Mono Block Hinge
A hinge piece with an integrated rim lock piece.
A lens made of glass. While heavier than plastic lenses, it is more scratch-resistant.
A lens coating which makes the lens reflective like a mirror. By reducing the amount of sunlight that passes through the lens, glare is limited; as such this coating is often used for sport sunglasses.
Nickel Titanium (Nt)
A highly elastic memory titanium alloy. It is comprised of 50% nickel and 50% titanium.
Used as a pair, they rest on either side of the nose and help to support glasses.
The arm piece connecting the front piece and the nose pad. It can be adjusted to position the frame.
A titanium material that is made of 99% genuine titanium. Excluding the screws and washers, CHARMANT's Pure Titanium frames are completely made of titanium. It is lightweight, corrosion-resistant, and hypoallergenic.
Precision Laser Welding
A welding technique which utilizes laser energy. Far more precise than conventional welding, it joins parts without damaging the material. It provides a much stronger weld; and allows for the most delicate of pieces to be connected. LineArt CHARMANT utilizes precision laser welding.
A latter production process in which frames are smoothed with wood chips and walnut shells in a tumbling barrel for several hours.
A traditional and classic lens shape, reminiscent of a rounded upside down triangle. Traditional and classic.
The distance between the center of a person’s pupils.
This pupillary distance measurement is used when creating lenses to ensure the optical center of each lens is lined up to the wearer’s pupils for optimal visual clarity.
A lens made of Polycarbonate. Polycarbonate lenses are thinner and lighter weight than traditional plastic lenses. Its durability and scratch-resistance make these lenses ideal for sport style sunglasses and rimless styles.
A lens that eliminates horizontal glare, or reflected light, from surfaces such as water, sand, roads, and snow. Great for driving and water-related activities.
A lens that adjusts its darkness level based on the degree of light exposure. The brighter the light, the darker the lens will be.
A multifocal lens with gradual corrective powers changing from far- to nearsighted corrections. It offers a clean appearance without the borders of the different focal areas and the most natural visual correction of all multiple corrective lenses.