Brand Name Start by looking for a logo or name printed on the frames to identify which brand of sunglasses you have. This brand name may be on the outer or inner arm of the frame.
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How do I find the model number of my sunglasses?
Frames generally have two numbers preceding a small square on the left arm of your sunglasses. Alternatively you can manually measure your lens width. Many brands make the same model in many sizes. For example, the Ray Ban Aviator Large Metal sunglasses all have the model number of RB3025LM.
How do I identify my eyeglass frames?
Frame sizes: The numbers
Eyeglass frame sizes are indicated by three numbers stamped on the inside of your eyeglasses. These numbers usually appear on the inner surface of one of the frame temples that hold your glasses in place behind your ears.
What do the 3 numbers on sunglasses mean?
temple length number
1) The eye size number (it is the size of the lenses on your frame). 2) The bridge size number (the distance between the lenses). 3) The temple length number (it is the size of that part of your eyeglass frame, which rests upon your ears).
What do the numbers on glasses mean?
The numbers beneath the frames reflect the SIZE MEASUREMENTS in millimeters (mm). THE FIRST NUMBER (ex.54) = the width of the lenses. THE SECOND NUMBER (ex.15) = the distance between the lenses. THE THIRD NUMBER (ex.140) = the length of the temple arm including the portion going behind the ear. The TOTAL WIDTH (ex.
How can you tell if sunglasses are authentic?
Look for the designer logo or name on the retail box. You’ll usually also find manufacturer information, and a barcode (or serial code). Double check these with the details in the accompanying brochure and on the sunglasses frame.
How do I identify my Ray Ban sunglasses?
Original Ray-Ban sunglasses will have “RB” or “Ray Ban etched onto the corner of the left lens to prove its authenticity. If the etching is missing, or a low quality or painted on the glasses will be fake. Other signs to spot a fake pair of Ray-Bans include the packaging and way in which they are boxed to ship.
What do polarized sunglasses mean?
Polarized, or anti-glare, sunglass lenses reduce light glare and eyestrain. Because of this, they improve vision and safety in the sun. When working or playing outdoors, you can become frustrated and even temporarily blinded by reflected light and glare.
Why are there numbers on my lenses?
With the help of these engravings, the optician can determine where the fields of vision for distance, intermediate, and near are located and whether the progressive lens is optimally positioned in front of your eye.
What do sunglass sizes mean?
The eye size number measures the width of the lens, measured from the bridge, in millimeters. The bridge width is the distance between the lenses in millimeters. And the third number is the length of the temple in millimeters.
What does the number and square mean on glasses?
That first number refers to the lens width at its widest point, while the second number is the bridge width, or the distance between lenses at its most narrow. Finally, the last number is the temple length. Tyler points out that the temple length isn’t super important when determining whether the glasses will fit you.
What does 55mm mean in sunglasses?
Temple length
| Fit | Eyeglasses | Sunglasses |
|---|---|---|
| Small | 50mm and below | 55mm and below |
| Medium | 51mm–54mm | 56mm–64mm |
| Large | 55mm and above | 65mm and above |
How can I tell if my Ray-Bans are polarized?
A question we often get is, “What does the Ray-Ban ‘P’ mean?” If you purchased your glasses directly from Ray-Ban or a Ray-Ban authorized dealer such as SportRx, the “P” next to the Ray-Ban signature indicates that your lenses are polarized.
What do numbers mean on Ray-Bans?
In any event, the first number (in millimetres) is the lens diameter, the second is the width of the bridge, and the third (if any) is the length of the temple arms. The lens diameter is the width of the lens at its widest point, measured in a straight line, not following any lens curvature.
Can you look up Ray-Ban serial number?
4. Look For the Model Number. One of the most reliable methods for spotting genuine Ray-Bans is to look for the serial number. This can be found on the inside of the left arm of the sunglasses, unless they’re aviators, in which case the arms are too thin to fit a number.
Do all Ray-Bans have the logo on the lens?
All new Ray-Bans have a “RB” etched onto one lens (check the far left side of the left lens). On fakes the etching will either be missing or of poor quality. The “RB” etching should be crisp and etched, not painted on.
What are glasses with fake lenses called?
Fake glasses are commonly called non-prescription glasses. They may also be referred to as clear lens glasses, clear lens sunglasses, or clear glasses.
Which is better UV or polarized sunglasses?
Key Takeaways. UV Blocking Sunglasses protect your eyes from dangerous ultraviolet rays and are crucial to good eye health. Polarized Sunglass Lenses can make your eyes more comfortable by eliminated glare.
Which sunglasses are better polarized or nonpolarized?
Polarized sunglasses work well to protect eyes from bright light and reduce glare, thereby making it easier to see. Polarized glasses are suitable for outdoor activities like fishing, diving, or skiing. Non-polarized glasses are standard sunglasses with a tint that improves visibility.
Why do my glasses have markings on them?
These are the marks left on the surface of the lenses during the processing. It is a standard industrial practice to engrave or etch these markings to align exactly where the point in the lens is that starts changing from your distance Rx to your reading Rx.