Optima 38/SP
Property ValueNotes
Base Curves 8.4/8.7/9.0* *no 9.0 bc over -9.00D
diameter 14.0
powers +5.00 to -12.00 pl not available
qty   2 pack, 6pack as Optima FW   SP2 = "spare pair" 2 pack 
Mode DW
Replacement 1 year
Material polymacon1
Group I, low water - nonionic
Man. Process cast mold, lathe cut rear surface
DK 8.5
ct 0.06mm @ -3.00D
OZ 9.0 - 10.0 (-) 8.0 (+)
Tint visibility blue
Increased mid periphery thickness for easy handling
Modulus = 0.8 MPa.   Sold as Optima FW and various store brands.
1.  2-hydroxyethyl methacrylate.