inert nitrogen atmosphere transferred to an oven and heated under an inert nitrogen atmosphere 2 h at 100 u00b0 c the cooled mold pairs were separated and the dry lens released from the mold hydrated extracted twice in deionized h2o for a minimum of 3 min transferred to and sealed in an autoclave vial containing a buffered saline solution and autoclaved 30 min at 121 u00b0 c affording optically transparent blue tinted ophthalmic lenses 40 ul aliquots of a soluble liquid monomer mix containing 9 3 parts by weight of monomer of formula iii 23 3 parts tris 41 9 parts nvp 18 6 parts hema 5 parts pg 0 5 parts v 64 1 5 parts sa and 95 ppm imvt were sealed between poly propylene anterior and posterior contact lens moulds under an inert nitrogen atmosphere transferred to an oven and heated under an inert nitrogen atmosphere 2 h at 100 u00b0 c the cooled mold pairs were separated and the dry lens released from the mold hydrated extracted twice in deionized h2o for a minimum of 3 min transferred to and sealed in an autoclave vial containing a buffered saline solution and autoclaved 30 min at 121 u00b0 c affording optically transparent blue tinted ophthalmic modulus tensile elong tear sample gm sqmm gm sqmm gm mm example 3 111.