Glasses & Contacts

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Glasses work by adjusting the focal point of light so that the image reaching the retina of the eye is in focus. Opticians cut the lenses to bring the image closer, further away or correct other vision problems, such as double vision.

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  • What causes eyeglasses to fog up?

    Q: What causes eyeglasses to fog up?

    A: Eyeglasses fog up when they are cooled below the dew point and encounter warm, moist air. As they cool, water condenses out onto the surface of the glasses, creating the fogging effect. The same effect creates drops of water on the outside of cold beverage glasses.
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  • How do they make eyeglasses in one hour?

    Q: How do they make eyeglasses in one hour?

    A: Vision specialists make eyeglasses quickly by entering the prescription into a computer, cutting the lenses and mounting the lenses into the frame. The key for receiving the glasses at retail vision stores within about an hour is to obtain the prescription that starts the production process.
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  • Is it possible to change your eye color?

    Q: Is it possible to change your eye color?

    A: As of 2014, the only way to change eye color permanently is through the use of iris implants, which present serious health risks. A laser surgery is being developed that may work, and people can influence the perception of their eye color with clothing colors or colored contact lenses.
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  • How do you put in contact lenses?

    Q: How do you put in contact lenses?

    A: Putting in contact lenses is an easy task that millions of people accomplish every morning. To start, you should wash your hands, rinse the lenses with contact solution, then hold your eyelids open that you can insert one lens into each eye. After the lenses are inserted, blink a few times to keep the lenses in focus.
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  • Can you get same day eyeglasses?

    Q: Can you get same day eyeglasses?

    A: Many vision centers offer same-day eyeglass services. These centers combine an optometrist service to test vision with an on-site laboratory that prepares the lenses and inserts them into the frames while the customer waits.
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  • How do you take contacts out?

    Q: How do you take contacts out?

    A: To remove a contact lens, wash hands and use the index finger of the non-dominant hand to lift the eye’s upper eyelid. At the same time, use the middle finger of the dominant hand to pull the lower lid downwards. Next, use the index finger and thumb to gently remove the contact.
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  • How do you fixed scratched glasses?

    Q: How do you fixed scratched glasses?

    A: To fixed scratched glasses, clean them with water and dish soap, and remove a scratched lens coating with sunscreen. For deeper scratches, buff out the scratches with a paste of baking soda and water or a nonabrasive toothpaste. Use a four-way nail buffer to remove scratches on a frame.
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  • What are progressive contact lenses?

    Q: What are progressive contact lenses?

    A: Progressive contact lenses, also called bifocal or multifocal lenses, are contacts that combine prescriptions for farsightedness and nearsightedness into one lens. There are several different methods for combining different powers into one contact lens. The human eye adapts to shifting between multiple powers, so it can focus on all distances.
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  • What are prescription shooting glasses?

    Q: What are prescription shooting glasses?

    A: Prescription shooting glasses are just like prescription glasses in the sense that they adjust for the unique vision impairment that any given person might have. However, they also protect the eyes from outside objects like dust, wind and debris from shooting or hunting.
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  • How do you fix broken reading glasses?

    Q: How do you fix broken reading glasses?

    A: To fix broken reading glasses, purchase an eyeglass repair kit, replace any lost screws, apply clear nail polish to secure the screws, and wrap a rubber band around the arms to tighten a loose hinge. If the plastic frames have broken, wrap tape around the break.
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  • Why do my eyes burn when I put my contacts in?

    Q: Why do my eyes burn when I put my contacts in?

    A: Eye allergies, sensitivity to ingredients in the contact lens solution, dirty lenses and dry eyes can make the eyes burn when contacts are inserted, according to All About Vision. Bausch & Lomb advises individuals who experience burning sensations when inserting contact lenses to remove them immediately.
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  • How do you clean glasses?

    Q: How do you clean glasses?

    A: Regular cleaning is necessary to see well through glasses. Cleaning eyeglasses is easy: simply spray both lenses with eyeglass cleaner, and wipe them with a soft lens cloth.
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  • What are prism eyeglasses?

    Q: What are prism eyeglasses?

    A: Prism eyeglasses are prescription glasses that have a prism in the lens. The prism can be ground into the lens, or it can be a sticker stuck to the lens. The primary use of prisms in eyeglasses is for positional correction, convergence correction and double vision correction.
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  • How do night vision glasses work?

    Q: How do night vision glasses work?

    A: Night-vision glasses work by capturing tiny amounts of light, some of it from the infrared portion of the light spectrum, and amplifying it in order to create an image that is more easily observed. Some systems may also utilize thermal imaging technology, either alone or in concert with light amplification.
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  • What are natural looking colored contacts?

    Q: What are natural looking colored contacts?

    A: Because the natural color of the eye isn't uniform, some color contacts have tiny dots and lines of color rather than a uniform tint. These patterns of color on the contact are intended to mimic the appearance of a real eye and make the final eye color look more natural.
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  • How do you put in eye contacts?

    Q: How do you put in eye contacts?

    A: To insert a contact lens, begin by washing and drying your hands thoroughly. Next, pick up the right eye lens, and clean it. Once the lens is clean, hold open your eyelids, and gently place the lens on your eyeball. Repeat this procedure for the left-eye contact lens.
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  • How can you adjust the nose pads on a pair of glasses?

    Q: How can you adjust the nose pads on a pair of glasses?

    A: To adjust the nose pads on a pair of glasses, lightly bend the arms holding the plastic pads, or loosen the screws holding the pads to adjust their angle. Be sure to hold the frames securely by the bridge.
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  • What should you do if you get a contact stuck in your eye?

    Q: What should you do if you get a contact stuck in your eye?

    A: Contacts can get stuck in the eye at any time, usually due to eye dryness. The easiest way to handle a stuck contact is to rinse the eye with contact lens solution. Then, close the eye and massage the upper eyelid until the lens moves.
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  • How can you get a free eye exam and glasses?

    Q: How can you get a free eye exam and glasses?

    A: Vision USA and The Lions Club offer free eye exams or financial assistance to cover the cost of eye exams to qualifying low-income adults. EyeCare America offers free eye exams to senior citizens not otherwise covered. New Eyes, a non-profit organization, provides vouchers to qualifying individuals for prescription glasses.
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  • How do you pick eyeglass frames?

    Q: How do you pick eyeglass frames?

    A: To pick eyeglass frames, look for frames that balance the shape of your face, and pick frames with flattering color, pattern and proportion. Your eyes should be centered in the frames. Try on many different frames before making your choice.
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  • How do glasses work?

    Q: How do glasses work?

    A: Glasses work by adjusting the focal point of light so that the image reaching the retina of the eye is in focus. Opticians cut the lenses to bring the image closer, further away or correct other vision problems, such as double vision.
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