We offer free basic 1.5 index lenses on most prescription eyeglasses. We provide opportunities to upgrade and add features during checkout. We make shopping online for your glasses simple, efficient and safe
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Wide forehead and cheekbones, tapering towards the chin.
Oval face shape:
Cheekbones are slightly wider than the chin and forehead.
Square face shape:
Equally wide forehead, cheekbones, and strong jawline.
Lens Material:
Bio Nylon
Lens Color:
Green
Base Curve:
4.00
UV Protection:
Most sunglasses sold by SmartBuyGlasses are a category 2 or 3 lenses. If you have questions about the lens category feel free to contact our customer service team at customerservice@smartbuyglasses.co.za
Prescription Details
Lens Compatibility:
Types of lenses which can be added to this frame choice.
Reading, Distance, Fashion, Computer
Prescription Range:
This frame is suitable if your sphere (SPH) and cylinder (CYL) values fall within this range.
SPH: -8.00 to +7.00
CYL: -4.00 to +4.00
Progressive Compatibility:
Progressive lenses are a type of multifocal lens, with three different prescriptions in each lens. They give you clear, seamless vision at near, intermediate, and far distances. Some frames are not suited to progressive lenses.
No
Yes
Not Recommended
PD Range:
Pupillary distance (PD) is the distance between the centers of your pupils. This is a vital measurement needed for us to prepare your prescription eyewear accurately. The average adult’s PD is 54 to 74 mm; for kids it's 43 to 58 mm.
60 to 84 mm
Details
Bio Injected Plastic: Injected Plastic is a nylon-based plastic. It has hypoallergenic properties and is very light. Bio Nylon: Nylon is lightweight, durable, and heat-resistant.
Picking the Saint-Laurent SL M119 BLAZE CRYSTAL sunglasses is guaranteed to get you noticed in all the right ways. These fun Transparent Brown sunglasses are a sure way to inject style and fun into any outfit. The durable Bio Injected Plastic frames ensure that your sunnies are both comfortable and long lasting, seeing you through season after season. With free shipping on all products as well as a 2 year warranty, why shop anywhere else?
Check the measurements inside your current frame for the best match.
Your glasses don’t need to match measurements exactly, use our size ranges to find the best fit.
47 mm
54 mm
18 mm
Bridge Width
Temple Length
Lens Width
135 mm
Lens Width
Bridge Width
Temple Length
Extra-Small
Below 42 mm
Below 16 mm
Below 130 mm
Small
42-49 mm
16-18 mm
130-135 mm
Medium
50-54 mm
19-20 mm
136-145 mm
Large
55-58 mm
21-23 mm
146-150 mm
Extra-Large
Above 58 mm
Above 23 mm
Above 150 mm
* This is a general size guide reference. Depending on the style of the frame or brand you choose, some variance may occur.
If you don’t wear glasses
You only need a ruler and a mirror. All measurements are in millimeters (mm).
Frame widthMeasure across your face from one side of your forehead to the other, just above your eyebrows.This helps ensure the frame fits comfortably without squeezing or slipping.
Bridge WidthMeasure the width of your nose at the narrowest point between your eyes.A proper bridge fit prevents pressure or sliding.
Temple LengthMeasure from the side of your face to just behind your ear, following the natural curve of your head.This ensures the arms of the glasses sit comfortably and securely.
Authenticity measures vary from brand to brand, including QR codes, certificates, and specific application of branding. What you see above is what this brand includes with their packaging to prove that the product is genuine.
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Try on glasses with a face picture
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