GLASS HI-INDEX PHOTOCHROMIC 1.60
Lens Features
- 20% thinner than glass 1.523
- Provide visual comfort indoor & outdoor
- Clarity indoor 87% & darkness outdoor
85%
- Full darkness even at 40 degree
temperature
- Fast reacting-at 22*C,70% of visible light
is blocked out in 36 seconds.
- 100% protection from harmful UV rays
- Enmass Technology-dye is present on
entire lenses not thin film on top & holds
photochromatic effect for longer period
- Darken as per environment
- Speed of darkening is within 2 minutes
- Speed of reversing (fading) within 2
minutes
- Available in SV, Bifocal & Progressive
Benefit to Customer
- Don't need to carry 2 pairs
- Provides visual comfort like goggles in
strong sun light
- 100% safety from UV rays
- Comfortable vision in any light condition
- Speed of darkness & reverseness in few
minutes
- Suitable for night driving
- Does not darken in a car because of the
- UV absorbers in the windscreen
- Uniform darkening irrespective of lens
thickness
- Darkness as per requirement
SPECIFICATION OF LENS
Refractive Index (ne) |
1.60 |
ABBE Value (V) |
41 |
Density (g/cm3) ( ) |
2.60 |
UV Cutoff ( ) |
400 |
Ultra Violet A (UVA) |
100% |
Ultra Violet B (UVB) |
100% |