The number is for one of five categories from 0 to 4. 0 is for cloudy conditions; 1 is for partly sunny; 2 is for medium brightness; 3 for high intensity and 4 is for exceptional brightness. The following letter can be one of three — N for normal or non-polarised, P for polarised and F for photo-chromatic.
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How do you read Ray-Ban glasses?
The first one is the Model name, then the Lens width and Bridge width. There is usally a third number which represents the Temple Length, which is the measurement in millimeters of the ‘arms’ of the frame. Sometimes there is also a fourth number which is the Lens Height. Each of these numbers is measured in mm.
What do symbols on sunglasses mean?
Answer: They’re size measurements in millimeters.
The first number (e.g. 52), is the width of the lenses. The second number (e.g. 20) is the distance between the lenses. And the third number (e.g. 135) is the complete length of the temple arm, which includes the portion that goes behind your ear.
How do I know what model my Ray-Bans are?
The model number on a pair of genuine Ray-Ban sunglasses will be found inside the left temple arm of the sunglasses . It will start with RB and be clearly etched and properly centred and aligned with the arm.
How can I tell if my Ray-Bans are authentic?
Genuine Ray-Bans have the RB logo etched into one of the lenses. The logo can often be imperceptible unless held up to the light. Run your finger slowly over the lens logo, and you should hardly be able to feel it. Check it against the log on the box to ensure it is a perfect match.
What do the numbers on the side of Ray-Bans mean?
To find your frame size, we will start with the two numbers on each side of the square symbol. The number to the left is going to be your lens width, and the one on the right will be your bridge size. The number just to the right of these measurements corresponds to your temple length.
Do all Ray-Bans have serial numbers?
Look for the model number inside the “arms” of the glasses.
On the left arm, you’ll see your glasses’ serial and manufacturing numbers. On the right arm, you should see the Ray-Ban logo, “Made in Italy”, and a stylized “CE” (which signifies that the glasses are certified to be sold in Europe).
Does Category 3 mean Polarised?
Polarised vs Non-Polarised Sunglasses
Many non-polarised sunglasses have a category 3 lens which provides high protection against sun glare, however, these sunglasses do not have the filter built into the lens that stops glare as polarised lenses do.
What is Category 3 Polarised?
Category 0 is a clear or very light tint lens – mainly used for impact protection. Many Safety Eyewear glasses have a clear lens.
What do sunglass categories mean?
| VLT | Category | Lens Tint |
|---|---|---|
| 43-80% | 1 | Light tint |
| 18-43% | 2 | Medium tint |
| 8-18% | 3 | Dark tint |
| 3-8% | 4 | Very dark tint |
What does FC3 mean on sunglasses?
For the likes of you and me, FC3 is the most common, providing a good level of UV protection and a high level of sun glare reduction. You’ll still be okay with FC2, found in more fashion forward ‘lighter’ styles, which provide a medium level of sun glare reduction and good UV protection.
What do fake Ray-Bans look like?
Some genuine Ray-Bans have plastic lenses. Also, check out the Ray-Ban logo. Ray-Ban places one prominent logo on the upper right (your left) lens, and one subtle “RB” etching on the left (your right) lens. On fakes, the logo will look blurry, be out of place, or even scratch off.
Why do my Ray-Bans say Made in China?
Luxottica, the world’s largest eyewear company, OWNS Ray-Ban (along with many other well-known brands). They have chosen to use China as a manufacturing location along with Italy.
Are all Ray-Bans Made in Italy?
Today, Ray-Bans are made in both Italy and China. When Luxottica started manufacturing Ray-Bans in 1999, they were made in Italy. Throughout the years, Luxottica has grown exponentially and opened factories outside its native country.
How much are Ray-Bans worth?
In 1999, the Global Eyewear Division of Bausch & Lomb, including Ray-Ban was acquired by Luxottica Group for US$640 million. In 2021, Ray-Ban commercialized a model of smart glasses that they developed with Facebook Reality Labs called Ray-Ban Stories.
How do you tell if your 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 does 3p mean on Ray-Bans?
What Does 3p Mean on Ray Bans? Category 3 stands for stronger glare protection and the P stands for polarization, which further reduces glare. Ray Ban lens designations are always composed of a number followed by a letter. The categories are ordered by numbers from 1 to 4.
Can I drive with Category 3 sunglasses?
Sunglasses with category 3 lenses are best for daytime driving conditions — any higher is considered too dark to drive safely.
Are Cat 3 sunglasses safe?
‘Lens category 3: sunglasses’ provide a good level of UV protection and a high level of sun glare reduction. ‘Lens category 4: sunglasses’ are special purpose sunglasses that provide a very high level of sun glare reduction and good UV protection.
Is UV protection and polarized the same?
The SparkNotes version of the difference between UV protection and polarization is this: UV protection guards your eyes from harmful UV rays while polarization works to minimize glare.
Are category 4 sunglasses too dark?
What are category 4 sunglasses? These are the darkest sun lenses. Because they absorb so much visible light, they’re illegal to wear for driving. Generally, these lenses are only suitable for extreme exposure scenarios such as high-altitude mountaineering.
Are Cat 2 sunglasses good?
Cat 2 lenses are the most common category to be found in sunglasses, for general use they provide good protection from visible light and from UV rays. This lens will have a tint which allows through less light than category 1 but more light than category 3.