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Soft Lens Materials - Practitioners View
Material Name | Blank Manufacturer | ISO Classification | USAN | Water Content [%] | Dk (ISO; hPa) | Dk (Fatt; mmHg) | Dk Range (ISO; hPa) | Refractive Index (wet) | Specific Gravitiy (wet) [g/cm³] | Wetting Angle - (Sessile Drop) [°] | Wetting Angle - Captive Bubble) [°] | Ionicity | Modulus [MPa] | Elongation to Break [%] | Tensile Strength [MPa] | Composition | Replace Frequency | Commercial Launch (Year) | How many blanks have been sold | FDA Approved | FDA Number |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Aqua->Perm 38 | OPRI | 38 | 7 | 9 | 1 | 1.440 | N/A | N/A | No | ||||||||||||
Aqua->Perm 55 | OPRI | 55 | 0 | 14 | 1 | 1.410 | N/A | No | N/A | ||||||||||||
Benz 38 | Benz Research & Development | 38 | 7 | 9 | 1 | 1.442 | HEMA | N/A | N/A | No | |||||||||||
Benz G3X | Benz Research & Development | Hioxifilcon B I 1 | Hioxifilcon B | 49 | 11 | 15 | 1 | 1.425 | Non-Ionic | HEMA/GMA | N/A | N/A | Yes | ||||||||
Benz G4X | Benz Research & Development | Hioxifilcon D II 2 | Hioxifilcon D | 54 | 17 | 23 | 2 | 1.408 | Non-Ionic | HEMA/GMA | N/A | N/A | Yes | ||||||||
Benz G5X | Benz Research & Development | Hioxfilcon A | Hioxfilcon A | 59 | 0 | 21 | 2 | 1.401 | N/A | N/A | |||||||||||
Benz G72-HW | Benz Research & Development | 72 | 32 | 42 | 3 | 1.384 | Ionic | HEMA/GMA | N/A | N/A | No | ||||||||||
Benz Ultra O2 Plus | Benz Research & Development | 76 | 38 | 50 | 3 | 1.376 | N/A | N/A | No | ||||||||||||
Biogel 60 | Polymeric Sciences | Filcon | 61 | 15 | 20 | 1 | 1.404 | MMA/NVP | |||||||||||||
Biogel 62 | Polymeric Sciences | Filcon II | 62 | 21 | 28 | 2 | 1.420 | MMA/NVP | N/A | N/A | N/A | ||||||||||
Biogel 75 | Polymeric Sciences | Filcon | 73 | 25 | 33 | 2 | 1.385 | MMA/NVP | N/A | ||||||||||||
Biogel 80 | Polymeric Sciences | Filcon | 78 | 38 | 50 | 3 | 1.373 | MMA/NVP | N/A | ||||||||||||
Contaflex 38 % | Contamac | Filcon I 1 | Polymacon | 38 | 7 | 9 | 1 | 1.438 | 1.170 | Non-Ionic | 136 | 0.44 | N/A | N/A | Yes | ||||||
Contaflex 55 % | Contamac | Methafilcon IV 2 | Mathfilcon | 57 | 14 | 19 | 2 | 1.400 | 1.070 | Ionic | 140 | 0.47 | N/A | N/A | Yes | ||||||
Contaflex 58 % | Contamac | Filcon II 2 | N/A | 58 | 16 | 21 | 2 | 1.110 | 1.110 | Non-Ionic | 150 | 0.48 | N/A | N/A | No | ||||||
Contaflex 67 % | Contamac | Filcon II 2 | N/A | 67 | 23 | 30 | 2 | 1.390 | 1.070 | Non-Ionic | 130 | 0.36 | N/A | No | |||||||
Contaflex 75 % | Contamac | Filcon II 3 | N/A | 75 | 32 | 43 | 3 | 1.375 | 1.050 | Non-Ionic | 170 | 0.17 | N/A | N/A | No | ||||||
Contaflex GM Advance 49 % | Contamac | Acofilcon B I 2 | Acofilcon B | 49 | 12 | 16 | 2 | 1.419 | 1.142 | 0.36 | 210 | 0.35 | N/A | N/A | Yes | ||||||
Contaflex GM Advance 58 % | Contamac | Acofilcon A II 2 | Acofilcon A | 58 | 20 | 26 | 2 | 1.403 | 1.103 | 0.16 | 140 | 0.14 | N/A | N/A | Yes | ||||||
Contaflex GM3 49 % | Contamac | Acofilcon B I 2 | Acofilcon B | 49 | 10 | 13 | 2 | 1.416 | 1.142 | Non-Ionic | 212 | 0.60 | N/A | N/A | Yes | ||||||
Contaflex GM3 58 % | Contamac | Acofilcon A II 2 | Acofilcon A | 58 | 16 | 21 | 2 | 1.402 | 1.103 | Non-Ionic | 196 | 0.40 | N/A | N/A | Yes | ||||||
Definitive 50 | Contamac | Filcon V 3 | N/A | 50 | 50 | 38 | 3 | 1.410 | 0.60 | 290 | 0.95 | N/A | N/A | No | |||||||
Definitive 65 | Contamac | Filcon V 4 | N/A | 65 | 47 | 62 | 4 | 1.385 | 0.75 | 250 | 1.00 | N/A | No | ||||||||
Definitive 74 | Contamac | Efrofilcon A V 3 | Efrofilcon A | 74 | 45 | 60 | 3 | 1.375 | Non-Ionic | 0.35 | 180 | 0.39 | N/A | N/A | Yes | ||||||
Igel 58 | Contamac | Filcon II 1 | 58 | 16 | 21 | 1 | 1.400 | Non-Ionic | N/A | N/A | N/A | ||||||||||
Igel 77 | Contamac | Filcon II 3 | 77 | 29 | 39 | 3 | 1.370 | Non-Ionic | MMA/NVP | N/A | N/A | No | |||||||||
LSH | Lagado | N/A | N/A | 49 | 37 | 49 | 3 | 0.80 | 436 | 2.88 | N/A | N/A | N/A | ||||||||
SnoFlex 68 | Vista Optics | Filcon II 2 | 68 | 20 | 27 | 2 | Non-Ionic | N/A | N/A | No | |||||||||||
Vistagel 64 | Vista Optics | Alfafilcon A II 2 | Alfafilcon A | 64 | 18 | 24 | 2 | Non-Ionic | N/A | Yes | |||||||||||
Vistagel 75 | Vista Optics | Filcon II 2 | 72 | 26 | 34 | 2 | MMA/NVP | N/A | N/A | N/A |