It is designed for young children and older presbyopes who have difficulty adapting to progressive changes.

Users who cannot adapt to progressive due to extreme anisometropia, monocular amblyopia, or vision in only one eye.

Bifocal glasses produced with FreeForm technology, with indistinct segments, designed for distance and near vision.

Compared to classical bifocal lenses, it provides the opportunity to switch to the near field of vision without image skipping.