Back Side Progressive Lens – Excelite Freedom Your Choice to Perfect Vision



New Innovation
Innovative advanced technology now enables a breakthrough in the future of progressive lenses. TOG has taken this new technology and proudly presented in internal freeforming progressives and applied it to Excelite Freedom, the ultimate individualized vision correction Your choice to Perfect Vision

Customization
Freeform surfacing enable custom-desired solutions to individual vision requirements, steering away from the one size fits all options of yesterday.

Advantage Features

Enhanced visual acuity
Excelite Freedom is made-to-order, just a tailored suit is cut to the wearer’s measurement. The reduction in swim effect, usually associated with progressive lenses is considerable, as is the decrease in image sway, due to the fact that the lens is closer to the eye.

Broadened Viewing fields
The reading/ near area is expanded for 20% comparing with general progressive lens, improving the whole range of vision.

Ease of adaptation
Excelite Freedom is designed for individual wearer, widened viewing fields and decreased distortion, improve wearer experience.

Perfect Tailor made vision
With the customization progressive design, lightweight and thin lenses, is suit with upper 25 mm frame.


TRIVEX™ is the optical monomer from PPG Industries, Inc. It’s Quasi-Thermosetting Plastics material which combined the outstanding features of Thermosetting Plastics (strong structure and chemical resistance) and Thermoplastic (elasticity and not easy to fragile) together.

TRIVEX™ Lens Material Properties

ABBE.

44

Impact Resistance

- Passes FDA @ 1.0 MM CT
- Passes ANSI Z87.1
- Passes CEN Europe

Specific gravity

1.11 g/cc

Refractive Index

1.53

 

Tri-Performance Standard

- Excellent Optics - high ABBE number (44) maximizes visual acuity and enable clear optic throughout lens without chromatic abberation.

- High tensile strength and excellent rigidity makes lenses ideally suited for rimless and three-piece frame.

- Trivex™ material is so light; its specific gravity is 1.11 g/cc, which is the lightest of any lens material.

Thai Optical Group Public Co., ltd.
 has taken Trivex™ material, added their extensive experience, know-how and innovated Excelite TVX™. With its excellent properties, Excelite TVX™ not only complies with the specifications set out by ANSI Z87.1 of the Food and Drug Administration of America, but has also obtained the 2004 Outstanding Technologist Award from the Foundation of Science and Technology under the Patronage of His Majesty the King.