acetate: This synthetic material (also known as cellulose acetate) was first used in eyewear in the late 1940s. Made of polymers derived from wood pulp and other natural fibers, it is shiny and transparent. In recent years, the material has been replaced by cheap nylon frames.
G-15: Ray-Ban’s G-15 lenses feature a special shade of green developed for military pilots in the 30’s, many that will expose the pilot’s eyes when flying over cloud lines. Filter out the bright blue light of the. These lenses are “15” because they can only pass 15% of visible light, making them ideal for bright sunny days. Ray-Ban offers a variety of shades, mirror finishes and gradients, with or without polarized lenses, but G-15 lenses are considered the best choice for any style.
Temple: These prevent the front of the frame (which holds the lens) from falling off your face. In most eyeglasses, they are long shafts that extend to the ear and are connected to a temple tip that curves behind the ear (holds the eyeglasses in place).
Polarization / Polarization: Polarized lens It has a special film that helps them reduce glare, namely bright reflected light. It works by allowing only light that enters the lens vertically (light that is not directly reflected from the light source) and blocks most of the light that is reflected on the water plane, such as water bodies, wide paved roads, and snowfields. Polarization is especially useful for those who drive sunny highways, fish during the day, ski, climb, and hike in snowy countries. Polarized lenses usually cost more than unpolarized lenses.
collection: These are exclusive online products not available in stores, such as special editions of Wayfarer, Aviator, and Clubmaster. Some standard models aren’t available in retail stores, but there are also limited editions or one-off seasonal releases, so if you find the pair you really want from this collection, we encourage you to act quickly.
Blaze: The Blaze collection eyewear features Ray-Ban’s classic eyewear silhouette and consists of overframe lenses. This means that the lens is on top of the frame itself, rather than being embedded within the frame.
Olympian: First introduced in the 1960s, the Olympia frame features a bold eyebrow line that extends from temple to temple. Since its introduction, this feature has also been adopted by other Ray-Ban lineups.
Legend: The Ray-Ban logo is embroidered on the glasses of the Legend collection in gold instead of the usual white.
Romance: Ray-Ban’s romance lenses have been specially developed for outdoor athletics. In addition to polar filters, hydrophobic and fingerprint-resistant coatings, and anti-reflection, these lenses darken the color and enhance detail and transparency.
evolution: A Ray-Ban version of the popular transition lens, these color lenses respond to light and shift the level of shade according to the amount of light present. It also has 100% UVA and UVB protection.
https://www.gearpatrol.com/style/g37594631/ray-ban-sunglasses/ Everything you need to know before buying Ray-Ban sunglasses