G052205000,BICONVEXL.; N-BK 7; D=12.7; F=15
G052205322,BICONVEX LENS; N-BK 7; D=12.7; F
G052205329,BICONVEX LENS; N-BK 7; D=12.7; F
G052205525,BICONVEX LENS; N-BK 7; D=12.7; F
G052206000,BICONVEXL.; N-BK 7; D=12.7; F=20
G052206322,BICONVEX LENS; N-BK 7; D=12.7; F
G052206329,BICONVEX LENS; N-BK 7; D=12.7; F
G052206525,BICONVEX LENS; N-BK 7; D=12.7; F