The New Transitions® GEN S™
Fed up with the hassle of swapping between your regular glasses and sunglasses? Would you like lenses that effortlessly adjust to different lighting, providing sharp vision whether you're inside or outside? Your search ends here! The innovative Transitions® GEN S™ lenses are ready to enhance your visual experience.
Transitions® GEN S™ is the fastest dark lens1 in the clear to dark photochromic category. It is fully clear indoors and darkens in seconds2 outdoors. It is ultra-responsive to light, reaching category three levels of darkness in 25 seconds3 and fading back in less than two minutes4. It also has improved long-lasting performance over time5.
Spectacular Colour Palette
Transitions® GEN S™ is available in eight exclusive colours, including a brand-new addition: Transitions® GEN S™ Ruby. All colours have been optimised to be true to tone at all times, offering vibrant tints regardless of the light environment. While being fully clear indoors, and beautifully coloured outdoors, Transitions® GEN S™ provides endless possibilities of pairing to complement any look.
Transitions® GEN S™ offers better vision quality, faster6 to ensure a continuous visual experience in harmony with varied and changing light environments. Thanks to its responsiveness to light, it provides a 39% faster vision recovery from intense bright lights7 versus clear lenses.
Virtual
Mirror
Light Sensitivity Test
1. For grey lenses in the clear to dark (category 3) photochromic category.  Transitions® GEN S™ lenses fade back faster to 70% transmission while achieving less than 14% transmission when activated at @ 23°C.    
2. For polycarbonate & CR39 lenses across colours achieving 18% transmission at 23°C.
3. For grey polycarbonate & CR39 lenses achieving 18% transmission @ 23°C.   
4. For grey polycarbonate & CR39 lenses with a premium anti-reflective coating fading back to 70% transmission @ 23°C. 
5. Wearers Test conducted by an external market research agency in the US in Q1, 2023 with 133 prescription lens wearers wearing 1.67 index lenses with a premium AR coating in clear and grey Transitions® GEN S™.
6. Vision quality improved in challenging light conditions, notably when moving from a bright to a darker environment (source B, Transitions® GEN S™ compared to Transitions Signature GEN S™, in bright to very bright light situations (source A, Transitions® GEN S™ compared to clear lenses) and in low light with peaky stray light (source A, Transitions® GEN S™ compared to clear lenses).
7. Source: Subject-masked cross-over randomized controlled investigation performed in 2023 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 Transitions® GEN S™ 1.6 index lenses with a premium anti-reflective coating compared to clear 1.6 index lenses with a premium anti-reflective coating. Principal Investigator Prof Billy R. Hammond.
8. Wearers Test conducted by an external market research agency in the US in Q1, 2023 with 93 Rx lens wearers who previously wore clear lenses, wearing 1.67 index lenses with a premium AR coating in grey Transitions® GEN S™. Tests carried out using grey lenses. Photochromic performance may vary across colours and lens material.