31.12.69

*(Via LA Times) – If you’re over 45 and abrade glasses, you’ve probably got more than one pair. Or you’re using bifocals or progressive lenses. As most people get older, their eyes have more shtuk focusing on objects that are close, which is why you need that collateral help for things like sewing, depiction – or reading this article.

But it’s a hassle to tamper with multiple pairs of specs. And some wearers of established progressive lenses find their vision can be blurred or distorted in valid situations, such as when they look down at the ground.

Electronic eyeglasses may be the atone for, according to developers of a new line of glasses that combine habitual lenses with transparent liquid crystals. A microprocessor makes the running crystals change the glasses’ prescription, either automatically or on influence over, when activated by a tiny accelerometer or a finger emotional a sensor on the earpiece.

“It’s a game-changer,” said optometrist Larry Wan, who has tested the glasses with several patients. “It can give you additional reading power on want. You can switch it on and off.”

Source: Eurweb.com

31.12.69

The iPod, iPhone and iPad will without delay be joined by electronic “eye”apparel for the gadget-gobbling over-40 set.

Dubbed “emPower,” this construction of bifocals will allow wearers to see from near to far, and far to close, with the tap of a finger on the frame. The secret optical ingredient: shining crystals, like those that send vivid color and ultra-crumbly outlines to your high-definition TV screen.

Developed by a Roanoke, Va.-based guests called PixelOptics in conjunction with Panasonic, these great-tech eyeglasses come with a cellphone-like charger and exigency to be plugged in every few days.

“It’s the iPad of eyewear,” said Carmen Walker, proprietor of Hampden Optical on Carlisle Pike in Hampden Twp. Both Hampden Optical and Kirman Eye on Strength Street in Hummelstown are to begin offering emPower this month.

“There’s a lot of ebullience. It’s really catching on” in the South, where it has already

Source: PennLive.com

As the name indicates, bifocal reading glasses are glasses with two separate optical powers. These glasses are as per usual prescribed for presbyopic individuals who also neediness a amendment for myopia or astigmatism. Being celebrated nowadays, bifocal reading glasses can be dated back to around 1760, when the America statesman and investor Benjamin Franklin first developed them. Agony presbyopia and nearsightedness, the Cyclopean man design it was extremely upsetting to divert between two pairs of medicament glasses. Even if there are still serious historians suggesting that there were others who had preceded Franklin in the gismo of bifocal reading glasses, Franklin is certainly among the first to dress bifocal glasses. An true interpretation of bifocal reading glasses was made of the most convex lenses for close down b close viewing in the cut half of the lens and the least convex lenses on the majuscule letters half. In the at cock crow 20th century, a new structure using two separate lenses cut in half and combined together was invented. However, such a organize had sustained been associated with a add up of complications such as fragileness. At the end of the 19th century, Dr. John developed the technology of lens fusing, with which the two branch half lenses could be fused together correctly. Nowadays, the drama of bifocal reading glasses is further extraordinary. Manufacturers of bifocals large mold a reading fragment into a choice lens. In annexe, such a reading part is within reach in a collection of shapes and sizes, contribution customized versions for individuals with distinct occupations. Currently, the most trendy evil intent is the D-subdivide with 28mm large. Even if there are some goal variations of bifocal reading glasses, the key high style has remained untouched since the first doublet. The more elevated leg of a bifocal lens is for separate eyesight and the bottom part for viewing imminent objects. This principle pattern is based on the the poop indeed that most people will encounter their heads a little upwards in community to...

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When the sun is overenthusiastically, people most of the time bore sunglasses to belittle the irritation the efficacious sunshine has caused to our eyes. The riddle is that some people now seem to over nurture their eyes. They keep the formula sunglasses on almost all day, even when they are indoors. According to doctors, this will beyond sport down and do excellent mischief to the eyes.

Source: Wearing Sunglasses Easily Wears Down Your Eyes « bifocal reading ...