Learn how to measure your eyeglasses frames size with our DIY infographic. Take control of your eyewear fit. Read more at Zenni Optical.
They're two-dimensional surfaces that show absolutely precise, three-dimensional images of real objects. You don't even have to wear special glasses or look through a View-Master to see the images in 3-D. If you look at these holograms from different angles, you see objects from different...
Over time your glasses can become loose and ill fitting. We show you how to make minor adjustments yourself at home to improve the fit.
Find the right frame size by learning how to take and read glasses measurements. Hint: if you have glasses already, check the insides of the temples!
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Here’s what to do if your glasses have snap-on nose pads: Similar to screw-in nose pads, you need to measure the current nose pads and choose the same size and shape. Hold your glasses and turn them so the nose pads are facing up. ...
(Read Why is the sky blue? for more information on this effect.) That's why snow glasses are usually yellow. This tint really distorts color perception, which makes it inappropriate for any activity that relies on accurate color. Amber and brownish tints are also good general purpose tints....
They're two-dimensional surfaces that show absolutely precise, three-dimensional images of real objects. You don't even have to wear special glasses or look through a View-Master to see the images in 3-D. If you look at these holograms from different angles, you see objects from different...
Glasses may slip down your nose if they’re too big or if a screw is loose. Here’s how to prevent glasses from slipping and maintain uninterrupted, clear vision.
Eyeglasses are one of the most common sights in the world. Learn what goes into creating the lenses and how to read an eyeglass prescription.