to drill mount (15.6 kg/f)	Easy to drill mount (61.2 kg/f)

TREXA—A new Trivex®-based Essilor material that is thinner, lighter and stronger than standard plastic. This versatile material is easier drill mount than standard plastic and is ideal for most lens prescriptions and frame preferences.

TREXA is available with most premium lens technologies, including Varilux®, Crizal® and Transitions®, so your patients will experience all-around comfort in a superior everyday performance lens.