DIY Tips: How to Adjust Your Glasses

Purchasing glasses online offers convenience, a vast selection, and affordability, but sometimes the fit isn’t quite perfect straight out of the box. Fortunately, CNET recently highlighted some DIY tips for adjusting glasses purchased online, offering simple and practical solutions for common issues like tightness, slippage, and crookedness. Whether you’ve purchased Zenni glasses or elsewhere, these DIY adjustments can help you get the perfect fit without the need for professional tools.

Four pairs of glasses: tortoiseshell, black square, aviator with brown lenses, and black half-rim.

Assess the Fit of Your Glasses

Before making any adjustments, it’s important to evaluate how your glasses fit. Here are a few things to check:

  • Nose Pads: Are the nose pads too high or too low on your nose? This can affect the overall positioning of your glasses and cause them to slip down or rest too heavily on your nose.
  • Temple Fit: Do the temples (the arms of your glasses) feel too tight or too loose around your ears? A snug fit is essential to keep your glasses in place without discomfort.
  • Frame Alignment: Check if the frame sits straight on your face. Are the lenses aligned with your eyes, or does the frame tilt in one direction?

Once you’ve identified where the issue lies, you can proceed with adjustments.

Adjust the Nose Pads (For Metal Frames)

Metal frames often come with adjustable nose pads, which can be tweaked to achieve a better fit. Here’s how to do it:

  • Locate the Nose Pads: Metal frames have small, rubberized pads on either side of the frame.
  • Gently Adjust: Use your fingers or a pair of needle-nose pliers (if available) to slightly bend the nose pads. Moving them closer together can raise the frame higher on your nose, while moving them apart can help lower the frame.
  • Test the Fit: After each adjustment, place your glasses on your face and check if they rest more comfortably. Be gentle with your adjustments, as excessive force can break the nose pads or the frame.

If you’re unsure, start by making small adjustments, as you can always tweak further to get the perfect fit.

Black and gold sunglasses with dark lenses on a light blue surface.

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Adjust the Temples

Temples are the arms of your glasses that rest behind your ears. Adjusting these can help your glasses stay securely in place and prevent them from sliding down your nose or causing pressure on your temples.

  • Check the Fit: When wearing your glasses, check if the temples are too tight, causing discomfort, or too loose, causing the glasses to slide off your face.
  • Adjust the Temples: If the temples feel too tight, gently heat the arms using a hairdryer for 20-30 seconds until the frame becomes more pliable. Be cautious not to overheat plastic frames, as it could cause the frame to warp.
  • For Tight Temples: Use your fingers to bend the temples outward slightly, creating more space around your ears.
  • For Loose Temples: Bend the temples inward to create a tighter fit.
  • Test the Fit: After each adjustment, try the glasses on again. The temples should wrap comfortably around your ears without pinching or feeling too loose.

Adjust Frame Width and Alignment

If your frame isn’t sitting straight on your face or the lenses aren’t aligned with your eyes, you may need to adjust the frame itself.

  • Check the Frame: Place your glasses on a flat surface and check if one side of the frame is higher or lower than the other. If one side is uneven, the frame may need a little tweaking.
  • Heat the Frame: Use a hairdryer to heat the frame slightly (around 20-30 seconds) until it becomes flexible enough to adjust.
  • Adjust the Frame: Gently bend the temples or the frame at the nose bridge to create an even alignment. Take it slow and make small adjustments to avoid breaking the frame.
  • Test the Fit: After making these adjustments, place your glasses back on and see if they sit more comfortably.

Tortoiseshell square eyeglasses with white arms, Zenni branding on the lenses and arms.

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Tighten or Loosen the Screws

Loose screws can cause your glasses to feel wobbly or fall apart. If you notice that your frames are loose, it’s an easy fix!

  • Locate the Screws: Look for the small screws that connect the temples to the frame. If these are loose, you’ll need to tighten them.
  • Use a Small Screwdriver: You can find a mini screwdriver kit specifically designed for glasses. Use it to tighten the screws, but be careful not to overtighten them, as this can cause the frame to crack.
  • Test the Fit: Once you’ve tightened the screws, test your glasses to ensure they’re stable.

Final Check and Clean

After making your adjustments, take a final look in the mirror and check the overall fit. Your glasses should feel secure, comfortable, and properly aligned with your face. Don’t forget to clean your glasses with a microfiber cloth and lens cleaner to remove any smudges caused by handling the frames.

Adjusting your glasses doesn’t have to be a stressful task. With a little patience and the right tools, you can customize your glasses to fit comfortably and securely. Whether you need to adjust the nose pads, temples, or frame alignment, following these simple steps will ensure your new pair of glasses feels just right. If your glasses still feel uncomfortable after adjusting them or if you’re worried about damage, it’s always a good idea to visit an optician for a professional adjustment.

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Photograph of Ivan Yong

Ivan Yong

Dr. Ivan Yong is an optometrist with over a decade of experience in the optical industry. He earned his doctorate from the Southern California College of Optometry and has practiced in multiple settings, including private practice, community health, and ophthalmology. Dr. Yong aims to expand access to affordable eyewear and improve eye health worldwide.