How Rising Sun Morpheo Achieves a True Grey Tone Without Colour Shift

Many photochromic lenses claim to be grey, yet often show a noticeable color cast during activation. Some lean toward brown, others toward green or purple. These small shifts matter to patients who want a neutral, natural looking tint that does not distort color perception.

Rising Sun Morpheo was developed to produce a true grey tone. During testing, the tint remained neutral across outdoor conditions without drifting toward secondary hues. This was achieved by adjusting the balance of photochromic compounds so they activate uniformly and maintain color stability as they reach peak darkness.

A true grey tint has several advantages for patients. It preserves accurate color perception outdoors, which benefits drivers, photographers, designers and anyone sensitive to color accuracy. It also produces a cleaner appearance on the face, which many wearers prefer over tones with noticeable undertones.

Clinics also benefit from consistency. A lens that holds its color across batches and prescriptions reduces patient complaints and improves confidence in the product line. Morpheo was evaluated against several leading market brands and showed stronger color neutrality in all comparisons.

As more patients prioritise both function and appearance, offering a photochromic lens with a dependable true grey tone becomes an important advantage for clinics.

To learn more about the color performance of Rising Sun Morpheo, contact TKR Optics.

TKR Optics

445 Sales St., Brgy 307 Quiapo, Manila City, Philippines 1001

Provincial Contact: 0917 882 9238 | GMA Area: 0917 163 0371

Email: info@tkroptics.com | Website: https://www.tkroptics.com/