(Alden Optical)     Astera Multifocal Toric
Property ValueNotes
Base Curves 6.5 to 9.7 in 0.1 mm steps
Diameter 10.0 to 16.0 (14.5 standard)
Sph powers +30 to -30 0.25D steps
Cyl powers -0.50 to -10.00 0.25D steps, any axis
Add powers low: ≤ +1.50D,     medium: +1.75 to 2.25,     high +2.50 up
Qty Single vial, 4 pack vials, 6 pack vials
Mode DW
Replacement Monthly,   bimonthly,   quarterly
Charge 120.00
Material Hioxifilcon D 54% H2O
Group 3, high water, non ionic glycerin derivative
Man. Process lathe cut
DK 21
CT @ -3.00
OZ
Tint Clear or handling tint
Aspheric. Center near. Dual Elliptical Stabilization™
8.3, 8.6, 8.9 non cyl diagnostic set available.