Ads
related to: bottom half frame glasses
Search results
Results From The WOW.Com Content Network
The template for rimless eyeglasses date back to the 1820s, when an Austrian inventor named Johann Friedrich Voigtländer [] marketed a rimless monocle. [2] The design as it is known today arose in the 1880s [3] as a means to alleviate the combined weight of metal frames with heavy glass lenses.
The mounting of two half-lenses into a single frame led to a number of early complications and rendered such spectacles quite fragile. A method for fusing the sections of the lenses together was developed by Louis de Wecker at the end of the 19th century and patented by John Louis Borsch Jr. (1873–1929) [ 9 ] in 1908.
Half frames go around only half the lens; typically the frames attach to the top of the lenses and on the side near the top. Frameless glasses have no frame around the lenses and the ear stems are attached directly to the lenses. There are two styles of frameless glasses: those that have a piece of frame material connecting the two lenses, and ...
Browlines quickly became popular in post-World War II America, and composed half of all eyeglass sales throughout the 1950s. Ray-Ban introduced the Wayfarer sunglasses in 1952. Plastic eyeglasses mounted in popularity throughout the 1950s and into the 1960s, ultimately supplanting tortoiseshell as the most popular material for eyeglass frames.
But the glasses themselves (which took around 10 days to arrive — your mileage may vary) are great; they're lightweight and comfortable, and Pair nailed my fairly complicated progressive-lens ...
Man with glasses. A woman with glasses. Glasses, also known as eyeglasses or spectacles, are vision eyewear with clear or tinted lenses mounted in a frame that holds them in front of a person's eyes, typically utilizing a bridge over the nose and hinged arms, known as temples or temple pieces, that rest over the ears for support.