• Ultravex

Ultravex

ULTRAVEX is a special hard resin lens with excellent resistance to impact and breakage. Available with 1 .57 and 1.61 index, Ultravex lens is not only with superb optical features but also very easy for edging and RX processing.


Product Detail

Ultravex

High impact hard resin lens series

Parameters
Reflective Index 1.57, 1.61
UV UV400, UV++
Designs Spherical, Aspherical
Coatings UC, HC, HMC+EMI, SUPERHYDROPHOBIC, BLUECUT
Available Finished, Semi-finished
Benefits

Particularly resistant to high impact

Easy edging, normal edging machines are fine

Good optical features, higher ABBE value

Suitable for drilling and mounting rimless frames

Properties
Ultravex CR-39™

Poly

Mid-Index Hi-Index
ABBE

42

58

31

34-41 32-42
Scratch Resistance (Bayer)

0.5

1

0.2

0.3-0.5

0.5

FDA Impact Resistance

Pass

Fail

Pass

Fail

Some Pass
Specific Gravity

1.16

1.32

1.22

1.20-1.34 1.30-1.40
Refractive Index

1.58

1.5

1.59

1.53-1.57 1.59-1.71
Chemical Resistance Good Good Unacceptable Good Good
Processing

Ultravex

CR-39™

Poly

Mid-Index Hi-Index
Surfacing Good Very good Difficult Good Good
Tint Rate Average

Fast

Non-tintable Average Fast
Typical Center Thickness 1.3mm 1.88mm 1.5mm 1.5mm 1.5mm

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