Lvmh Recherche

Delphine Pelle De Queral

Sandrine Stephan

Sylvianne Schnebert

Rodolphe Korichi

Michèle Neveu

Marie Baret

Germaine Gazzano

The invention relates to a method of measuring the elasticity and firmness of skin. The invention also relates to methods of measuring improvements in a person's skin health by measuring firmness and elasticity before, during and after a cosmetic treatment. The invention further relates to methods of measuring the improvement in a person's skin firmness and elasticity that a cosmetic agent may cause when applied on the skin.

Method to measure skin elasticity and firmness

A method of characterizing a person's skin imperfections uses a digital color image-taking device to take at least one digital image of an area of skin including at least one imperfection to be characterized. An apparatus for characterizing the imperfections of the skin and a method for measuring the effectiveness of a treatment for skin imperfections use an active cosmetic, dermatological or pharmaceutical agent and further measure the effectiveness of a staining method aiming to attenuate or mask skin imperfections.

Method and aparratus for characterizing a person's skin imperfections

A method involving filters of an extracted plane from a digital image of an area of skin to obtain a first ripple image and a second roughness image, from which appropriate computation devices are used to calculate different types of gray levels to characterize a pigment spot, notably with regard to the uniformity or disparity of the spot. A method measures the effectiveness of a cutaneous pigment spot treatment by an active pigmenting or depigmenting agent.

Method and apparatus for characterizing pigment spots

The invention relates to a method and apparatus for characterizing the imperfections of the skin. The apparatus comprises: The invention finds an industrial application in a method of assessing the anti-aging effect of a cosmetic product.

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Delphine Pelle De Queral