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Adjustable focus eyeglasses are prescription eyeglasses with an adjustable focal length. They compensate for refractive errors (such as presbyopia) by providing variable focusing, allowing users to adjust them for desired distance or prescription, or both.
Current Bifocals and progressive lenses are static, in that the user has to change their eye position to look through the portion of the lens with the focal power corresponding to the distance of the object. This usually means looking through the top of the lens for distant objects and down through the bottom of the lens for near objects. Adjustable focus eyeglasses have one focal length, but it is variable without having to change where one is looking.
Possible uses for such glasses are to provide cheap glasses for 3rd...

Epson EH-TW5210 projector review | TrustedReviews - TrustedReviews

Photo by massdistraction on Flickr

What is the Epson EH-TW5210. The TW5210 is an LCD projector designed for the home user, rather than businesses. Epson EH-TW5210 – Design and Features The TW5210 is a cute-looking chap in an eccentric sort of way. The way its rear end sits much higher than the front edge gives it an unusual but not unattractive ‘ski slope’ look from the front – especially given the projector’s glossy white finish. Related: Best TVs 2016. The only issue I’d take with the design is that the reason the front edge stands so short versus the rear is that the lens it carries is quite small, which could potentially impact picture quality.

[via www.trustedreviews.com]

Samsung Gear VR review - CHOICE

Photo by ▓▒░ TORLEY ░▒▓ on Flickr

We try on the Samsung Gear VR headset – an affordable virtual reality device that pairs with your Samsung smartphone. You may not have tried a virtual reality (VR) headset yet, but chances are you will this year. Gear VR and the rest We're still waiting for high-end desktop computer and games console-driven systems such as the Oculus Rift and PlayStationVR (PSVR), but a few companies, including Samsung, have jumped on board early with headsets powered by... The entry-level option is Google's cheap-and-cheerful Cardboard viewer, with Samsung's Gear VR a step above as a more polished alternative.

[via www.choice.com.au]

[03/15/16, via The Daily Express]
Dr Rosemary: Is an eye test at my age really necessary? A AN examination by an optometrist can sort out exactly what type of glasses you need and it's not always straightforward. For example, I have an astigmatism which means that the front surface of my eye is slightly irregular and although cheap reading ... [...]

[03/15/16, via Daily Local News]
Consumer Reports: Need eyeglasses? Don’t overlook this Picking eyeglass frames that look right is tough enough ... but there is no strong evidence that you need them for eye health or safety. • Ask your optician for a discount. “Prices are not set in stone,” says Steve Kodey, senior director of industry ... [...]

[03/15/16, via huffingtonpost.com.au]
How To Tell If Your Sunglasses Are Actually Protecting Your Eyes And what better bargain than the cheap-as-chips sunglasses you can pick up from market ... but very few people understand the importance of wearing sunglasses for eye health," Sunglass Hut senior buyer Alexandra Kessell told The Huffington Post Australia. [...]

[03/14/16, via The Huffington Post]
How Retirees Can Save on Prescription Eyeglasses Prescription eyeglasses today aren't cheap. You can easily spend $200 for a basic pair, but if you want designer frames or need bifocal or progressive lenses the price can more than double. Here are a few different options that can help you save. [...]

[03/13/16, via capitalgazette.com]
Savvy Senior: How retirees can save on prescription eyeglasses Looking For Eyeglasses Dear Looking, Prescription eyeglasses today aren't cheap. You can easily spend $200 for a basic pair, but if you want designer frames or need bifocal or progressive lenses, the price can more than double. Here are a few different ... [...]