Semi-Finished All Kinds of Semi-Finished Blanks In addition to supplying finished RX free-form lenses, we also manufacture semi-finished blanks from index 1.499,1.56,1.61,1.67,1.74 in single vision,bifocal,progressive... and are keen to supply these to RX laboratories in various countries. SINGLE VISION (1.499/1.56/1.61/1.67/1.74/1.591)BIFOCAL BLANKS (FT/CT/RT/INVISIBLE)PROGRESSIVE BLANKS(LONG/SHORT CORRIDIRO)SPECIAL BLANKS (TRIFOCAL,LENTICULAR,OMEGA...)OUR SEMI-FINISHED LENSES---SINGLE VISION INDEXDIA MM1.499(DIA 65/70/75/80/85)1.56(DIA 65/70/75/80/85)1.61(DIA 70/75/80)1.67(DIA 70/75/80)1.74(DIA 65/70/75)---BIFOCAL1.499FT/CT/RT/INVISIBLE1.56FT/CT/RT/INVISIBLE1.61FT/CT/RT/INVISIBLE1.67FT/CT/RT/INVISIBLE1.74FT/CT/RT/INVISIBLE---PROGRESSIVE1.499Corridor 12/14/171.56Corridor 12/14/171.61Corridor 12/14/171.67Corridor 12/14/171.74Corridor 12/14/17---SPECIAL ITEMS LenticularTrifocalOmeagE-Top