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Reflex SV

Reflex SV is a 74% water-content SiHy soft lens designed for even the highest prescriptions.

Reflex SV is a 74% water-content SiHy soft lens designed for even the highest prescriptions. Lathe-cut, Reflex SV has a unique aspheric front surface geometry to reduce thickness.

Initial Lens Specification

If you know the lens dimensions you wish to fit, supply those to No7 and a lens will be manufactured to those specifications. Otherwise, call our technical help desk with keratometry readings, spectacle Rx and HVID and we will provide a lens for you to assess.


Assessment of Fit

The lens should give good comfort, centration and adequate smooth movement in all directions of gaze.


A Good Fit

A good fit should be:

  • Comfortable
  • Cover the limbus in all directions
  • Centre well even on upward gaze
  • Move freely on blinking with the lower lid pulled down – between 0.50mm and 1.00mm
  • Give sharp, stable keratometry mires immediately after blinking
  • Computer controlled design and manufacture ensure credible, consistent lenses over the complete range of powers
  • All high powered lenses are manufactured with an aspheric front surface geometry to reduce thickness 

Reflex SV is suitable for: –

  • High minus powers
  • Paediatric correction
  • Aphakia
  • Non-standard base curves and diameters


Material Definitive SiHy Material
Water Content 74%
Manufacturing Process Lathe Cut
Base Curve 8.40mm and 8.70mm std – or to Rx
Diameter 14.20 standard or to Rx
Power Range +35.00 to -35.00D
Centre Thickness @ -3.00D 0.08mm
Dk 60
Handling Tint Light blue
Recommended Replacement Schedule 3 monthly replacement, daily wear
Trial Lens No trial lens available; No7 100% fitting guarantee applies

Kevin Taylor

Technical Director

We have a dedicated technical support team, headed by Kevin, with decades of experience ready to help and advise you on any fitting issues. If you need support, please call: 


01424 850620

Frequently Asked Questions

We’re here to help. If you can’t find the answer to your question, why not give us a call. Our offices are open Mon-Fri 9:00 – 17:30

Can I order these lenses empirically
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How long will it take to manufacture lenses
Standard delivery time is 4 days. However, we are able to accomodate more urgent orders. If you need to receive your lenses more urgently, please tell us the the time of order.
What is the returns policy?
We offer a standard 90 day full refund (minus handling charge) on Quasar lenses.

We are here to help

Drop us a line anytime, and one of our customer service team will respond to you as soon as possible.