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All Transitions® Lenses

TRANSITIONS® GEN S™

TRANSITIONS® GEN S™, the ultra-dynamic lenses designed to serve the dynamic of life with faster clear to dark and dark to clear, for you to experience a better vision with ever-changing rhythm of life. 

Transitions

Recommended For

Wearers who are looking for the most responsive and dynamic lenses that adapt to changing light conditions.

  • 1. For polycarbonate & CR39 lenses across colours achieving 18% transmission at 23°C

  • 2. For grey polycarbonate lenses, compared to the previous generation.

  • 3. For grey polycarbonate & CR39 lenses with premium anti-reflective coating fading back to 70% transmission @ 23°C. 

  • 4. For grey CR39 & polycarbonate lenses, compared to the previous generation.

  • 5. Sources: 

    A – Subject-masked cross-over randomized controlled investigation performed in 2023 at the University of Georgia, on 30 healthy participants (19.2 ±1.3 years). Testing light stress (discomfort and disability glare, photostress recovery) with the clear and darkest states of Grey  GEN S AR coated lenses compared to clear AR-coated control lenses.  Principal Investigator Prof Billy R. Hammond.  Manuscript ready for submission in Journal of Optometry. Harth JB, Wysocky CJ, Hammond BR, Renzi-Hammond LM, Using New Photochromic Spectacle Lenses to Attenuate Light Stress in Healthy Adults.  
     
    B – Subject-masked cross-over randomized controlled investigation performed in 2023 at the University of Murcia, on 10 healthy pre-trained participants (29.5 ±4.01 years). Testing contrast sensitivity during fade-back with Grey  GEN S AR-coated lenses compared to Grey Gen8 AR-coated lenses. Principal Investigator Prof Pablo Artal. Accepted abstract at ARVO 2024. Duarte-Toledo R, Mompeán J et al., A new photochromic lens improves contrast sensitivity during fade-back. Manuscript in preparation. 
     
    Disclaimer 
    1. Tested on Grey GEN S 1.6 index lenses with premium AR coating compared to clear 1.6 index lenses with premium AR coating.
    2. Tested on Grey GEN S 1.6 index lenses with premium AR coating compared to Grey Transitions GEN8 1.6 index lenses with premium AR coating.
    * Vision quality improved in challenging light conditions, notably in the transition from a bright to a darker environment (source B), in bright to very bright light situations (source A), or in low light with peaky stray light (source B).