Perret Opticians
 
We have been opticians for three generations in our family, and our activity is targeted on three areas, optometry, contact lenses and optical instruments.

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SOFT CONTACT LENSES

Astigmatism correction

Clearall-dayT

MATERIALS INNOVATION
ClearGMA™ – bringing the benefits of biocompatibility to wearers Contact lens wearers can now receive the ocular benefits and convenience of Clearlab®’s innovative biocompatible material ClearGMA™:

  •   • Enhanced comfort, especially at end of day
      • Increased wearing times
      • Improvements in ocular health
      • Ease of handling and fitting

Clinical studies have confirmed that wearers prefer Clear1-day™ to leading brands in terms of comfort and end of day wetting. These studies also demonstrated to practitioners that the single fit design provides a lens that is exceptionally easy to fit, reducing chair time. Its biocompatible properties will also reduce wearer complications. The benefits of ClearGMA™ are also available in the unique aspheric frequent replacement lens Clearall-day™.

The Search Continues - Our investment in improving the performance of contact lenses through better materials continues, both internally and in partnership with leading research bodies. The areas we are investigating include:

  •   • Higher dk materials - to improve ocular health
      • Alternative polymer types that target ocular dryness and deposition
      • Storage efficacy

INNOVATION IN LENS DESIGN
Improving wearer’s vision through wavefront technology. The biocompatible Clearall-day™ lens has been enhanced with aberration correcting aspheric optics to optimize the overall wearing experience. The optics incorporate innovative wavefront design and technology which enhances wearers vision providing:

  •   • Optimized visual acuity across the power range
      • Improving contrast sensitivity, particularly important to night time vision
      • Improved vision for wearers with low levels of astigmatism

The Search Continues - Through attention to detail in all aspects of lens design, optics, edge profile, lens thickness and the understanding of the interface with lens materials, Clearlab®’s lens designers are recognized for their innovation in a wide range of modalities. We continue to develop innovative designs that both improve visual performance for wearers with myopia, hypermatropia, astigmatism and presbyopia and also deliver the benefits of advanced biocompatible materials. Greater comfort, less corneal distress and improved end of day and wetting are just a few of the improvements in ocular health that the wearer can expect.

INNOVATION IN ALL OUR ACTIVITIES
For Clearlab® innovation does not apply only to the products we offer, it spans all aspects of our business. Our production engineers strive for state of the art processes to ensure we are able to maintain a competitive advantage for our customers and provides value added products for lens wearers.

ABOUT CLEARALL-DAY™
Clearlab’s innovative engineers, scientists and clinical experts have successfully combined the ocular benefits of a biocompatible material – ClearGMA™- with the clinical simplicity of a unique aspheric disposable lens – Clearall-day™. Clearall-day™ is suitable for frequent replacement. The biocompatability of ClearGMA™ is achieved through synthesising the compatibility properties of mucin, the body’s natural wetting substance.

ClearGMA™ has water binding properties that enhance resistance to dehydration and increase lens surface wettability providing a greater affinity for water than ordinary contact lens materials. Wearers benefit from longer, more comfortable wearing times providing them with a truly comfortable all day lens. ENHANCING OCULAR PERFORMANCE
Proclear Compatibles® is the current bench-mark contact lens for biocompatibility. Clearlab®’s scientists and engineers were set the challenge of designing a contact lens that was superior to the overall benefits of Proclear Compatibles® through its material, enhanced vision, and ease of handling. The result is Clearall-day™ - the unique aspheric biocompatible frequent
replacement lens from Clearlab®.

ENHANCED VISION - ASPHERIC OPTICS

The biocompatible Clearall-day™ lens has been enhanced with aberration correcting aspheric optics to optimize the overall wearing experience. The optics incorporate innovative wavefront design
and technology on the front surface of the lens.
Visual acuity is optimized over the power range and the optical design is tailored to provide maximum contrast sensitivity particularly in low illumination where it is needed most.

Patients who normally require low amounts of toric correction can benefit from Clearall-day™ lenses as the aspheric optical design can successfully mask low levels of astigmatism. The combination of aberration correcting aspheric optics and longer wetting and wearing times confirms Clearall-day™ as a truly unique lens.

 

ABOUT CLEARALL-DAYT™
Over a quarter of all contact lens wearers suffer from astigmatism. Clearlab® is bringing the benefits of enhanced comfort, longer wearing times and improved ocular health to wearers with astigmatism through the introduction of Clearall-dayT™.CLEARALL-DAYT™ - ADVANCED TORIC DESIGN
Clearall-dayT™ provides astigmatic wearers the benefits of ClearGMA™ in a frequent replacement lens - extending the prescribing modalities for practitioners.

The patented unique dynamically stabilised design provides excellent performance in vision and comfort to wearers. The design uses delta profiles to orient the lens with the eye’s blinking mechanism. This provides a slimmer profile lens than the thick prism ballast of conventional toric designs. This slim profile provides rapid and accurate orientation on eye and aids oxygen transfer to the cornea, leading to clearer vision and better comfort, especially at the end of the day.

Incorporating advanced aspheric optics into the design provides enhanced acuity and an increased depth of focus (DOF effect) at the retina. This allows lens fitting to a wider range of cylinder prescriptions than conventional torics, making lens fitting easier with a greater first time success rate.

CLEARALL-DAYT BENEFITS

  • • Improved, contrast sensitivity
    • Enhanced visual acuity & night vision
    • Improved coverage of cylinder
    • Improved stability on eye
    • Dynamic axis orientation
    • Improved axis accommodation
    • Better oxygen transmission than conventional torics
    • Improved comfort and ocular health


Back surface 8,7 mm
Diameter 14,5 mm
Power +4,00 à -8,00 dpt.
+4,00 à - 6,00 10,25 -6,50 à - 8,00 /0,50
Cylinder -1,00, 1,75 dpt.(- 2,50 dès 2007 )
Axes 10, 20, 80, 90, 100, 160,170, 180°
axial marks vertical lines at 6 hours

Material Hioxifilcon A
Water content 57 %
Visitint light blue
Design front surface with aberration control
D
ynamic Stabilisation
Central thickness 0,09 mm à -3,00 dpt
DK/L 20 x 10"
Box of 6
exchange rate 4 weeks

 

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