-50%Nitera F2 DUO adjustable-focus glasses (2 pairs)
Turn the dial until you see sharp: adjustable-focus glasses from −6 to +3 dioptres per eye, near and far, no prescription and no optician. Two complete pairs with hard cases and a tuning kit.
- −6 to +3 dioptres per eye, 0.25 clicks
- TwinDial: two independent metal dials with engraved scale
- Near and far: two complete pairs (A near, B distance)
- ClearSeal: sealed anti-reflective plates, dust stays out
- 42 mm clear field, hard coat, UV400
- TR90 frame, spring hinges, silicone nose pads, 28 g
- Tune yourself in 60 seconds with the chart in the box
- No prescription, no app, no batteries
- Re-tune when your sight changes instead of buying new glasses
- 2 hard cases, 2 cloths, lanyard, tuning chart and card included
- Does not correct astigmatism; not a substitute for an eye exam
- 2-year warranty
Quantità: 1
Tracked worldwide delivery · Pay on delivery where available
Spedizione Express
Solo 4,99€ · 2-5 giorni
Paghi alla consegna
In contanti al corriere
Garanzia 2 anni
Conformità CE
Reso 30 giorni
Soddisfatti o rimborsati
Descrizione
Tutto quello che devi sapere
Adjustable-focus glasses: two sliding wave-shaped polycarbonate plates per eye (Alvarez principle) change the power continuously from −6.00 to +3.00 dioptres, in 0.25 clicks. TwinDial: two independent brushed-aluminium dials with an engraved scale, one per eye, that hold their position. ClearSeal: sealed plate edge (dust stays out), multi-layer anti-reflective coating on both outer faces (< 1% reflection), hard coat, UV400; 42 × 30 mm clear field. TR90 frame, 142 mm, spring hinges, adjustable silicone nose pads, 28 g. Does not correct astigmatism, is not a custom medical device and does not replace an eye examination. In the box: 2 pairs (A pre-set at +1.50 for near, B at 0.00 for distance), 2 hard cases, 2 microfibre cloths, lanyard, 3-distance tuning chart, "my numbers" card, one-page guide with QR video, 2-year warranty card, rigid gift box.
Questions we get a lot
Delivery, payment, returns and warranty — answered plainly.
Delivery
Tracked, worldwide
Every order ships with a tracked courier, typically arriving in 2-5 working days within the EU and longer further afield. The cost for your address is shown at checkout, before you confirm.
Tracked delivery
2-5 working days in the EU, longer elsewhere
We confirm first
A call or message to check the delivery details before the parcel leaves
Friday orders
Anything after 17:00 GMT is confirmed and shipped on Monday
GaranziaYou have 30 days from delivery to send an item back — twice the statutory minimum, and it applies in every country we ship to. The item needs to come back unused and in its original packaging; beyond that we do not ask for a reason.
To start one, email info@ketravia.com with your order number. We reply within one working day with return instructions for your country, and refund what you paid for the item once it reaches us. If the return is down to a mistake of ours, we cover the postage too.