Enjoy great value with our frame and lens deal: 1.5 index coated lenses are included with most styles, and multifocal or occupational lenses can be added at an additional cost based on your prescription
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Best Price Guarantee
If you find a lower price online within 14 days of purchase, we will BEAT IT by NZ$3!!
We have qualified dispensing opticians available to answer your questions and help you choose lenses and frames. Click here to get in touch with one of our dispensing opticians.
These R20 eyeglasses, available in a stylish Black/Clear , are sure to keep you looking stylish. The frame is made of Acetate , guaranteeing durability and comfort. Montana Readers R20 R20 's from SmartBuyGlasses also include a 24 months warranty.
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.
137.3 mm
29 mm
51 mm
19 mm
Bridge Width
Temple Length
Lens Width
140 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.
