3Dresyn OL2IR has these features and benefits:
- ideal for printing ophthalmic lenses with superior impact resistance
- it can be combined with the more rigid 3Dresyn OL1 MF for custom design and balance of properties
- excellent transparency / clarity
- non yellowing with excellent light fastness
- Refractive index 1.46-1.48
- clear, water white, colorless
- excellent impact shattering resistance (Notched Izod <85 J/m)
- isotropic to minimise difraction / scattering
- hydrophobic, ultra low water absorption ULWA
- tough and semirigid (Young modulus <500 MPa)
- high tensile strength, <20MPa
- high flexural strength <20 MPa
- Shore hardness D70
- elongation <40%
- very low shrinkage
- printable by most commercial and professional SLA, DLP & LCD 3D printers
- increased durability of the resin tank
- tinted finishes can be custom designed upon request
