Category 1 to 3 photochromatic lenses: filters 15% to 55% of light at 23°C.
In cold weather (under 10°C), the change in tint is highly reduced. Standard ISO 12312-1.
Sold with a yellow category 1 lens to enhance the contrast in low light.
100% anti-UV filter
Geometry: spherical 7-base design.
Permanent anti-fogging coating exclusive to Decathlon: makes it almost impossible for your glasses to fog up.
This treatment does not deteriorate over time, and works in all weather and all temperatures.
Photochromatic lenses automatically adjust to light intensity.
Lenses darken in approximately 30 seconds (takes 45 seconds to lighten).
The perceived brightness does not change much even when the outside brightness level changes.
For example, when cycling, the change in tint is almost imperceptible.
The tint adjusts gradually, and the eye adjusts to it.
The lenses tint faster in cold temperatures.
Nose pads material: impact resistant polycarbonate.
Arms material: polyamide + rubber.
Arm tip material: impact resistant polycarbonate.
Sizing: suitable for all types of faces (narrow to large).
Case material: EVA, zip closure.
Cloth material: polyester.
TIPS FOR CLEANING YOUR LENSES WITH EXCLUSIVE ANTI-FOG TREATMENT
To effectively clean treated lenses, rinse them under water with or without liquid soap and gently rub with your fingers. To wipe them, simply dab them with a soft (glass cleaning) cloth without rubbing.
Allow to air dry, then wipe gently with a soft, dry (glass cleaning) cloth to remove any remaining marks