G052208000,BICONVEXL.; N-BK 7; D=12.7; F=50
G052208322,BICONVEX LENS; N-BK 7; D=12.7; F
G052208329,BICONVEX LENS; N-BK 7; D=12.7; F
G052208525,BICONVEX LENS; N-BK 7; D=12.7; F
G052210000,BICONVEXL.; N-BK 7; D=12.7; F=10
G052211000,BICONVEXL.; N-BK 7; D=12.7; F=15
G052211322,BICONVEX LENS; N-BK 7; D=12.7; F
G052211329,BICONVEX LENS; N-BK 7; D=12.7; F
