Photochromatic lenses darken when exposed to ultraviolet rays from the sun. There are different products made by manufactures, all of which have patented names for their own products. All these products darken but not every product offers the same performance. Transitions Lenses is the leader in the market for performance and customer satisfaction.

Here are features that Transitions Lenses offer:

Transitions Lenses offer the largest selection of choices for the consumer. There are 6 colors available for Transitions Signature VIIIlenses. Grey, Brown, and Grey-Green have been available. The newest additions are Amethyst, Sapphire, and Amber.

The Transitions Signature VIIILenses offers the fastest darkening properties.

This newest generation of Transitions Lenses solved many of the old issues of Transitions Lenses. For example Some older lenses turned yellow or orange or just stopped working when exposed to the UV light after 2–3 years. Older generations were just too slow to change.

Transitions Signature VIII Lenses are the clearest to dark lenses.

Transitions Xtractive Lenses provide an indoor tint that darkens outside.

Transitions Vantage Polarized Lenses darken and increase in polarization in bright outdoor light

Transitions DriveWear Lenses are designed specifically for driving. These polarized lenses are tinted to enhance contrast in overcast conditions, then darken to protect in sunny conditions, making driving safer

Transitions Lenses are comfort tint lenses that adapt to your environment.

Transitions Lenses do have Transitions Lenses do have limitations..

Keep in mind these lenses do not darken behind the windshield of a car. Almost no change occurs on Transitions except for the Transitions Xtractive that only will darken to about 30% of their darkening ability behind a windshield.

Transitions Lenses worn in a dress frame may allow light to seep around, under, and over the edges of the lenses reducing comfort in bright sun conditions.(Wrap-around Sunglass framework to prevent this problem)

The transition from dark to light for Transitions Lenses is much slower than the transition fromlight to dark. At A1A Optics, we will help guide you to the proper frame and lens selection toprovide you with TOTAL satisfaction.